MLM / Martin Marietta Materials, Inc. - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

Martin Marietta Materials, Inc.
US ˙ NYSE ˙ US5732841060

Mga Batayang Estadistika
LEI 5299005MZ4WZECVATV08
CIK 916076
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Martin Marietta Materials, Inc.
SEC Filings (Chronological Order)
Halaman ini menyediakan daftar lengkap dan kronologis dari Pengajuan SEC, tidak termasuk pengajuan kepemilikan yang kami sediakan di tempat lain.
September 3, 2025 EX-99.1

Capital Markets Day September 3, 2025 Welcome and Opening Remarks 2025 Capital Markets Day 2 Jacklyn Rooker VP, Investor Relations BENSON QUARRY ‖ BENSON, NORTH CAROLINA Statement Regarding Safe Harbor for Forward-Looking Statements Investors are cau

Exhibit 99.1 Capital Markets Day September 3, 2025 Welcome and Opening Remarks 2025 Capital Markets Day 2 Jacklyn Rooker VP, Investor Relations BENSON QUARRY ‖ BENSON, NORTH CAROLINA Statement Regarding Safe Harbor for Forward-Looking Statements Investors are cautioned that all statements herein that relate to the future involve risks and uncertainties and are based on assumptions that the Company

September 3, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 3, 2025 MARTIN MARIETTA

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 3, 2025 MARTIN MARIETTA MATERIALS, INC. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction (Commission Fil

August 7, 2025 EX-31.02

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.02 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, Michael J. Petro, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to m

August 7, 2025 EX-2.1

Equity and Asset Exchange Agreement, dated as of August 3, 2025, between Martin Marietta Materials, Inc. and Quikrete Holdings, Inc.

Exhibit 2.1 EXECUTION VERSION EQUITY AND ASSET EXCHANGE AGREEMENT by and between MARTIN MARIETTA MATERIALS, INC. AND QUIKRETE HOLDINGS, INC. Dated as of August 3, 2025 TABLE OF CONTENTS Page ARTICLE I PURCHASE AND SALE OF THE TRANSFERRED EQUITY INTERESTS AND THE TRANSFERRED ASSETS; CLOSING 1 Section 1.01. Purchase and Sale of the Transferred Equity Interests and Transferred Assets 1 Section 1.02.

August 7, 2025 EX-99.1

MARTIN MARIETTA REPORTS SECOND-QUARTER 2025 RESULTS Record Second-Quarter Aggregates Unit Profitability Underscores Pricing Strength and Cost Discipline Magnesia Specialties Achieves Record Quarterly Revenues and Second-Quarter Profitability Collecti

MARTIN MARIETTA REPORTS SECOND-QUARTER 2025 RESULTS Record Second-Quarter Aggregates Unit Profitability Underscores Pricing Strength and Cost Discipline Magnesia Specialties Achieves Record Quarterly Revenues and Second-Quarter Profitability Collective Portfolio Actions Strengthen Long-Term Earnings Growth Potential Raising Full-Year 2025 Guidance RALEIGH, N.

August 7, 2025 EX-95

EXHIBIT 95

Appendix 1 EXHIBIT 95 MINE SAFETY DISCLOSURES The operation of the Company’s domestic aggregates quarries and mines is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (the Mine Act).

August 7, 2025 EX-32.02

EXHIBIT 32.02

EXHIBIT 32.02 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended June 30, 2025 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, Michael J. Petro, the Chief Financial

August 7, 2025 8-K

FORM 8-K Item 2.02 Results of Operations and Financial Condition. Item 7.01 Regulation FD Disclosure. Item 9.01 Financial Statements and Exhibits.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 07, 2025 MARTIN MARIETTA MATERIALS INC (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation) (

August 7, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 3, 2025 Martin Marietta M

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 3, 2025 Martin Marietta Materials Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 001-12744 56-1848578 (State or Other Jurisdiction of Incorporation

August 7, 2025 EX-31.01

EXHIBIT 31.01

EXHIBIT 31.01 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, C. Howard Nye, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make

August 7, 2025 EX-32.01

EXHIBIT 32.01

EXHIBIT 32.01 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended June 30, 2025 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, C. Howard Nye, the Chief Executive Of

August 7, 2025 10-Q

Legal and Administrative Proceedings

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-12744 MARTIN MARIETTA MATERIALS, INC.

August 4, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 3, 2025 Martin Marietta M

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 3, 2025 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina (State or Other Jurisdiction of Incorporation) 001-12744 (Commiss

August 4, 2025 EX-99.1

MARTIN MARIETTA AND QUIKRETE TO EXCHANGE CERTAIN CEMENT AND CONCRETE ASSETS FOR AGGREGATES ASSETS COMPANY ALSO COMPLETES ACQUISITION OF PREMIER MAGNESIA, LLC PREVIEWS SECOND QUARTER 2025 EARNINGS AND RAISES FULL-YEAR GUIDANCE

Exhibit 99.1 MARTIN MARIETTA AND QUIKRETE TO EXCHANGE CERTAIN CEMENT AND CONCRETE ASSETS FOR AGGREGATES ASSETS COMPANY ALSO COMPLETES ACQUISITION OF PREMIER MAGNESIA, LLC PREVIEWS SECOND QUARTER 2025 EARNINGS AND RAISES FULL-YEAR GUIDANCE Raleigh, N.C. (August 4, 2025) – Martin Marietta Materials, Inc. (NYSE: MLM) (Martin Marietta or the Company), today announced that it has entered into a definit

July 8, 2025 EX-99.1

MARTIN MARIETTA APPOINTS MICHAEL J. PETRO AS CHIEF FINANCIAL OFFICER

Exhibit 99.1 MARTIN MARIETTA APPOINTS MICHAEL J. PETRO AS CHIEF FINANCIAL OFFICER Raleigh, N.C., (July 8, 2025) – Martin Marietta Materials, Inc. (NYSE: MLM) (“Martin Marietta” or the “Company”), a leading national supplier of aggregates and heavy building materials, today announced the appointment of Michael J. Petro as Senior Vice President and Chief Financial Officer, effective immediately. Rob

July 8, 2025 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 7, 2025 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 001-12744 56-1848578 (State or Other Jurisdiction of Incorporation) (

June 26, 2025 11-K

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K  ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR  TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-12744 MARTIN MARIETTA SAVINGS and INVESTMENT PLAN (Full tit

June 26, 2025 EX-23.01

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 23.01 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in the Registration Statement (Forms S-8 No. 333-115918 and No. 333-15429) pertaining to the Amended and Restated Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors, and the Martin Marietta Savings and Investment Plan (formerly the Martin Marietta Materials, Inc

May 15, 2025 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 15, 2025 MARTIN MARIETTA MATERIALS INC (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation) (Com

April 30, 2025 EX-32.01

EXHIBIT 32.01

EXHIBIT 32.01 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended March 31, 2025 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, C. Howard Nye, the Chief Executive O

April 30, 2025 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 30, 2025 MARTIN MARIETTA MATERIALS INC (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation) (C

April 30, 2025 EX-31.02

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.02 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, Robert J. Cardin, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to m

April 30, 2025 EX-32.02

EXHIBIT 32.02

EXHIBIT 32.02 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended March 31, 2025 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, Robert J. Cardin, the Interim Chief

April 30, 2025 EX-99.1

MARTIN MARIETTA REPORTS FIRST-QUARTER 2025 RESULTS Pricing Momentum, Cost Discipline and Acquisition Contributions Drive Margin Expansion Double-Digit Aggregates Gross Profit Per Ton Growth Drives Record First Quarter Aggregates Profitability Magnesi

MARTIN MARIETTA REPORTS FIRST-QUARTER 2025 RESULTS Pricing Momentum, Cost Discipline and Acquisition Contributions Drive Margin Expansion Double-Digit Aggregates Gross Profit Per Ton Growth Drives Record First Quarter Aggregates Profitability Magnesia Specialties Posts Quarterly Records for Revenues and Profitability RALEIGH, N.

April 30, 2025 EX-95

EXHIBIT 95

Appendix 1 EXHIBIT 95 MINE SAFETY DISCLOSURES The operation of the Company’s domestic aggregates quarries and mines is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (the Mine Act).

April 30, 2025 EX-31.01

EXHIBIT 31.01

EXHIBIT 31.01 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, C. Howard Nye, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make

April 30, 2025 10-Q

Legal and Administrative Proceedings

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-12744 MARTIN MARIETTA MATERIALS, INC.

April 15, 2025 DEF 14A

SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

Table of Contents SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

April 10, 2025 EX-10.1

Martin Marietta Internal Organizational Announcement, dated April 10, 2025

Exhibit 10.1 DATE: April 10, 2025 FROM: Ward Nye Chair and CEO ORGANIZATIONAL ANNOUNCEMENT After nearly eight years with Martin Marietta, James (Jim) A.J. Nickolas has decided to depart as Executive Vice President and Chief Financial Officer, effective immediately, to move his family back to their beloved hometown. Jim will join a Chicago-based publicly traded company, as its Chief Financial Offic

April 10, 2025 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition

false000091607600009160762022-12-222022-12-22 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 21, 2025 EX-31.01

Certification dated February 21, 2025 of Chief Executive Officer pursuant to Securities and Exchange Act of 1934, rule 13a‑14, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

EXHIBIT 31.01 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 CERTIFICATIONS I, C. Howard Nye, certify that: 1. I have reviewed this Form 10-K of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fac

February 21, 2025 EX-21.01

List of subsidiaries of Martin Marietta Materials, Inc.

EXHIBIT 21.01 SUBSIDIARIES OF MARTIN MARIETTA MATERIALS, INC. AS OF DECEMBER 31, 2024 Percent Name of Subsidiary Owned 2M Lands, LLC, a North Carolina limited liability company 100%1 Alamo Gulf Coast Railroad Company, a Texas corporation 99.5%2 Alamo North Texas Railroad Company, a Texas corporation 99.5%3 Albert Frei & Sons, Inc., a Colorado corporation 100%4 American Aggregates Corporation, a No

February 21, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

a c9 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-12744 MARTIN MARIE

February 21, 2025 EX-32.02

Certification dated February 21, 2025 of Chief Financial Officer required by 18 U.S.C. 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.02 WRITTEN STATEMENT PURSUANT TO 18 U.S.C. 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the 2024 Annual Report on Form 10-K (the Report) of Martin Marietta Materials, Inc. (the Registrant), as filed with the Securities and Exchange Commission, I, James A. J. Nickolas, the Chief Financial Officer of the Registrant, certify that: (1) the Re

February 21, 2025 EX-23.01

Consent of PricewaterhouseCoopers LLP, Independent Registered Public Accounting Firm for Martin Marietta Materials, Inc. and consolidated subsidiaries

EXHIBIT 23.01 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No. 333-271686) and Form S-8 (Nos. 33-83516, 333-37886, 333-79039, 333-115918, 333-85608, 333-15429, 333-211735 and 333-197201) of Martin Marietta Materials, Inc. of our report dated February 21, 2025 relating to the financial statem

February 21, 2025 EX-32.01

Certification dated February 21, 2025 of Chief Executive Officer required by 18 U.S.C. 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.01 WRITTEN STATEMENT PURSUANT TO 18 U.S.C. 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the 2024 Annual Report on Form 10-K (the Report) of Martin Marietta Materials, Inc. (the Registrant), as filed with the Securities and Exchange Commission, I, C. Howard Nye, the Chief Executive Officer of the Registrant, certify that: (1) the Report fu

February 21, 2025 EX-31.02

Certification dated February 21, 2025 of Chief Financial Officer pursuant to Securities and Exchange Act of 1934, rule 13a‑14, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

EXHIBIT 31.02 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 CERTIFICATIONS I, James A. J. Nickolas, certify that: 1. I have reviewed this Form 10-K of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a mater

February 21, 2025 EX-95

Mine Safety Disclosure Exhibit

EXHIBIT 95 MINE SAFETY DISCLOSURE EXHIBIT The operation of the Company’s U.S. aggregate quarries and mines (including the mining operations of the cement product line) is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (the Mine Act). MSHA inspects the Company’s quarries and mines (and cement plants) on a regula

February 21, 2025 EX-19.01

Martin Marietta Insider Trading Policy

EXHIBIT 19.01 Martin Marietta Materials, Inc. Insider Trading Policy I. PURPOSE The purpose of this policy (the “Policy”) is to promote compliance with U.S. securities laws that (i) prohibit trading in securities of a company while aware of material nonpublic information about that company, commonly known as “insider trading,” or (ii) providing such information to other persons who may trade on th

February 12, 2025 EX-99.1

MARTIN MARIETTA REPORTS FOURTH-QUARTER AND FULL-YEAR 2024 RESULTS Earnings Growth and Margin Expansion Resumed in the Fourth Quarter Achieved Full-Year Records for Aggregates Revenues, Gross Profit and Unit Profitability Completed Aggregates Bolt-Ons

MARTIN MARIETTA REPORTS FOURTH-QUARTER AND FULL-YEAR 2024 RESULTS Earnings Growth and Margin Expansion Resumed in the Fourth Quarter Achieved Full-Year Records for Aggregates Revenues, Gross Profit and Unit Profitability Completed Aggregates Bolt-Ons in Florida, Southern California and Texas in the Fourth Quarter RALEIGH, N.

February 12, 2025 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 12, 2025 MARTIN MARIETTA MATERIALS INC (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation)

December 20, 2024 EX-10.1

Loan Modification No. 3 and Extension Agreement dated as of December 20, 2024 among the Corporation, the Lenders (as defined in the Amendment) and JPMCB.

Exhibit 10.1 LOAN MODIFICATION NO. 3 AND EXTENSION AGREEMENT LOAN MODIFICATION NO. 3 AND EXTENSION AGREEMENT dated as of December 20, 2024 (this “Agreement”) among Martin Marietta Materials, Inc., a North Carolina corporation (the “Borrower”), the Lenders (as defined below) party hereto and JPMorgan Chase Bank, N.A. (“JPMCB”), as administrative agent (in such capacity, the “Administrative Agent”).

December 20, 2024 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

falseMARTIN MARIETTA MATERIALS INC000091607600009160762023-11-202023-11-20falseMARTIN MARIETTA MATERIALS INC000091607600009160762023-12-212023-12-21 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

December 3, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 03, 2024 MARTIN MARIETTA MATERIALS INC (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation)

November 4, 2024 EX-4.2

Fifth Supplemental Indenture, dated as of November 4, 2024, between Martin Marietta Materials, Inc. and Regions Bank, as trustee, governing the Notes.

Exhibit 4.2 Execution Version MARTIN MARIETTA MATERIALS, INC., as Issuer and Regions Bank, as Trustee FIFTH SUPPLEMENTAL INDENTURE Dated as of November 4, 2024 to INDENTURE Dated as of May 22, 2017 5.150% Senior Notes due 2034 5.500% Senior Notes due 2054 TABLE OF CONTENTS Page ARTICLE I Definitions SECTION 1.1 Definition of Terms 2 SECTION 1.2 Additional Definitions 2 SECTION 1.3 Other Definition

November 4, 2024 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 4, 2024 MARTIN MARIETTA MATERIALS, INC. (Exact name of registrant as specified in its charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation

November 1, 2024 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Financial Statements and Exhibits

false000091607600009160762024-09-182024-09-18 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 31, 2024 MARTIN MARIETTA MATERIALS INC.

November 1, 2024 424B2

Joint book-running managers Deutsche Bank Securities J.P. Morgan Truist Securities PNC Capital Markets LLC Wells Fargo Securities Regions Securities LLC Comerica Securities FHN Financial Securities Corp. Loop Capital Markets First Citizens Capital Se

Filed Pursuant to Rule 424(b)(2) Registration No. 333-271686 Prospectus Supplement (To prospectus dated May 5, 2023) $1,500,000,000 Martin Marietta Materials, Inc. $750,000,000 5.150% Senior Notes due 2034 $750,000,000 5.500% Senior Notes due 2054 Martin Marietta Materials, Inc. is offering $750,000,000 aggregate principal amount of its 5.150% Senior Notes due 2034 (the “2034 notes”) and $750,000,

November 1, 2024 EX-FILING FEES

Calculation of Filing Fee Table (Form Type) Martin Marietta Materials, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities

Exhibit 107.1 Calculation of Filing Fee Table 424(b)(2) (Form Type) Martin Marietta Materials, Inc. (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security  Type  Security  Class Title  Fee  Calculation  or Carry  Forward  Rule  Amount Registered  Proposed  Maximum  Offering  Price Per  Unit  Maximum Aggregate  Offering Price  Fee Rate

November 1, 2024 EX-1.1

Underwriting Agreement, dated as of October 31, 2024, between Martin Marietta Materials, Inc. and Deutsche Bank Securities Inc. and J.P. Morgan Securities LLC, as representatives of the several underwriters named therein.

Exhibit 1.1 Execution Version MARTIN MARIETTA MATERIALS, INC. $750,000,000 5.150% SENIOR NOTES DUE 2034 $750,000,000 5.500% SENIOR NOTES DUE 2054 Underwriting Agreement October 31, 2024 Deutsche Bank Securities Inc. J.P. Morgan Securities LLC As Representatives of the several Underwriters listed in Schedule I hereto c/o Deutsche Bank Securities Inc. 1 Columbus Circle New York, New York 10019 c/o J

November 1, 2024 EX-99.1

Martin Marietta Announces Pricing Terms of Debt Offering

Exhibit 99.1 Martin Marietta Announces Pricing Terms of Debt Offering October 31, 2024 Raleigh, N.C., October 31, 2024 (GLOBE NEWSWIRE) – Martin Marietta Materials, Inc. (NYSE:MLM) (“Martin Marietta” or the “Company”) announced today the pricing of its offering of $750 million aggregate principal amount of 5.150% Senior Notes due 2034 (the “2034 Notes”) and $750 million aggregate principal amount

October 31, 2024 424B5

Joint book-running managers Deutsche Bank Securities J.P. Morgan Prospectus supplement, dated     , 2024

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-271686 The information in this preliminary prospectus supplement is not complete and may be changed. A registration statement relating to these securities has become effective upon filing with the Securities and Exchange Commission. This preliminary prospectus supplement and the accompanying base prospectus are not an offer to

October 31, 2024 FWP

MARTIN MARIETTA MATERIALS, INC. $750,000,000 5.150% Senior Notes due 2034 $750,000,000 5.500% Senior Notes due 2054 PRICING TERM SHEET October 31, 2024

Filed Pursuant to Rule 433 Registration No. 333-271686 Issuer Free Writing Prospectus dated October 31, 2024 Relating to Preliminary Prospectus Supplement dated October 31, 2024 MARTIN MARIETTA MATERIALS, INC. $750,000,000 5.150% Senior Notes due 2034 $750,000,000 5.500% Senior Notes due 2054 PRICING TERM SHEET October 31, 2024 This term sheet (this “Pricing Term Sheet”) relates only to the securi

October 30, 2024 EX-32.01

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.01 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended September 30, 2024 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, C. Howard Nye, the Chief Executi

October 30, 2024 EX-99.1

MARTIN MARIETTA REPORTS THIRD-QUARTER 2024 RESULTS Achieved Record Quarterly Aggregates Gross Profit Per Ton Despite Weather Impacts Delivered Record Third-Quarter Cash Flows from Operations and Magnesia Specialties Revenues and Gross Profit Acquired

Exhibit 99.1 MARTIN MARIETTA REPORTS THIRD-QUARTER 2024 RESULTS Achieved Record Quarterly Aggregates Gross Profit Per Ton Despite Weather Impacts Delivered Record Third-Quarter Cash Flows from Operations and Magnesia Specialties Revenues and Gross Profit Acquired Pure Aggregates Assets in South Florida and Southern California RALEIGH, N.C. (October 30, 2024) – Martin Marietta Materials, Inc. (NYSE

October 30, 2024 EX-32.02

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.02 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended September 30, 2024 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, James A. J. Nickolas, the Chief

October 30, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-12744 MARTIN MARIETTA MATERIALS, INC.

October 30, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 30, 2024 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation

October 30, 2024 EX-31.02

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.02 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, James A. J. Nickolas, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary

October 30, 2024 EX-31.01

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.01 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, C. Howard Nye, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make

October 30, 2024 EX-95

MINE SAFETY DISCLOSURES

Appendix 1 EXHIBIT 95 MINE SAFETY DISCLOSURES The operation of the Company’s domestic aggregates quarries and mines is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (the Mine Act).

September 19, 2024 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): September 18, 2024 MARTIN MARIETTA MATERIALS INC (Exact Name of Registrant as Specified in Its Charter) North Carolina 001-12744 56-1848578 (State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification No.

September 19, 2024 EX-10.01

Sixteenth Amendment to Credit Agreement, dated as of September 18, 2024, among Martin Marietta Funding LLC, as borrower, Martin Marietta Materials, Inc., as servicer, and Truist Bank, successor by merger to SunTrust Bank, as lender together with the other lenders from time to time party thereto, and Truist Bank, successor by merger to Sun Trust Bank, as administrative agent for the lenders (including a conformed copy of the Credit Agreement attached as Exhibit A thereto).

Exhibit 10.01 Sixteenth Amendment to Credit and Security Agreement This Sixteenth Amendment to Credit and Security Agreement (herein, the “Amendment”) is entered into as of September 18, 2024 (the “Effective Date”), among Martin Marietta Funding LLC, a Delaware limited liability company (“Borrower”), Martin Marietta Materials, Inc., a North Carolina corporation, as initial Servicer (the “Servicer”

September 18, 2024 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM SD SPECIALIZED DISCLOSURE REPORT Commission File Number: 1-12744 MARTIN MARIETTA MATERIALS, INC. (Exact Name of Registrant as Specified in its Charter) Commission File Number:

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM SD SPECIALIZED DISCLOSURE REPORT Commission File Number: 1-12744 MARTIN MARIETTA MATERIALS, INC.

September 18, 2024 EX-2.01.SCH

XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT

Municipality of Guysborough [Member] Municipality of Guysborough. Martin Marietta Materials Canada Limited [Member] Martin Marietta Materials Canada Limited. CA-NS/sand/gravel/stone/Open Pit [Member] C A - N S Sand / Gravel / Stone / Open Pit [Member] CA - NS sand/gravel/stone/open pit. UNITED STATES Martin Marietta Materials, Inc. [Member] Martin Marietta Materials, Inc. US-UT/sand/gravel/stone/O

September 18, 2024 8-K

Mine Safety - Reporting of Shutdowns and Patterns of Violations

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 12, 2024 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporati

September 18, 2024 EX-2.01.INS

XBRL INSTANCE DOCUMENT

0000916076mlm:MunicipalityOfGuysboroughMembercountry:CA2023-01-012023-12-31 0000916076mlm:MartinMariettaMaterialsCanadaLimitedMember2023-01-012023-12-31 0000916076country:CA2023-01-012023-12-31 0000916076mlm:BureauOfLandManagementMembercountry:US2023-01-012023-12-31 0000916076mlm:USCOSandGravelStoneOpenPitMember2023-01-012023-12-31 0000916076mlm:USWYSandGravelStoneOpenPitMember2023-01-012023-12-31

August 8, 2024 EX-32.02

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.02 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended June 30, 2024 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, James A. J. Nickolas, the Chief Finan

August 8, 2024 EX-32.01

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.01 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended June 30, 2024 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, C. Howard Nye, the Chief Executive Of

August 8, 2024 EX-99.1

MARTIN MARIETTA REPORTS SECOND-QUARTER 2024 RESULTS Record Second-Quarter Aggregates Gross Profit Per Ton With Pricing Gains Across All Product Lines Closing and Integration of Blue Water Acquisition Reinforces Aggregates-Led Business Model Revised F

Exhibit 99.1 MARTIN MARIETTA REPORTS SECOND-QUARTER 2024 RESULTS Record Second-Quarter Aggregates Gross Profit Per Ton With Pricing Gains Across All Product Lines Closing and Integration of Blue Water Acquisition Reinforces Aggregates-Led Business Model Revised Full-Year Guidance RALEIGH, N.C. (August 8, 2024) – Martin Marietta Materials, Inc. (NYSE: MLM) (“Martin Marietta” or the “Company”), a le

August 8, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-12744 MARTIN MARIETTA MATERIALS, INC.

August 8, 2024 EX-95

MINE SAFETY DISCLOSURES

Appendix 1 EXHIBIT 95 MINE SAFETY DISCLOSURES The operation of the Company’s domestic aggregates quarries and mines is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (the Mine Act).

August 8, 2024 EX-31.02

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.02 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, James A. J. Nickolas, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary

August 8, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 08, 2024 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation)

August 8, 2024 EX-31.01

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.01 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, C. Howard Nye, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make

July 12, 2024 8-K

Mine Safety - Reporting of Shutdowns and Patterns of Violations

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 08, 2024 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation) (

June 27, 2024 EX-23.01

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 23.01 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in the Registration Statement (Forms S-8 No. 333-115918 and No. 333-15429) pertaining to the Amended and Restated Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors, and the Martin Marietta Savings and Investment Plan (formerly the Martin Marietta Materials, Inc

June 27, 2024 11-K

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K  ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR  TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-12744 MARTIN MARIETTA SAVINGS and INVESTMENT PLAN (Full tit

May 17, 2024 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 16, 2024 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation) (C

May 3, 2024 8-K

Mine Safety - Reporting of Shutdowns and Patterns of Violations

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 01, 2024 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation) (C

April 30, 2024 EX-32.02

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.02 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended March 31, 2024 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, James A. J. Nickolas, the Chief Fina

April 30, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 30, 2024 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation)

April 30, 2024 EX-31.01

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.01 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, C. Howard Nye, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make

April 30, 2024 EX-99.1

MARTIN MARIETTA REPORTS FIRST-QUARTER 2024 RESULTS First-Quarter Aggregates Gross Profit Per Ton Increased 14 Percent to $6.53 Magnesia Specialties Achieved Record Quarterly Gross Profit Quarter Highlights Include Significant Portfolio Enhancements F

Exhibit 99.1 MARTIN MARIETTA REPORTS FIRST-QUARTER 2024 RESULTS First-Quarter Aggregates Gross Profit Per Ton Increased 14 Percent to $6.53 Magnesia Specialties Achieved Record Quarterly Gross Profit Quarter Highlights Include Significant Portfolio Enhancements Full-Year 2024 Guidance Raised to $2.37 Billion at the Midpoint RALEIGH, N.C. (April 30, 2024) – Martin Marietta Materials, Inc. (NYSE: ML

April 30, 2024 EX-31.02

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.02 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, James A. J. Nickolas, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary

April 30, 2024 EX-95

MINE SAFETY DISCLOSURES

Appendix 1 EXHIBIT 95 MINE SAFETY DISCLOSURES The operation of the Company’s domestic aggregates quarries and mines is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (the Mine Act).

April 30, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-12744 MARTIN MARIETTA MATERIALS, INC.

April 30, 2024 EX-32.01

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.01 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended March 31, 2024 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, C. Howard Nye, the Chief Executive O

April 15, 2024 DEF 14A

COURTESY PDF

2024 Annual Meeting of Shareholders Proxy Statement Hunter Stone New Braunfels, Texas Diamond Elite Winner 2023April 15, 2024 Dear Shareholders: It is my pleasure to invite you to attend Martin Marietta’s 2024 Annual Meeting of Shareholders on Thursday, May 16, 2024.

April 15, 2024 DEF 14A

SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

February 23, 2024 EX-31.01

Certification dated February 23, 2024 of Chief Executive Officer pursuant to Securities and Exchange Act of 1934, rule 13a‑14, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

EXHIBIT 31.01 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 CERTIFICATIONS I, C. Howard Nye, certify that: 1. I have reviewed this Form 10-K of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fac

February 23, 2024 EX-32.01

Certification dated February 23, 2024 of Chief Executive Officer required by 18 U.S.C. 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.01 WRITTEN STATEMENT PURSUANT TO 18 U.S.C. 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the 2023 Annual Report on Form 10-K (the Report) of Martin Marietta Materials, Inc. (the Registrant), as filed with the Securities and Exchange Commission, I, C. Howard Nye, the Chief Executive Officer of the Registrant, certify that: (1) the Report fu

February 23, 2024 EX-21.01

List of subsidiaries of Martin Marietta Materials, Inc.

EXHIBIT 21.01 SUBSIDIARIES OF MARTIN MARIETTA MATERIALS, INC. AS OF DECEMBER 31, 2023 Percent Name of Subsidiary Owned 2M Lands, LLC 100%[1] Alamo Gulf Coast Railroad Company, a Texas corporation 99.5%[2] Alamo North Texas Railroad Company, a Texas corporation 99.5%[3] American Aggregates Corporation, a North Carolina corporation 100% American Materials Technologies, LLC, a Tennessee limited liabi

February 23, 2024 EX-31.02

Certification dated February 23, 2024 of Chief Financial Officer pursuant to Securities and Exchange Act of 1934, rule 13a‑14, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

EXHIBIT 31.02 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 CERTIFICATIONS I, James A. J. Nickolas, certify that: 1. I have reviewed this Form 10-K of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a mater

February 23, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

c9 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-12744 MARTIN MARIETT

February 23, 2024 EX-32.02

Certification dated February 23, 2024 of Chief Financial Officer required by 18 U.S.C. 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.02 WRITTEN STATEMENT PURSUANT TO 18 U.S.C. 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the 2023 Annual Report on Form 10-K (the Report) of Martin Marietta Materials, Inc. (the Registrant), as filed with the Securities and Exchange Commission, I, James A. J. Nickolas, the Chief Financial Officer of the Registrant, certify that: (1) the Re

February 23, 2024 EX-95

Mine Safety Disclosure Exhibit

EXHIBIT 95 MINE SAFETY DISCLOSURE EXHIBIT The operation of the Company’s U.S. aggregate quarries and mines (including the mining operations of the cement product line) is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (the Mine Act). MSHA inspects the Company’s quarries and mines (and cement plants) on a regula

February 23, 2024 EX-23.01

Consent of PricewaterhouseCoopers LLP, Independent Registered Public Accounting Firm for Martin Marietta Materials, Inc. and consolidated subsidiaries

EXHIBIT 23.01 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No. 333-271686) and Form S-8 (Nos. 33-83516, 333-37886, 333-79039, 333-115918, 333-85608, 333-15429, 333-211735, and 333-197201) of Martin Marietta Materials, Inc. of our report dated February 23, 2024 relating to the financial state

February 23, 2024 EX-97

Executive Clawback Policy

EXHIBIT 97 Effective November 9, 2023 MARTIN MARIETTA MATERIALS, INC. EXECUTIVE CLAWBACK POLICY The Board of Directors (the “Board”) of Martin Marietta Materials, Inc. (the “Company”) has adopted this Dodd-Frank Executive Clawback Policy (this “Policy”), effective as of November 9, 2023 (the “Effective Date”). The purpose of this Policy is to provide for the recoupment of certain incentive compens

February 14, 2024 EX-99.1

MARTIN MARIETTA REPORTS FOURTH-QUARTER AND FULL-YEAR 2023 RESULTS Achieved Full-Year Records for Revenues, Profitability and Safety Performance Full-Year Aggregates Unit Profitability Improved 46.4 Percent Strong Balance Sheet Poised for Continued St

Exhibit 99.1 MARTIN MARIETTA REPORTS FOURTH-QUARTER AND FULL-YEAR 2023 RESULTS Achieved Full-Year Records for Revenues, Profitability and Safety Performance Full-Year Aggregates Unit Profitability Improved 46.4 Percent Strong Balance Sheet Poised for Continued Strategic Plan Execution RALEIGH, N.C. (February 14, 2024) – Martin Marietta Materials, Inc. (NYSE: MLM) (“Martin Marietta” or the “Company

February 14, 2024 SC 13G/A

MLM / Martin Marietta Materials, Inc. / Select Equity Group, L.P. - SCHEDULE 13G (AMENDMENT NO. 3) Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* Martin Marietta Materials, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 573284106 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to designate the rule pursuant to which this Sched

February 14, 2024 SC 13G/A

MLM / Martin Marietta Materials, Inc. / Aristotle Capital Management, LLC Passive Investment

SC 13G/A 1 fp0086871-6sc13ga.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) (AMENDMENT NO. 3)* Martin Marietta Materials, Inc. (Name of Issuer) Common Stock, Par Value of $0.01 Per Share (Title of Class of Securities

February 14, 2024 EX-99.1

EXHIBIT 99.1

EX-99.1 2 s013024b.htm EXHIBIT 99.1 EXHIBIT 99.1 The identity and the Item 3 classification of the relevant subsidiary are: Select Equity Group, L.P., which is an Investment Adviser in accordance with Rule 13d-1(b)(1)(ii)(E).

February 14, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 14, 2024 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporatio

February 13, 2024 SC 13G/A

MLM / Martin Marietta Materials, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01408-martinmariettamateri.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 11)* Name of issuer: Martin Marietta Materials Inc Title of Class of Securities: Common Stock CUSIP Number: 573284106 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate

December 21, 2023 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

falseMARTIN MARIETTA MATERIALS INC000091607600009160762023-11-202023-11-20 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

December 21, 2023 EX-10.1

Loan Modification No. 2 and Extension Agreement dated as of December 21, 2023 among the Corporation, the Lenders party thereto and JPMorgan Chase Bank, N.A., as Administrative Agent (incorporated by reference to Exhibit 10.1 to the Martin Marietta Materials, Inc., Current Report on Form 8-K filed on December 21, 2023) (Commission File No. 1-12744)

Exhibit 10.1 LOAN MODIFICATION NO. 2 AND EXTENSION AGREEMENT LOAN MODIFICATION NO. 2 AND EXTENSION AGREEMENT dated as of December 21, 2023 (this “Agreement”) among Martin Marietta Materials, Inc., a North Carolina corporation (the “Borrower”), the Lenders (as defined below) party hereto and JPMorgan Chase Bank, N.A. (“JPMCB”), as administrative agent (in such capacity, the “Administrative Agent”).

November 24, 2023 EX-2.1

Equity and Asset Purchase Agreement, dated as of November 20, 2023, among Martin Marietta Materials, Inc., CRH Americas Materials, Inc. and CRH plc (incorporated by reference to Exhibit 2.1 to the Martin Marietta Materials, Inc., Current Report on Form 8-K filed on November 24, 2023) (Commission File No. 1-12744)

Exhibit 2.1 EXECUTION VERSION EQUITY AND ASSET PURCHASE AGREEMENT by and between MARTIN MARIETTA MATERIALS, INC. CRH AMERICAS MATERIALS, INC. AND CRH PLC (solely for the purposes set forth herein) Dated as of November 20, 2023 TABLE OF CONTENTS Page ARTICLE I Purchase and Sale of the Transferred Equity Interests and the Transferred Assets; Closing SECTION 1.01 Purchase and Sale of the Transferred

November 24, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 20, 2023 Martin Mariett

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D. C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 20, 2023 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina (State or Other Jurisdiction of Incorporation) 1-12744 (Commis

November 24, 2023 EX-99.1

MARTIN MARIETTA TO DIVEST SOUTH TEXAS CEMENT AND RELATED CONCRETE OPERATIONS TO CRH plc

Exhibit 99.1 MARTIN MARIETTA TO DIVEST SOUTH TEXAS CEMENT AND RELATED CONCRETE OPERATIONS TO CRH plc Raleigh, N.C. (November 21, 2023) – Martin Marietta Materials, Inc. (NYSE: MLM) (“Martin Marietta” or the “Company”) today announced that it has entered into a definitive agreement to sell its South Texas cement business and certain of its related concrete operations to CRH Americas Materials, Inc.

November 1, 2023 EX-31.02

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.02 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, James A. J. Nickolas, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary

November 1, 2023 EX-32.01

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.01 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended September 30, 2023 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, C. Howard Nye, the Chief Executi

November 1, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 01, 2023 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporatio

November 1, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-12744 MARTIN MARIETTA MATERIALS, INC.

November 1, 2023 EX-95

MINE SAFETY DISCLOSURES

EX-95 6 mlm-ex95.htm EX-95 Appendix 1 EXHIBIT 95 MINE SAFETY DISCLOSURES The operation of the Company’s domestic aggregates quarries and mines is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (the Mine Act). MSHA inspects the Company’s quarries and mines on a regular basis and issues various citations and orde

November 1, 2023 EX-31.01

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.01 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, C. Howard Nye, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make

November 1, 2023 EX-32.02

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.02 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended September 30, 2023 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, James A. J. Nickolas, the Chief

November 1, 2023 EX-99.1

MARTIN MARIETTA REPORTS THIRD-QUARTER 2023 RESULTS Achieved Record Quarterly Consolidated Revenues, Profitability and Margins Aggregates Gross Profit Per Ton Increased 42.4 Percent to $7.89 Robust Earnings Growth Reinforces Benefits of Value-Over-Vol

Exhibit 99.1 MARTIN MARIETTA REPORTS THIRD-QUARTER 2023 RESULTS Achieved Record Quarterly Consolidated Revenues, Profitability and Margins Aggregates Gross Profit Per Ton Increased 42.4 Percent to $7.89 Robust Earnings Growth Reinforces Benefits of Value-Over-Volume Strategy Raised Adjusted EBITDA Guidance RALEIGH, N.C. (November 1, 2023) – Martin Marietta Materials, Inc. (NYSE: MLM) (“Martin Mari

October 20, 2023 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 20, 2023 Martin Marietta Materials, Inc. (Exact name of registrant as specified in its charter) North Carolina 001-12744 56-1848578 (State or other jurisdiction of incorporati

September 20, 2023 EX-10.1

Fifteenth Amendment to Credit Agreement, dated as of September 20, 2023, among Martin Marietta Funding LLC, as borrower, Martin Marietta Materials, Inc., as servicer, and Truist Bank, successor by merger to SunTrust Bank, as lender together with the other lenders from time to time party thereto, and Truist Bank, successor by merger to Sun Trust Bank, as administrative agent for the lenders (including a conformed copy of the Credit Agreement attached as Exhibit A thereto) (incorporated by reference to Exhibit 10.1 to the Martin Marietta Materials, Inc., Current Report on Form 8-K filed on September 20, 2023) (Commission File No. 1-12744)

Exhibit 10.01 Fifteenth Amendment to Credit and Security Agreement This Fifteenth Amendment to Credit and Security Agreement (herein, the “Amendment”) is entered into as of September 20, 2023 (the “Effective Date”), among Martin Marietta Funding LLC, a Delaware limited liability company (“Borrower”), Martin Marietta Materials, Inc., a North Carolina corporation, as initial Servicer (the “Servicer”

September 20, 2023 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): September 20, 2023 MARTIN MARIETTA MATERIALS, INC.

July 27, 2023 EX-99.1

MARTIN MARIETTA REPORTS SECOND-QUARTER 2023 RESULTS Established Quarterly Records for Revenues, Profitability and Unit Margins Second-Quarter Aggregates Gross Profit Per Ton Increased 27.9 Percent to $6.80 Raised Full-Year 2023 Adjusted EBITDA Guidan

Exhibit 99.1 MARTIN MARIETTA REPORTS SECOND-QUARTER 2023 RESULTS Established Quarterly Records for Revenues, Profitability and Unit Margins Second-Quarter Aggregates Gross Profit Per Ton Increased 27.9 Percent to $6.80 Raised Full-Year 2023 Adjusted EBITDA Guidance to $2.0 – $2.1 Billion RALEIGH, N.C. (July 27, 2023) – Martin Marietta Materials, Inc. (NYSE: MLM) (“Martin Marietta” or the “Company”

July 27, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-12744 MARTIN MARIETTA MATERIALS, INC.

July 27, 2023 EX-32.02

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.02 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended June 30, 2023 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, James A. J. Nickolas, the Chief Finan

July 27, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 27, 2023 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation) (

July 27, 2023 EX-95

MINE SAFETY DISCLOSURES

Appendix 1 EXHIBIT 95 MINE SAFETY DISCLOSURES The operation of the Company’s domestic aggregates quarries and mines is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (the Mine Act).

July 27, 2023 EX-31.01

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.01 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, C. Howard Nye, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make

July 27, 2023 EX-31.02

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.02 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, James A. J. Nickolas, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary

July 27, 2023 EX-32.01

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.01 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended June 30, 2023 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, C. Howard Nye, the Chief Executive Of

June 26, 2023 11-K

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K  ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR  TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-12744 MARTIN MARIETTA SAVINGS and INVESTMENT PLAN (Full tit

June 26, 2023 EX-23.01

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 23.01 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in the Registration Statement (Forms S-8 No. 333-115918 and No. 333-15429) pertaining to the Amended and Restated Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors, and the Martin Marietta Savings and Investment Plan (formerly the Martin Marietta Materials, Inc

May 26, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 23, 2023 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation) (C

May 12, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 11, 2023 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation) (C

May 5, 2023 EX-4.9

Form of subordinated note (included in Exhibit 4.9).

Exhibit 4.9 MARTIN MARIETTA MATERIALS, INC., as Issuer Regions Bank, as Trustee FORM OF INDENTURE Dated as of [●] SUBORDINATED DEBT SECURITIES Trust Indenture Act Section Indenture Section 310(a)(1) 7.10 (a)(2) 7.10 (a)(3) N.A. (a)(4) N.A. (a)(5) 7.10 (b) 7.3; 7.10 311(a) 7.11 (b) 7.11 312(a) 2.6 (b) 11.3 (c) 11.3 313(a) 7.6 (b)(1) 7.6 (b)(2) 7.6; 7.7 (c) 7.6; 11.2 (d) 7.6 314(a) 4.2; 4.3 (b) N.A

May 5, 2023 S-3ASR

As filed with the Securities and Exchange Commission on May 5, 2023

As filed with the Securities and Exchange Commission on May 5, 2023 Registration No.

May 5, 2023 EX-25.1

Statement of Eligibility of Trustee on Form T-1 under the Trust Indenture Act of 1939, as amended, of the trustee under the Senior Indenture for the Senior Debt Securities.

Exhibit 25.1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b) (2) REGIONS BANK (Exact name of trustee as specified in its charter) Alabama (Jurisdiction of incorporation

May 5, 2023 EX-25.2

Statement of Eligibility of Trustee on Form T-1 under the Trust Indenture Act of 1939, as amended, of the trustee under the Subordinated Indenture for the Subordinated Debt Securities.

Exhibit 25.2 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b) (2) REGIONS BANK (Exact name of trustee as specified in its charter) Alabama (Jurisdiction of incorporation

May 5, 2023 EX-FILING FEES

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Tables Form S-3 (Form Type) Martin Marietta Materials, Inc.

May 4, 2023 EX-95

MINE SAFETY DISCLOSURES

Appendix 1 EXHIBIT 95 MINE SAFETY DISCLOSURES The operation of the Company’s domestic aggregates quarries and mines is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (the Mine Act).

May 4, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-12744 MARTIN MARIETTA MATERIALS, INC.

May 4, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 04, 2023 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation) (C

May 4, 2023 EX-99

MARTIN MARIETTA REPORTS FIRST-QUARTER 2023 RESULTS Achieved First-Quarter Records for Revenues, Profitability and Unit Margins Aggregates Gross Profit Per Ton of $5.70 Forecasting $1.9 Billion of 2023 Adjusted EBITDA Consistent with the High End of G

Exhibit 99.1 MARTIN MARIETTA REPORTS FIRST-QUARTER 2023 RESULTS Achieved First-Quarter Records for Revenues, Profitability and Unit Margins Aggregates Gross Profit Per Ton of $5.70 Forecasting $1.9 Billion of 2023 Adjusted EBITDA Consistent with the High End of Guidance Range RALEIGH, N.C. (May 4, 2023) – Martin Marietta Materials, Inc. (NYSE: MLM) (“Martin Marietta” or the “Company”), a leading n

April 24, 2023 PX14A6G

Notice of Exempt Solicitation

Notice of Exempt Solicitation NAME OF REGISTRANT: Martin Marietta Materials, Inc. NAME OF PERSON RELYING ON EXEMPTION: Amundi Asset Management ADDRESS OF PERSON RELYING ON EXEMPTION: 90 Bd Pasteur, 75015 Paris, France Written materials are submitted pursuant to Rule 14a-6(g)(1) promulgated under the Securities Exchange Act of 1934. Martin Marietta Materials, Inc. (MLM) Proposal #5 “Adopt Greenhous

April 21, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 19, 2023 Martin Marietta Ma

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 19, 2023 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 001-12744 56-1848578 (State or Other Jurisdiction of Incorporation

April 14, 2023 DEF 14A

SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

Table of Contents SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

February 24, 2023 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

c9 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-12744 MARTIN MARIETT

February 24, 2023 EX-95

Mine Safety Disclosure Exhibit

EXHIBIT 95 MINE SAFETY DISCLOSURE EXHIBIT The operation of the Company’s U.S. aggregate quarries and mines (including the mining operations of the cement product line) is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (the Mine Act). MSHA inspects the Company’s quarries and mines (and cement plants) on a regula

February 24, 2023 EX-21

List of subsidiaries of Martin Marietta Materials, Inc.

EXHIBIT 21.01 SUBSIDIARIES OF MARTIN MARIETTA MATERIALS, INC. AS OF DECEMBER 31, 2022 Percent Name of Subsidiary Owned Alamo Gulf Coast Railroad Company, a Texas corporation 99.5%1 Alamo North Texas Railroad Company, a Texas corporation 99.5%2 American Aggregates Corporation, a North Carolina corporation 100% American Materials Technologies, LLC, a Tennessee limited liability company 100%3 America

February 15, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 15, 2023 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporatio

February 15, 2023 EX-99

MARTIN MARIETTA REPORTS FOURTH-QUARTER AND FULL-YEAR 2022 RESULTS Established Full-Year Records for Revenues, Profitability and Safety Performance Accelerating Pricing Momentum and Margin Expansion Achieved in the Fourth Quarter Underpins 2023 Adjust

Exhibit 99.1 MARTIN MARIETTA REPORTS FOURTH-QUARTER AND FULL-YEAR 2022 RESULTS Established Full-Year Records for Revenues, Profitability and Safety Performance Accelerating Pricing Momentum and Margin Expansion Achieved in the Fourth Quarter Underpins 2023 Adjusted EBITDA Guidance RALEIGH, N.C. (February 15, 2023) – Martin Marietta Materials, Inc. (NYSE: MLM) (“Martin Marietta” or the “Company”),

February 14, 2023 EX-99.1

EXHIBIT 99.1

EX-99.1 2 s60900166b.htm THE IDENTITY AND THE ITEM 3 CLASSIFICATION OF THE RELEVANT SUBSIDIARY EXHIBIT 99.1 The identity and the Item 3 classification of the relevant subsidiary are: Select Equity Group, L.P., which is an Investment Adviser in accordance with Rule 13d-1(b)(1)(ii)(E).

February 14, 2023 SC 13G/A

MLM / Martin Marietta Materials, Inc. / Select Equity Group, L.P. - SCHEDULE 13G/A, AMENDMENT #2 Passive Investment

SC 13G/A 1 s60900166a.htm SCHEDULE 13G/A, AMENDMENT #2 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Martin Marietta Materials, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 573284106 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of This Statement) Check the appropriate

February 14, 2023 SC 13G/A

MLM / Martin Marietta Materials, Inc. / Aristotle Capital Management, LLC Passive Investment

SC 13G/A 1 fp0081835-1sc13ga.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) (AMENDMENT NO. 2)* Martin Marietta Materials, Inc. (Name of Issuer) Common Stock, Par Value of $0.01 Per Share (Title of Class of Securities

February 9, 2023 SC 13G/A

MLM / Martin Marietta Materials, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01374-martinmariettamateri.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 10)* Name of issuer: Martin Marietta Materials Inc. Title of Class of Securities: Common Stock CUSIP Number: 573284106 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriat

December 22, 2022 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 22, 2022 Martin Marietta Materials, Inc. (Exact name of registrant as specified in its charter) North Carolina 56-1848578 (State or other jurisdiction 001-12744 (IRS Employer

December 22, 2022 EX-10.1

Loan Modification No. 1 and Extension Agreement dated as of December 22, 2022, among Martin Marietta Materials, Inc., the Lenders party thereto and JPMorgan Chase Bank, N.A., as Administrative Agent (incorporated by reference to Exhibit 10.1 to the Martin Marietta Materials, Inc., Current Report on Form 8-K filed on December 22, 2022) (Commission File No. 1-12744)

Exhibit 10.1 LOAN MODIFICATION NO. 1 AND EXTENSION AGREEMENT LOAN MODIFICATION NO. 1 AND EXTENSION AGREEMENT dated as of December 22, 2022 (this ?Agreement?) among Martin Marietta Materials, Inc., a North Carolina corporation (the ?Borrower?), the Lenders (as defined below) party hereto and JPMorgan Chase Bank, N.A. (?JPMCB?), as administrative agent (in such capacity, the ?Administrative Agent?).

December 15, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 12, 2022 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporatio

November 14, 2022 EX-3.2

RESTATED BYLAWS OF MARTIN MARIETTA MATERIALS, INC.

February 22, 2018 November 10, 2022 RESTATED BYLAWS OF MARTIN MARIETTA MATERIALS, INC.

November 14, 2022 EX-3.1

Article 1 of the Company’s Restated Bylaws, as amended (incorporated by reference to Exhibit 3.1 to the Martin Marietta Materials, Inc. Current Report on Form 8-K, filed on November 14, 2022) (Commission File No. 1-12744)

Exhibit 3.1 November 10, 2022 RESTATED BYLAWS OF MARTIN MARIETTA MATERIALS, INC. (Incorporated under the laws of North Carolina, November 12, 1993, and herein referred to as the ?Corporation?) ARTICLE I. SHAREHOLDERS Section 1.01. ANNUAL MEETINGS. The Corporation shall hold an annual meeting of the shareholders for the election of directors and the transaction of any business within the powers of

November 14, 2022 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 10, 2022 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporatio

November 2, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 02, 2022 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporatio

November 2, 2022 EX-31.02

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.02 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, James A. J. Nickolas, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary

November 2, 2022 EX-99.1

MARTIN MARIETTA REPORTS THIRD-QUARTER 2022 RESULTS Achieved Record Quarterly Revenues and Gross Profit Driven by Double-Digit Pricing Growth Across All Building Materials’ Product Lines Pricing Momentum Expected to Drive Margin Expansion in Fourth Qu

Exhibit 99.1 MARTIN MARIETTA REPORTS THIRD-QUARTER 2022 RESULTS Achieved Record Quarterly Revenues and Gross Profit Driven by Double-Digit Pricing Growth Across All Building Materials? Product Lines Pricing Momentum Expected to Drive Margin Expansion in Fourth Quarter Updates Full-Year 2022 Guidance RALEIGH, N.C. (November 2, 2022) ? Martin Marietta Materials, Inc. (NYSE: MLM) (?Martin Marietta? o

November 2, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-12744 MARTIN MARIETTA MATERIALS, INC.

November 2, 2022 EX-95

MINE SAFETY DISCLOSURES

Appendix 1 EXHIBIT 95 MINE SAFETY DISCLOSURES The operation of the Company?s domestic aggregates quarries and mines is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (the Mine Act).

November 2, 2022 EX-32.02

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.02 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended September 30, 2022 (the ?Report?) of Martin Marietta Materials, Inc. (the ?Registrant?), as filed with the Securities and Exchange Commission on the date hereof, I, James A. J. Nickolas, the Chief

November 2, 2022 EX-31.01

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.01 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, C. Howard Nye, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make

November 2, 2022 EX-32.01

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.01 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended September 30, 2022 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, C. Howard Nye, the Chief Executi

September 29, 2022 8-K

Termination of a Material Definitive Agreement, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 29, 2022 Martin Marietta Materials, Inc. (Exact name of registrant as specified in its charter) North Carolina 001-12744 56-1848578 (State or other jurisdiction of incorpora

September 21, 2022 EX-10.01

Fourteenth Amendment to Credit Agreement, dated as of September 21, 2022, among Martin Marietta Funding LLC, as borrower, Martin Marietta Materials, Inc., as servicer, and Truist Bank, successor by merger to SunTrust Bank, as lender together with the other lenders from time to time party thereto, and Truist Bank, successor by merger to Sun Trust Bank, as administrative agent for the lenders (including a conformed copy of the Credit Agreement attached as Exhibit A thereto) (incorporated by reference to Exhibit 10.01 to the Martin Marietta Materials, Inc. Current Report on Form 8-K filed on September 21, 2022) (Commission File No. 1-12744)

Exhibit 10.01 Fourteenth Amendment to Credit and Security Agreement This Fourteenth Amendment to Credit and Security Agreement (herein, the ?Amendment?) is entered into as of September 21, 2022 (the ?Effective Date?), among Martin Marietta Funding LLC, a Delaware limited liability company (?Borrower?), Martin Marietta Materials, Inc., a North Carolina corporation, as initial Servicer (the ?Service

September 21, 2022 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): September 21, 2022 Martin Marietta Materials, Inc.

August 24, 2022 CORRESP

COMMENT AND RESPONSE

CORRESP 1 filename1.htm James A. J. Nickolas Senior Vice President and Chief Financial Officer August 24, 2022 VIA EDGAR U. S. Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation Washington, D.C. 20549 Attention: Ken Schuler Craig Arakawa Re: Martin Marietta Materials, Inc. Form 10-K for the Year Ended December 31, 2021 Filed February 22, 2022 File No

August 11, 2022 8-K

Mine Safety - Reporting of Shutdowns and Patterns of Violations

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 28, 2022 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation) (

August 4, 2022 CORRESP

August 4, 2022

James A. J. Nickolas Senior Vice President and Chief Financial Officer August 4, 2022 VIA EDGAR U. S. Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation Washington, D.C. 20549 Attention: Ken Schuler Craig Arakawa Re: Martin Marietta Materials, Inc. Form 10-K for the Year Ended December 31, 2021 Filed February 22, 2022 File No. 001-12744 Dear Messrs.

July 28, 2022 EX-99.1

MARTIN MARIETTA REPORTS SECOND-QUARTER 2022 RESULTS Achieved Record Quarterly Revenues and Adjusted EBITDA Driven by Robust Pricing, Acquisitions and Product Demand Portfolio Optimization Transactions Reinforce Aggregates-Led Business Model Updated F

Exhibit 99.1 MARTIN MARIETTA REPORTS SECOND-QUARTER 2022 RESULTS Achieved Record Quarterly Revenues and Adjusted EBITDA Driven by Robust Pricing, Acquisitions and Product Demand Portfolio Optimization Transactions Reinforce Aggregates-Led Business Model Updated Full-Year 2022 Guidance RALEIGH, N.C. (July 28, 2022) ? Martin Marietta Materials, Inc. (NYSE: MLM) (?Martin Marietta? or the ?Company?),

July 28, 2022 EX-32.01

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.01 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended June 30, 2022 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, C. Howard Nye, the Chief Executive Of

July 28, 2022 EX-95

MINE SAFETY DISCLOSURES

EXHIBIT 95 MINE SAFETY DISCLOSURES The operation of the Company?s domestic aggregates quarries and mines is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (the Mine Act).

July 28, 2022 EX-32.02

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.02 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended June 30, 2022 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, James A. J. Nickolas, the Chief Finan

July 28, 2022 EX-31.02

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.02 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, James A. J. Nickolas, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary

July 28, 2022 EX-31.01

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.01 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, C. Howard Nye, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make

July 28, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-12744 MARTIN MARIETTA MATERIALS, INC.

July 28, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 28, 2022 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation) (

July 11, 2022 CORRESP

COMMENT AND RESPONSE

James A. J. Nickolas Senior Vice President and Chief Financial Officer July 11, 2022 VIA EDGAR U. S. Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation Washington, D.C. 20549 Attention: Ken Schuler Craig Arakawa Re: Martin Marietta Materials, Inc. Form 10-K for the Year Ended December 31, 2021 Filed February 22, 2022 File No. 001-12744 On behalf of M

June 24, 2022 EX-23.01

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 23.01 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in the Registration Statement (Forms S-8 No. 333-115918 and No. 333-15429) pertaining to the Amended and Restated Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors, and the Martin Marietta Savings and Investment Plan (formerly the Martin Marietta Materials, Inc

June 24, 2022 11-K

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K ? ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-12744 MARTIN MARIETTA SAVINGS and INVESTMENT PLAN (Full tit

June 14, 2022 CORRESP

COMMENTS AND RESPONSES

James A. J. Nickolas Senior Vice President and Chief Financial Officer June 14, 2022 VIA EDGAR U. S. Securities and Exchange Commission Division of Corporate Finance Office of Energy & Transportation Washington, D.C. 20549 Attention: Ken Schuler Craig Arakawa Re: Martin Marietta Materials, Inc. Form 10-K for the Year Ended December 31, 2021 Filed February 22, 2022 File No. 001-12744 On behalf of M

June 10, 2022 8-K

Mine Safety - Reporting of Shutdowns and Patterns of Violations

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 06, 2022 Martin Marietta Materials, Inc. (Exact name of Registrant as Specified in Its Charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation) (

May 13, 2022 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 12, 2022 Martin Marietta Materials, Inc.

May 3, 2022 EX-32.01

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.01 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended March 31, 2022 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, C. Howard Nye, the Chief Executive O

May 3, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 1-12744 MARTIN MARIETTA MATERIALS, INC.

May 3, 2022 EX-32.02

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.02 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended March 31, 2022 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, James A. J. Nickolas, the Chief Fina

May 3, 2022 EX-31.01

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.01 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, C. Howard Nye, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make

May 3, 2022 EX-31.02

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.02 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, James A. J. Nickolas, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary

May 3, 2022 EX-95

MINE SAFETY DISCLOSURES

EXHIBIT 95 MINE SAFETY DISCLOSURES The operation of the Company?s domestic aggregates quarries and mines is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (the Mine Act).

May 3, 2022 EX-99.1

MARTIN MARIETTA REPORTS FIRST-QUARTER 2022 RESULTS Achieved Record Quarterly Consolidated Revenues Driven by Enterprise-Wide Pricing Gains Capitalizing on Increasing Public and Private Construction Activity Optimizing Aggregates-Led Portfolio to Stre

Exhibit 99.1 MARTIN MARIETTA REPORTS FIRST-QUARTER 2022 RESULTS Achieved Record Quarterly Consolidated Revenues Driven by Enterprise-Wide Pricing Gains Capitalizing on Increasing Public and Private Construction Activity Optimizing Aggregates-Led Portfolio to Streamline Business and Further Enhance Margin Profile Forecasting 2022 Adjusted EBITDA of $1.75 Billion; Attractive Pricing Acceleration to

May 3, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) May 3, 2022 Martin Marietta Materials, Inc.

April 13, 2022 DEF 14A

COURTESY PDF

April 13, 2022 DEF 14A

SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

Table of Contents SCHEDULE 14A (Rule 14a-101) INFORMATION REQUIRED IN PROXY STATEMENT SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

February 22, 2022 EX-23.01

--Consent of PricewaterhouseCoopers LLP, Independent Registered Public Accounting Firm for Martin Marietta Materials, Inc. and consolidated subsidiaries

EXHIBIT 23.01 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No. 333-238199) and Form S-8 (Nos. 33-83516, 333-37886, 333-79039, 333-115918, 333-85608, 333-15429, 333-211735, and 333-197201) of Martin Marietta Materials, Inc. of our report dated February 22, 2022 relating to the financial state

February 22, 2022 EX-21.01

--List of subsidiaries of Martin Marietta Materials, Inc.

EXHIBIT 21.01 SUBSIDIARIES OF MARTIN MARIETTA MATERIALS, INC. AS OF JANUARY 31, 2022 Percent Name of Subsidiary Owned Alamo Gulf Coast Railroad Company, a Texas corporation 99.5%1 Alamo North Texas Railroad Company, a Texas corporation 99.5%2 American Aggregates Corporation, a North Carolina corporation 100% American Materials Technologies, LLC, a Tennessee limited liability company 100%3 American

February 22, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-12744 MARTIN MARIETTA M

February 22, 2022 EX-32.01

--Certification dated February 22, 2022 of Chief Executive Officer required by 18 U.S.C. 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.01 WRITTEN STATEMENT PURSUANT TO 18 U.S.C. 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the 2021 Annual Report on Form 10-K (the Report) of Martin Marietta Materials, Inc. (the Registrant), as filed with the Securities and Exchange Commission, I, C. Howard Nye, the Chief Executive Officer of the Registrant, certify that: (1) the Report fu

February 22, 2022 EX-95

--Mine Safety Disclosure Exhibit

EXHIBIT 95 MINE SAFETY DISCLOSURE EXHIBIT The operation of the Company?s U.S. aggregate quarries and mines (including the mining operations of the cement product line) is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (the Mine Act). MSHA inspects the Company?s quarries and mines (and cement plants) on a regula

February 22, 2022 EX-32.02

--Certification dated February 22, 2022 of Chief Financial Officer required by 18 U.S.C. 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.02 WRITTEN STATEMENT PURSUANT TO 18 U.S.C. 1350, AS ADOPTED PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002 In connection with the 2021 Annual Report on Form 10-K (the Report) of Martin Marietta Materials, Inc. (the Registrant), as filed with the Securities and Exchange Commission, I, James A. J. Nickolas, the Chief Financial Officer of the Registrant, certify that: (1) the Re

February 22, 2022 EX-31.01

--Certification dated February 22, 2022 of Chief Executive Officer pursuant to Securities and Exchange Act of 1934, rule 13a‑14, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

EXHIBIT 31.01 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 CERTIFICATIONS I, C. Howard Nye, certify that: 1. I have reviewed this Form 10-K of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fac

February 22, 2022 EX-31.02

--Certification dated February 22, 2022 of Chief Financial Officer pursuant to Securities and Exchange Act of 1934, rule 13a‑14, as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002

EXHIBIT 31.02 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002 CERTIFICATIONS I, James A. J. Nickolas, certify that: 1. I have reviewed this Form 10-K of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a mater

February 14, 2022 SC 13G/A

MLM / Martin Marietta Materials, Inc. / Select Equity Group, L.P. - SCHEDULE 13G/A, #1 Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Martin Marietta Materials, Inc. (Name of Issuer) Common Stock (Title of Class of Securities) 573284106 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of This Statement) Check the appropriate box to designate the rule pursuant to which this Sched

February 14, 2022 SC 13G/A

MLM / Martin Marietta Materials, Inc. / Aristotle Capital Management, LLC Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO RULE 13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO RULE 13d-2(b) (AMENDMENT NO. 1)* MARTIN MARIETTA MATERIALS, INC. (Name of Issuer) Common Stock, Par Value of $0.01 Per Share (Title of Class of Securities) 573284106 (CUSIP Number) Michel

February 14, 2022 EX-99.1

EXHIBIT 99.1

EXHIBIT 99.1 The identity and the Item 3 classification of the relevant subsidiary are: Select Equity Group, L.P., which is an Investment Adviser in accordance with Rule 13d-1(b)(1)(ii)(E).

February 10, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) February 10, 2022 Martin Marietta Materials, Inc.

February 10, 2022 SC 13G/A

MLM / Martin Marietta Materials, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 9)* Name of issuer: Martin Marietta Materials Inc. Title of Class of Securities: Common Stock CUSIP Number: 573284106 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule

February 10, 2022 EX-99.1

MARTIN MARIETTA REPORTS RECORD FOURTH-QUARTER AND FULL-YEAR 2021 RESULTS Set Full-Year Records for Revenues, Profitability and Safety Performance Delivered Full-Year 2021 Adjusted EBITDA Exceeding $1.5 Billion Stronger Product Demand Experienced Ente

Exhibit 99.1 MARTIN MARIETTA REPORTS RECORD FOURTH-QUARTER AND FULL-YEAR 2021 RESULTS Set Full-Year Records for Revenues, Profitability and Safety Performance Delivered Full-Year 2021 Adjusted EBITDA Exceeding $1.5 Billion Stronger Product Demand Experienced Enterprise-Wide; Organic Aggregates Shipments Increased 9 Percent in Fourth Quarter and 4 Percent for Full Year Accelerating Demand and Prici

December 27, 2021 EX-10.1

$800,000,000 Credit Agreement dated as of December 21, 2021 among Martin Marietta Materials, Inc., JPMorgan Chase Bank, N.A., as Administrative Agent, and Deutsche Bank AG New York Branch, PNC Bank, National Association, Truist Bank, and Wells Fargo Bank, National Association, as Co-Syndication Agents (incorporated by reference to Exhibit 10.01 to the Martin Marietta Materials, Inc., Current Report on Form 8-K filed on December 27, 2021) (Commission File No. 1-12744)

Exhibit 10.1 $800,000,000 CREDIT AGREEMENT dated as of December 21, 2021 among MARTIN MARIETTA MATERIALS, INC., The LENDERS from Time to Time Party Hereto, JPMORGAN CHASE BANK, N.A., as Administrative Agent and an Issuing Lender, The Other Issuing Lenders from Time to Time Party Hereto And DEUTSCHE BANK SECURITIES INC., PNC BANK, NATIONAL ASSOCIATION, TRUIST BANK and WELLS FARGO BANK, NATIONAL ASS

December 27, 2021 8-K

Entry into a Material Definitive Agreement, Termination of a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported) December 21, 2021 Martin Marietta Materials, Inc.

November 2, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12744 MARTIN M

November 2, 2021 EX-32.02

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.02 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended September 30, 2021 (the ?Report?) of Martin Marietta Materials, Inc. (the ?Registrant?), as filed with the Securities and Exchange Commission on the date hereof, I, James A. J. Nickolas, the Chief

November 2, 2021 EX-95

MINE SAFETY DISCLOSURES

EXHIBIT 95 MINE SAFETY DISCLOSURES The operation of the Company?s domestic aggregates quarries and mines is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (the Mine Act).

November 2, 2021 EX-31.02

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.02 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, James A. J. Nickolas, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary

November 2, 2021 EX-31.01

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.01 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, C. Howard Nye, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make

November 2, 2021 EX-32.01

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.01 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended September 30, 2021 (the ?Report?) of Martin Marietta Materials, Inc. (the ?Registrant?), as filed with the Securities and Exchange Commission on the date hereof, I, C. Howard Nye, the Chief Executi

November 2, 2021 EX-99.1

MARTIN MARIETTA REPORTS THIRD-QUARTER 2021 RESULTS Achieved Record Consolidated and Aggregates Revenues and Gross Profit Growing Product Demand Experienced Enterprise-Wide; Organic Aggregates Shipments Increased 6 Percent Successfully Implemented Mid

Exhibit 99.1 MARTIN MARIETTA REPORTS THIRD-QUARTER 2021 RESULTS Achieved Record Consolidated and Aggregates Revenues and Gross Profit Growing Product Demand Experienced Enterprise-Wide; Organic Aggregates Shipments Increased 6 Percent Successfully Implemented Mid-Year Price Increases in Targeted Markets Magnesia Specialties Delivered Double-Digit Growth in Revenues and Gross Profit Lehigh West Reg

November 2, 2021 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) November 2, 2021 Martin Marietta Materials, Inc.

October 1, 2021 EX-99.1

MARTIN MARIETTA COMPLETES ACQUISITION OF LEHIGH HANSON’S WEST REGION BUSINESS Upstream Materials-Led Geographic Expansion into California and Arizona Transaction Expected to be Accretive to Earnings Per Share in First Full Year

Exhibit 99.1 MARTIN MARIETTA COMPLETES ACQUISITION OF LEHIGH HANSON?S WEST REGION BUSINESS Upstream Materials-Led Geographic Expansion into California and Arizona Transaction Expected to be Accretive to Earnings Per Share in First Full Year Raleigh, N.C. (October 1, 2021) ? Martin Marietta Materials, Inc. (NYSE: MLM) (?Martin Marietta? or the ?Company?) today announced that it successfully complet

October 1, 2021 8-K

Completion of Acquisition or Disposition of Assets

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported) October 1, 2021 Martin Marietta Materials, Inc.

September 23, 2021 EX-10.01

Thirteenth Amendment to Credit and Security Agreement, dated as of September 22, 2021, among Martin Marietta Funding LLC, as borrower, Martin Marietta Materials, Inc., as servicer, and Truist Bank, successor by merger to SunTrust Bank, as lender together with the other lenders from time to time party thereto, and Truist Bank, successor by merger to Sun Trust Bank, as administrative agent for the lenders (incorporated by reference to Exhibit 10.01 to the Martin Marietta Materials, Inc. Current Report on Form 8-K filed on September 23, 2021) (Commission File No. 1-12744)

Exhibit 10.01 Thirteenth Amendment to Credit and Security Agreement This Thirteenth Amendment to Credit and Security Agreement (herein, the ?Amendment?) is entered into as of September 22, 2021 (the ?Effective Date?), among Martin Marietta Funding LLC, a Delaware limited liability company (?Borrower?), Martin Marietta Materials, Inc., a North Carolina corporation, as initial Servicer (the ?Service

September 23, 2021 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported) September 22, 2021 MARTIN MARIETTA MATERIALS, INC.

July 29, 2021 EX-10.1

MARTIN MARIETTA MATERIALS, INC. INCENTIVE STOCK PLAN, AS AMENDED

EXHIBIT 10.1 May 2021 MARTIN MARIETTA MATERIALS, INC. INCENTIVE STOCK PLAN, AS AMENDED I. OVERVIEW AND PURPOSES This Plan is intended to give key employees who participate in the Corporation's Executive Incentive Plan the opportunity to acquire the Corporation's stock on a discounted, tax-deferred basis by having part of their annual incentive awards converted to Stock Units. Those units become fu

July 29, 2021 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported) July 29, 2021 Martin Marietta Materials, Inc.

July 29, 2021 EX-95

MINE SAFETY DISCLOSURES

EXHIBIT 95 MINE SAFETY DISCLOSURES The operation of the Company?s domestic aggregates quarries and mines is subject to regulation by the federal Mine Safety and Health Administration (MSHA) under the Federal Mine Safety and Health Act of 1977 (the Mine Act).

July 29, 2021 EX-99.1

MARTIN MARIETTA REPORTS SECOND-QUARTER 2021 RESULTS Record Second-Quarter Consolidated Revenues, Gross Profit and Earnings per Diluted Share Strengthening Product Demand Masked by Precipitation Pricing Gains Achieved Across All Product Lines Magnesia

Exhibit 99.1 MARTIN MARIETTA REPORTS SECOND-QUARTER 2021 RESULTS Record Second-Quarter Consolidated Revenues, Gross Profit and Earnings per Diluted Share Strengthening Product Demand Masked by Precipitation Pricing Gains Achieved Across All Product Lines Magnesia Specialties Delivered Double-Digit Growth in Revenues and Gross Profit Company Successfully Advances SOAR 2025; Expects to Close Lehigh

July 29, 2021 EX-32.02

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.02 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended June 30, 2021 (the ?Report?) of Martin Marietta Materials, Inc. (the ?Registrant?), as filed with the Securities and Exchange Commission on the date hereof, I, James A. J. Nickolas, the Chief Finan

July 29, 2021 EX-31.02

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.02 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, James A. J. Nickolas, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary

July 29, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 1-12744 MARTIN MARIET

July 29, 2021 EX-32.01

Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002

EXHIBIT 32.01 Written Statement Pursuant to 18 U.S.C. 1350, As Adopted Pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 In connection with the Quarterly Report on Form 10-Q for the period ended June 30, 2021 (the “Report”) of Martin Marietta Materials, Inc. (the “Registrant”), as filed with the Securities and Exchange Commission on the date hereof, I, C. Howard Nye, the Chief Executive Of

July 29, 2021 EX-31.01

CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002

EXHIBIT 31.01 CERTIFICATION PURSUANT TO SECURITIES AND EXCHANGE ACT OF 1934 RULE 13a-14 AS ADOPTED PURSUANT TO SECTION 302 OF SARBANES-OXLEY ACT OF 2002 I, C. Howard Nye, certify that: 1. I have reviewed this Form 10-Q of Martin Marietta Materials, Inc.; 2. Based on my knowledge, this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make

July 2, 2021 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 2, 2021 MARTIN MARIETTA MATERIALS, INC. (Exact name of registrant as specified in its charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation) (C

July 2, 2021 EX-4.2

Fourth Supplemental Indenture, dated as of July 2, 2021, between Martin Marietta Materials, Inc. and Regions Bank, as trustee (incorporated by reference to Exhibit 4.2 of the Company’s Current Report on Form 8-K, filed on July 2, 2021) (Commission File No. 1-12744)

Exhibit 4.2 Execution Version MARTIN MARIETTA MATERIALS, INC., as Issuer and Regions Bank, as Trustee FOURTH SUPPLEMENTAL INDENTURE Dated as of July 2, 2021 to INDENTURE Dated as of May 22, 2017 0.650% Senior Notes due 2023 2.400% Senior Notes due 2031 3.200% Senior Notes due 2051 TABLE OF CONTENTS Page ARTICLE I Definitions SECTION 1.1 Definition of Terms 2 SECTION 1.2 Additional Definitions 2 SE

June 23, 2021 EX-23.01

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

EXHIBIT 23.01 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We consent to the incorporation by reference in the Registration Statement (Forms S-8 No. 333-115918 and No. 333-15429) pertaining to the Amended and Restated Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors, and the Martin Marietta Savings and Investment Plan (formerly the Martin Marietta Materials, Inc

June 23, 2021 424B2

Joint book-running managers Deutsche Bank Securities J.P. Morgan Truist Securities Wells Fargo Securities Loop Capital Markets PNC Capital Markets LLC Regions Securities LLC MUFG Comerica Securities Prospectus supplement, dated June 21, 2021

Table of Contents Filed Pursuant to Rule 424(b)(2) Registration No. 333-238199 Title of Each Class of Securities to be Registered Amount to be Registered Maximum Offering Price Per Note Maximum Aggregate Offering Price Amount of Registration Fee (1) 0.650% Senior Notes due 2023 $ 700,000,000 99.988 % $ 699,916,000 $ 76,360.84 2.400% Senior Notes due 2031 $ 900,000,000 99.937 % $ 899,433,000 $ 98,1

June 23, 2021 11-K

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K

SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 11-K ? ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 OR ? TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number: 1-12744 MARTIN MARIETTA SAVINGS and INVESTMENT PLAN (Full tit

June 22, 2021 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 21, 2021 Martin Marietta Materials, Inc. (Exact name of registrant as specified in its charter) North Carolina 1-12744 56-1848578 (State or Other Jurisdiction of Incorporation) (

June 22, 2021 EX-99.1

Martin Marietta Announces Pricing Terms of Debt Offering

Exhibit 99.1 Martin Marietta Announces Pricing Terms of Debt Offering June 21, 2021 Raleigh, N.C., June 21, 2021 (GLOBE NEWSWIRE) ? Martin Marietta Materials, Inc. (NYSE:MLM) (?Martin Marietta? or the ?Company?) announced today the pricing of its offering of $700 million aggregate principal amount of 0.650% Senior Notes due 2023 (the ?2023 Notes?), $900 million aggregate principal amount of 2.400%

June 22, 2021 FWP

MARTIN MARIETTA MATERIALS, INC. $700,000,000 0.650% Senior Notes due 2023 $900,000,000 2.400% Senior Notes due 2031 $900,000,000 3.200% Senior Notes due 2051 PRICING TERM SHEET JUNE 21, 2021

Filed Pursuant to Rule 433 Registration No. 333-238199 Issuer Free Writing Prospectus dated June 21, 2021 Relating to Preliminary Prospectus Supplement dated June 21, 2021 MARTIN MARIETTA MATERIALS, INC. $700,000,000 0.650% Senior Notes due 2023 $900,000,000 2.400% Senior Notes due 2031 $900,000,000 3.200% Senior Notes due 2051 PRICING TERM SHEET JUNE 21, 2021 This term sheet (this ?Pricing Term S

June 22, 2021 EX-1.1

Underwriting Agreement, dated as of June 21, 2021, between Martin Marietta Materials, Inc. and Deutsche Bank Securities Inc., J.P. Morgan Securities LLC, Truist Securities, Inc. and Wells Fargo Securities, LLC, as representatives of the several underwriters named therein.

Exhibit 1.1 EXECUTION VERSION MARTIN MARIETTA MATERIALS, INC. $700,000,000 0.650% SENIOR NOTES DUE 2023 $900,000,000 2.400% SENIOR NOTES DUE 2031 $900,000,000 3.200% SENIOR NOTES DUE 2051 Underwriting Agreement June 21, 2021 Deutsche Bank Securities Inc. J.P. Morgan Securities LLC Truist Securities, Inc. Wells Fargo Securities, LLC As Representatives of the several Underwriters listed in Schedule

June 21, 2021 424B5

Joint book-running managers Deutsche Bank Securities J.P. Morgan Truist Securities Wells Fargo Securities Prospectus supplement, dated , 2021

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-238199 The information in this preliminary prospectus supplement is not complete and may be changed. A registration statement relating to these securities has become effective upon filing with the Securities and Exchange Commission. This preliminary prospectus supplement and the accompanying base prospectus are not an offer to

May 25, 2021 8-K

Current Report

false000091607600009160762021-05-232021-05-23 UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported) May 23, 2021 Martin Marietta Materials, Inc.

May 25, 2021 EX-2.1

Securities Purchase Agreement, dated as of May 23, 2021, by and among Martin Marietta Materials, Inc., Lehigh Cement Company LLC, HMBA Holdings LLC and Lehigh Southwest Cement Company.*

Exhibit 2.1 SECURITIES PURCHASE AGREEMENT BY AND AMONG LEHIGH CEMENT COMPANY LLC, HBMA HOLDINGS LLC, LEHIGH SOUTHWEST CEMENT COMPANY AND MARTIN MARIETTA MATERIALS, INC. DATED AS OF May 23, 2021 TABLE OF CONTENTS Page ARTICLE 1 DEFINITIONS 2 1.1 Definitions 2 1.2 Other Capitalized Terms 14 1.3 Interpretive Provisions 16 ARTICLE 2 CALCULATION OF PURCHASE PRICE AND PAYMENT 18 2.1 Purchase and Sale of

May 24, 2021 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported) May 23, 2021 Martin Marietta Materials, Inc.

May 24, 2021 EX-99.2

MARTIN MARIETTA TO ACQUIRE LEHIGH HANSON’S U.S. WEST REGIONMay 2021 1 Business and Transaction Overview AGGREGATES~13MM tons17 active sites with~30 years average reserve lifeDeep-water import terminal and marine dredging in Bay Area CEMENT~1.5MM tons

Exhibit 99.2 MARTIN MARIETTA TO ACQUIRE LEHIGH HANSON?S U.S. WEST REGIONMay 2021 1 Business and Transaction Overview AGGREGATES~13MM tons17 active sites with~30 years average reserve lifeDeep-water import terminal and marine dredging in Bay Area CEMENT~1.5MM tons from 2 cement plants~1.1MM tons of import with large distribution terminal network READY MIX~2.3MM cubic yards from 29 ready mix plants~

May 24, 2021 EX-99.1

MARTIN MARIETTA ANNOUNCES ACQUISITION OF LEHIGH HANSON’S WEST REGION BUSINESS Significant Geographic Expansion Creates Leading Upstream Materials Business in Strategic, High-Growth Western Megaregions Transaction Expected to be Accretive to Earnings

Exhibit 99.1 MARTIN MARIETTA ANNOUNCES ACQUISITION OF LEHIGH HANSON?S WEST REGION BUSINESS Significant Geographic Expansion Creates Leading Upstream Materials Business in Strategic, High-Growth Western Megaregions Transaction Expected to be Accretive to Earnings Per Share in First Full Year Raleigh, N.C. (May 24, 2021) ? Martin Marietta Materials, Inc. (NYSE: MLM) (?Martin Marietta? or the ?Compan

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