STLD / Steel Dynamics, Inc. - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

Steel Dynamics, Inc.
US ˙ NasdaqGS ˙ US8581191009

Mga Batayang Estadistika
LEI 549300HGGKEL4FYTTQ83
CIK 1022671
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 Steel Dynamics, 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.
August 19, 2025 EX-99.1

Steel Dynamics to Acquire Remaining 55% Ownership Interest in New Process Steel

Exhibit 99.1 Press Release August 19, 2025 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics to Acquire Remaining 55% Ownership Interest in New Process Steel FORT WAYNE, INDIANA, August 19, 2025 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that it has entered into a definitive agreement to acquire the remaining 55% equity interest in New Process Steel, L.P. (“New

August 19, 2025 8-K

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) August 19, 2025 STEEL DYNAMICS, INC.

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) August 19, 2025 STEEL DYNAMICS, INC.

August 15, 2025 EX-99.1

Steel Dynamics Announces Third Quarter 2025 Cash Dividend

Exhibit 99.1 Press Release August 14, 2025 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Third Quarter 2025 Cash Dividend FORT WAYNE, INDIANA, August 14, 2025 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company’s board of directors declared a third quarter 2025 cash dividend of $0.50 per common share. The dividend is payable to shareholder

August 15, 2025 8-K

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) August 14, 2025 STEEL DYNAMICS, INC.

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) August 14, 2025 STEEL DYNAMICS, INC.

August 11, 2025 10-Q

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

Table of Contents st UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

July 22, 2025 8-K

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 21, 2025 STEEL DYNAMICS, INC.

July 22, 2025 EX-99.1

Steel Dynamics Reports Second Quarter 2025 Results

Exhibit 99.1 Press Release July 21, 2025 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports Second Quarter 2025 Results FORT WAYNE, INDIANA, July 21, 2025 / PRNewswire / Second Quarter 2025 Performance Highlights: § The company shipped its first aluminum flat rolled product coils June 16, 2025 § Steel shipments of 3.3 million tons § Net sales of $4.6 billion, operating income of $

June 18, 2025 EX-99.1

Steel Dynamics Provides Second Quarter 2025 Earnings Guidance

Exhibit 99.1 Press Release June 18, 2025 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides Second Quarter 2025 Earnings Guidance FORT WAYNE, INDIANA, June 18, 2025 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided second quarter 2025 earnings guidance in the range of $2.00 to $2.04 per diluted share. Comparatively, the company’s sequential first quarter 2025 e

June 18, 2025 8-K

Regulation FD Disclosure, 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) June 18, 2025 STEEL DYNAMICS, INC.

May 30, 2025 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM SD Specialized Disclosure Report STEEL DYNAMICS, INC. (Exact name of registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM SD Specialized Disclosure Report STEEL DYNAMICS, INC.

May 12, 2025 8-K

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 9, 2025 STEEL DYNAMICS, INC. (Ex

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 9, 2025 STEEL DYNAMICS, INC.

May 12, 2025 EX-99.1

Steel Dynamics Announces Operational Senior Leadership Transitions

Exhibit 99.1 Press Release May 9, 2025 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Operational Senior Leadership Transitions FORT WAYNE, INDIANA, May 9, 2025 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced operational senior leadership transitions for Glenn Pushis and Miguel Alvarez. Glenn Pushis, Senior Vice President Special Projects Glenn Pushis w

May 12, 2025 10-Q

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

Table of Contents st UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

April 30, 2025 EX-99.1

Steel Dynamics Announces Second Quarter 2025 Cash Dividend

Exhibit 99.1 Press Release April 28, 2025 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Second Quarter 2025 Cash Dividend FORT WAYNE, INDIANA, April 28, 2025 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company’s board of directors declared a second quarter cash dividend of $0.50 per common share. The dividend is payable to shareholders of

April 30, 2025 8-K

Financial Statements and Exhibits, Other Events

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) April 28, 2025 STEEL DYNAMICS, INC.

April 29, 2025 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) April 25, 2025 STEEL DYNAMICS, INC.

April 23, 2025 EX-99.1

Steel Dynamics Reports First Quarter 2025 Results

Exhibit 99.1 Press Release April 22, 2025 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports First Quarter 2025 Results FORT WAYNE, INDIANA, April 22, 2025 / PRNewswire / First Quarter 2025 Performance Highlights: § Record steel shipments of 3.5 million tons § Net sales of $4.4 billion, operating income of $275 million, and net income of $217 million § Adjusted EBITDA of $448 mill

April 23, 2025 8-K

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) April 22, 2025 STEEL DYNAMICS, INC.

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) April 22, 2025 STEEL DYNAMICS, INC.

March 18, 2025 8-K

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) March 17, 2025 STEEL DYNAMICS, INC.

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) March 17, 2025 STEEL DYNAMICS, INC.

March 18, 2025 EX-99.1

Steel Dynamics Provides First Quarter 2025 Earnings Guidance

Exhibit 99.1 Press Release March 17, 2025 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides First Quarter 2025 Earnings Guidance FORT WAYNE, INDIANA, March 17, 2025 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided first quarter 2025 earnings guidance in the range of $1.36 to $1.40 per diluted share. Comparatively, the company’s sequential fourth quarter 2024

March 13, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.   )

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.   ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule

March 13, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

March 12, 2025 EX-99.1

Steel Dynamics Announces Completion of Notes Offering

Exhibit 99.1 Press Release  March 12, 2025 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Completion of Notes Offering FORT WAYNE, Ind., March 12, 2025 – Steel Dynamics, Inc. (NASDAQ/GS: STLD) announced today that it has consummated the sale of $600 million aggregate principal amount of 5.250% Notes due 2035 (the “2035 Notes”) and $400 million aggregate principal amount of 5

March 12, 2025 EX-1.1

Underwriting Agreement, dated March 10, 2025, between Steel Dynamics, Inc. and J.P. Morgan Securities LLC, Morgan Stanley & Co. LLC, Goldman Sachs & Co. LLC, and PNC Capital Markets LLC, as representatives of the several underwriters named therein (filed herewith).

Exhibit 1.1 Execution Version STEEL DYNAMICS, INC. $600,000,000 5.250% Notes due 2035 $400,000,000 5.750% Notes due 2055 UNDERWRITING AGREEMENT dated March 10, 2025 J.P. Morgan Securities LLC Morgan Stanley & Co. LLC Goldman Sachs & Co. LLC PNC Capital Markets LLC UNDERWRITING AGREEMENT March 10, 2025 J.P. Morgan Securities LLC Morgan Stanley & Co. LLC Goldman Sachs & Co. LLC PNC Capital Markets L

March 12, 2025 EX-4.2

Second Supplemental Indenture, dated as of March 12, 2025, between Steel Dynamics, Inc. and U.S. Bank Trust Company, National Association, as Trustee (filed herewith).

Exhibit 4.2 STEEL DYNAMICS, INC., as Issuer and U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, as Trustee SECOND SUPPLEMENTAL INDENTURE Dated as of March 12, 2025 Supplemental to Indenture dated as of December 7, 2022 SECOND SUPPLEMENTAL INDENTURE dated as of March 12, 2025 (this “Second Supplemental Indenture”), made and entered into by and between Steel Dynamics, Inc., a corporation organized an

March 12, 2025 8-K

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) March 10, 2025 STEEL DYNAMICS, INC.

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) March 10, 2025 STEEL DYNAMICS, INC.

March 11, 2025 EX-FILING FEES

Table 1: Newly Registered and Carry Forward Securities

Calculation of Filing Fee Tables S-3 STEEL DYNAMICS INC 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 Amount of Registration Fee Carry Forward Form Type Carry Forward File Number Carry Forward Initial Effective Date Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward Newly Registered Securities Fees to be Paid 1 Debt 5.

March 11, 2025 424B2

$1,000,000,000 $600,000,000 5.250% Notes due 2035 $400,000,000 5.750% Notes due 2055

TABLE OF CONTENTS  Filed Pursuant to Rule 424(b)(2)  Registration Statement No. 333-268703 PROSPECTUS SUPPLEMENT (To Prospectus dated December 7, 2022) $1,000,000,000 $600,000,000 5.250% Notes due 2035 $400,000,000 5.750% Notes due 2055 The 5.250% notes will mature on May 15, 2035 (the “2035 Notes”) and the 5.750% notes will mature on May 15, 2055 (the “2055 Notes” and, together with the 2035 Note

March 10, 2025 FWP

STEEL DYNAMICS, INC. PRICING TERM SHEET March 10, 2025

Filed Pursuant to Rule 433 under the Securities Act of 1933 Registration Statement No.

March 10, 2025 424B5

SUBJECT TO COMPLETION PRELIMINARY PROSPECTUS SUPPLEMENT DATED MARCH 10, 2025

TABLE OF CONTENTS The information in this preliminary prospectus supplement is not complete and may be changed.

February 28, 2025 EX-21.1

List of our Subsidiaries.

EXHIBIT 21.1 STEEL DYNAMICS, INC. LIST OF OUR SUBSIDIARIES Name State of Incorporation or Organization Percent of Capital Stock/Equity Units Owned by Steel Dynamics, Inc. Names Under which Business is Conducted Aluminum Dynamics, LLC Indiana 94.4% Mesabi Nugget Delaware, LLC Delaware 86% New Millennium Building Systems, LLC Indiana 100% OmniSource, LLC Indiana 100% OmniSource Roanoke Electric Stee

February 28, 2025 10-K

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

Table of Contents - UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

February 28, 2025 EX-19.1

Policy Regarding Insider Trading and Certain Prohibited Transactions

Exhibit 19.1 STEEL DYNAMICS, INC. POLICY REGARDING INSIDER TRADING AND CERTAIN PROHIBITED TRANSACTIONS I THE NEED FOR A POLICY Insider Trading Federal and state securities laws make it illegal for anyone, regardless of status or position, to buy or sell a company’s securities when in possession of “material, nonpublic information” relating to the company. This conduct is known as “insider trading.

February 25, 2025 8-K

Financial Statements and Exhibits, Other Events

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 24, 2025 STEEL DYNAMICS, INC.

February 25, 2025 EX-99.1

Steel Dynamics Announces First Quarter 2025 Cash Dividend Increase of 9% and an Additional $1.5 Billion Share Repurchase Authorization

Exhibit 99.1 Press Release February 24, 2025 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces First Quarter 2025 Cash Dividend Increase of 9% and an Additional $1.5 Billion Share Repurchase Authorization FORT WAYNE, INDIANA, February 24, 2025 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company’s board of directors declared a first quarter cas

January 23, 2025 EX-99.1

Steel Dynamics Reports Fourth Quarter and Annual 2024 Results

Exhibit 99.1 Press Release January 22, 2025 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports Fourth Quarter and Annual 2024 Results FORT WAYNE, INDIANA, January 22, 2025 / PRNewswire / Annual 2024 Performance Highlights: § Second highest steel shipments of 12.7 million tons § Net sales of $17.5 billion, operating income of $1.9 billion, and net income of $1.5 billion § Adjusted

January 23, 2025 8-K

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) January 22, 2025 STEEL DYNAMICS, INC.

December 17, 2024 8-K

Regulation FD Disclosure, 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) December 16, 2024 STEEL DYNAMICS, INC.

December 17, 2024 EX-99.1

Steel Dynamics Provides Fourth Quarter 2024 Earnings Guidance

Exhibit 99.1 Press Release December 16, 2024 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides Fourth Quarter 2024 Earnings Guidance FORT WAYNE, INDIANA, December 16, 2024 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided fourth quarter 2024 earnings guidance in the range of $1.26 to $1.30 per diluted share. Comparatively, the company’s sequential third quarte

November 8, 2024 10-Q

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

Table of Contents st UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

November 8, 2024 EX-99.1

Steel Dynamics Announces Fourth Quarter 2024 Cash Dividend

Exhibit 99.1 Press Release November 8, 2024 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Fourth Quarter 2024 Cash Dividend FORT WAYNE, INDIANA, November 8, 2024 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company’s board of directors declared a fourth quarter cash dividend of $0.46 per common share. The dividend is payable to shareholders

November 8, 2024 8-K

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 8, 2024 STEEL DYNAMICS, INC

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 8, 2024 STEEL DYNAMICS, INC.

November 7, 2024 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, 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 4, 2024 STEEL DYNAMICS, INC.

October 17, 2024 EX-99.1

Steel Dynamics Reports Third Quarter 2024 Results

Exhibit 99.1 Press Release October 16, 2024 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports Third Quarter 2024 Results FORT WAYNE, INDIANA, October 16, 2024 / PRNewswire / Third Quarter 2024 Performance Highlights: § Steel shipments of 3.2 million tons § Net sales of $4.3 billion, operating income of $395 million, net income of $318 million, and adjusted EBITDA of $557 million

October 17, 2024 8-K

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) October 16, 2024 STEEL DYNAMICS, INC.

September 17, 2024 8-K

Regulation FD Disclosure, 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 16, 2024 STEEL DYNAMICS, INC.

September 17, 2024 EX-99.1

Steel Dynamics Provides Third Quarter 2024 Earnings Guidance

Exhibit 99.1 Press Release September 16, 2024 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides Third Quarter 2024 Earnings Guidance FORT WAYNE, INDIANA, September 16, 2024 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided third quarter 2024 earnings guidance in the range of $1.94 to $1.98 per diluted share. Comparatively, the company’s sequential second quart

August 19, 2024 8-K

Financial Statements and Exhibits, Other Events

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) August 16, 2024 STEEL DYNAMICS, INC.

August 19, 2024 EX-99.1

Steel Dynamics Announces Third Quarter 2024 Cash Dividend

Exhibit 99.1 Press Release August 16, 2024 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Third Quarter 2024 Cash Dividend FORT WAYNE, INDIANA, August 16, 2024 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company’s board of directors declared a third quarter cash dividend of $0.46 per common share. The dividend is payable to shareholders of

August 8, 2024 10-Q

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

Table of Contents st UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

July 18, 2024 8-K

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 17, 2024 STEEL DYNAMICS, INC.

July 18, 2024 EX-99.1

Steel Dynamics Reports Second Quarter 2024 Results

Exhibit 99.1 Press Release July 17, 2024 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports Second Quarter 2024 Results FORT WAYNE, INDIANA, July 17, 2024 / PRNewswire / Second Quarter 2024 Performance Highlights: § Steel shipments of 3.2 million tons § Net sales of $4.6 billion, operating income of $559 million, net income of $428 million, and adjusted EBITDA of $686 million § Ca

July 5, 2024 EX-99.1

Steel Dynamics Announces Completion of Note Offering

Exhibit 99.1 Press Release July 3, 2024 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Completion of Note Offering FORT WAYNE, Ind., July 3, 2024 – Steel Dynamics, Inc. (NASDAQ/GS: STLD) announced today that it has consummated the sale of $600 million aggregate principal amount of 5.375% Notes due 2034 (the “Notes”). The net proceeds from the Notes will be used for general c

July 5, 2024 EX-4.2

First Supplemental Indenture, relating to our issuance of $600 million 5.375% Notes due 2034, dated as of July 3, 2024, between Steel Dynamics, Inc. and U.S. Bank Trust Company, National Association, as Trustee, incorporated herein by reference from Exhibit 4.2 to our Form 8-K filed July 5, 2024.

Exhibit 4.2 STEEL DYNAMICS, INC., as Issuer and U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, as Trustee FIRST SUPPLEMENTAL INDENTURE Dated as of July 3, 2024 Supplemental to Indenture dated as of December 7, 2022 FIRST SUPPLEMENTAL INDENTURE dated as of July 3, 2024 (this “First Supplemental Indenture”), made and entered into by and between Steel Dynamics, Inc., a corporation organized and exist

July 5, 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, 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 3, 2024 STEEL DYNAMICS, INC.

June 28, 2024 EX-1.1

Underwriting Agreement, dated June 26, 2024, between Steel Dynamics, Inc. and J.P. Morgan Securities LLC, Morgan Stanley & Co. LLC, BofA Securities, Inc., and Wells Fargo Securities, LLC, as representatives of the several underwriters named therein (filed herewith).

Exhibit 1.1 EXECUTION VERSION STEEL DYNAMICS, INC. $600,000,000 5.375% Notes due 2034 UNDERWRITING AGREEMENT dated June 26, 2024 J.P. Morgan Securities LLC Morgan Stanley & Co. LLC BofA Securities, Inc. Wells Fargo Securities, LLC    UNDERWRITING AGREEMENT June 26, 2024 J.P. Morgan Securities LLC Morgan Stanley & Co. LLC BofA Securities, Inc. Wells Fargo Securities, LLC as the representatives of t

June 28, 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

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) June 26, 2024 STEEL DYNAMICS, INC.

June 27, 2024 EX-FILING FEES

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

Exhibit 107 Calculation of Filing Fee Tables 424(b)(2) (Form Type) Steel Dynamics, Inc.

June 27, 2024 424B2

$600,000,000 $600,000,000 5.375% Notes due 2034

TABLE OF CONTENTS  Filed Pursuant to Rule 424(b)(2)  Registration Statement No. 333-268703 PROSPECTUS SUPPLEMENT (To Prospectus dated December 7, 2022) $600,000,000 $600,000,000 5.375% Notes due 2034 The 5.375% notes will mature on August 15, 2034 (the “Notes”). We will pay interest on the Notes semi-annually in arrears on February 15 and August 15 of each year, commencing February 15, 2025. We ma

June 26, 2024 424B5

SUBJECT TO COMPLETION PRELIMINARY PROSPECTUS SUPPLEMENT DATED JUNE 26, 2024

TABLE OF CONTENTS The information in this preliminary prospectus supplement is not complete and may be changed.

June 26, 2024 FWP

STEEL DYNAMICS, INC. PRICING TERM SHEET June 26, 2024

Filed Pursuant to Rule 433 under the Securities Act of 1933 Registration Statement No.

June 17, 2024 EX-99.1

Steel Dynamics Provides Second Quarter 2024 Earnings Guidance

Exhibit 99.1 Press Release June 17, 2024 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides Second Quarter 2024 Earnings Guidance FORT WAYNE, INDIANA, June 17, 2024 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided second quarter 2024 earnings guidance in the range of $2.64 to $2.68 per diluted share. Comparatively, the company’s sequential first quarter 2024 e

June 17, 2024 8-K

Regulation FD Disclosure, 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) June 17, 2024 STEEL DYNAMICS, INC.

May 29, 2024 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM SD Specialized Disclosure Report STEEL DYNAMICS, INC. (Exact name of registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM SD Specialized Disclosure Report STEEL DYNAMICS, INC.

May 14, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Other Events, 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 9, 2024 STEEL DYNAMICS, INC.

May 14, 2024 EX-99.1

Steel Dynamics Announces Second Quarter 2024 Cash Dividend

Exhibit 99.1 Press Release May 10, 2024 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Second Quarter 2024 Cash Dividend FORT WAYNE, INDIANA, May 10, 2024 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company’s board of directors declared a second quarter cash dividend of $0.46 per common share. The dividend is payable to shareholders of reco

May 10, 2024 10-Q

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

Table of Contents st UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

April 24, 2024 EX-99.1

Steel Dynamics Reports First Quarter 2024 Results

Exhibit 99.1 Press Release April 23, 2024 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports First Quarter 2024 Results FORT WAYNE, INDIANA, April 23, 2024 / PRNewswire / First Quarter 2024 Performance Highlights: § Steel shipments of 3.3 million tons § Net sales of $4.7 billion, operating income of $751 million, net income of $584 million, and adjusted EBITDA of $879 million § Ca

April 24, 2024 8-K

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) April 23, 2024 STEEL DYNAMICS, INC.

April 3, 2024 8-K

Financial Statements and Exhibits, Other Events

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) April 1, 2024 STEEL DYNAMICS, INC.

April 3, 2024 EX-99.1

Steel Dynamics Announces Leadership Appointments

Exhibit 99.1 Press Release April 1, 2024 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Leadership Appointments FORT WAYNE, INDIANA, April 1, 2024 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced leadership appointments for James Anderson and Chad Bickford. “I am excited and pleased to recognize Jim and Chad for their outstanding leadership and positive

March 28, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.   )

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.   ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule

March 28, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement ¨ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ¨ Defin

March 15, 2024 EX-99.1

Steel Dynamics Provides First Quarter 2024 Earnings Guidance

Exhibit 99.1 Press Release March 15, 2024 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides First Quarter 2024 Earnings Guidance FORT WAYNE, INDIANA, March 15, 2024 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided first quarter 2024 earnings guidance in the range of $3.51 to $3.55 per diluted share. Comparatively, the company’s sequential fourth quarter 2023

March 15, 2024 8-K

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) March 15, 2024 STEEL DYNAMICS, INC.

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) March 15, 2024 STEEL DYNAMICS, INC.

February 29, 2024 10-K

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

Table of Contents - UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

February 29, 2024 EX-21.1

List of our Subsidiaries.

EXHIBIT 21.1 STEEL DYNAMICS, INC. LIST OF OUR SUBSIDIARIES Name State of Incorporation or Organization Percent of Capital Stock/Equity Units Owned by Steel Dynamics, Inc. Names Under which Business is Conducted Aluminum Dynamics, LLC Indiana 94.4% Mesabi Nugget Delaware, LLC Delaware 86% New Millennium Building Systems, LLC Indiana 100% OmniSource, LLC Indiana 100% OmniSource Roanoke Electric Stee

February 29, 2024 EX-97.1

Policy on Recoupment of Executive Officer Incentive-Based Compensation In the Event of Restatements

EXHIBIT 97.1 Policy on Recoupment of Executive Officer Incentive-Based Compensation In the Event of Restatements The Board of Directors (the “Board”) of Steel Dynamics, Inc. (the “Company”) believes that it is in the best interests of the Company and its stockholders to create and maintain a culture that emphasizes integrity and accountability and reinforces the Company’s pay-for-performance compe

February 29, 2024 EX-3.2

Amended and Restated Bylaws of Steel Dynamics, Inc., reflecting all amendments thereto through January 31, 2024, incorporated herein by reference from Exhibit 3.2 to our Form 10-K filed February 29, 2024.

EXHIBIT 3.2 AMENDED AND RESTATED BYLAWS OF STEEL DYNAMICS, INC. ARTICLE I OFFICES Section 1.1. Principal Office. The principal office of the Corporation shall be at 7575 West Jefferson Blvd., Fort Wayne, Indiana 46804, or at such other place as may be designated by the Board of Directors. Section 1.2. Other Offices. The Corporation may also have other offices at such places as the Board of Directo

February 27, 2024 8-K

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 26, 2024 STEEL DYNAMICS, IN

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 26, 2024 STEEL DYNAMICS, INC.

February 27, 2024 EX-99.1

Steel Dynamics Announces First Quarter 2024 Cash Dividend Increase of 8%

Exhibit 99.1 Press Release February 26, 2024 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces First Quarter 2024 Cash Dividend Increase of 8% FORT WAYNE, INDIANA, February 26, 2024 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company’s board of directors declared a first quarter cash dividend of $0.46 per common share, or 8% increase over the

February 13, 2024 SC 13G/A

STLD / Steel Dynamics, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01991-steeldynamicsinc.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 12)* Name of issuer: Steel Dynamics Inc Title of Class of Securities: Common Stock CUSIP Number: 858119100 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designa

February 1, 2024 EX-3.2(II)

Amended and Restated Bylaws of Steel Dynamics, Inc., reflecting all amendments through January 31, 2024

Exhibit 3.2(ii) AMENDED AND RESTATED BYLAWS OF STEEL DYNAMICS, INC. ARTICLE I OFFICES Section 1.1. Principal Office. The principal office of the Corporation shall be at 7575 West Jefferson Blvd., Fort Wayne, Indiana 46804, or at such other place as may be designated by the Board of Directors. Section 1.2. Other Offices. The Corporation may also have other offices at such places as the Board of Dir

February 1, 2024 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, 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) January 31, 2024 STEEL DYNAMICS, INC.

February 1, 2024 EX-3.2(I)

Comparison of Amended and Restated Bylaws of Steel Dynamics, Inc., reflecting all amendments through January 31, 2024, to Amended and Restated Bylaws of Steel Dynamics, Inc. in effect immediately prior to such amendment

Exhibit 3.2(i) AMENDED AND RESTATED BYLAWS OF STEEL DYNAMICS, INC. ARTICLE I OFFICES Section 1.1. Principal Office. The principal office of the Corporation shall be at 7575 West Jefferson Blvd., Fort Wayne, Indiana 46804, or at such other place as may be designated by the Board of Directors. Section 1.2. Other Offices. The Corporation may also have other offices at such places as the Board of Dire

January 24, 2024 EX-99.1

Steel Dynamics Reports Fourth Quarter and Annual 2023 Results

Exhibit 99.1 Press Release January 23, 2024 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports Fourth Quarter and Annual 2023 Results FORT WAYNE, INDIANA, January 23, 2024 / PRNewswire / Annual 2023 Performance Highlights: § Record steel shipments of 12.8 million tons § Net sales of $18.8 billion, operating income of $3.2 billion, and net income of $2.5 billion § Adjusted EBITDA o

January 24, 2024 8-K

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) January 23, 2024 STEEL DYNAMICS, INC

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) January 23, 2024 STEEL DYNAMICS, INC.

December 15, 2023 EX-99.1

Steel Dynamics Provides Fourth Quarter 2023 Earnings Guidance

Exhibit 99.1 Press Release December 15, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides Fourth Quarter 2023 Earnings Guidance FORT WAYNE, INDIANA, December 15, 2023 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided fourth quarter 2023 earnings guidance in the range of $2.60 to $2.64 per diluted share. Comparatively, the company’s third quarter 2023 earn

December 15, 2023 8-K

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 15, 2023 STEEL DYNAMICS, IN

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 15, 2023 STEEL DYNAMICS, INC.

November 9, 2023 10-Q

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

Table of Contents st UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

November 3, 2023 EX-99.1

Steel Dynamics Announces Additional $1.5 Billion Share Repurchase Authorization and Fourth Quarter 2023 Cash Dividend

Exhibit 99.1 Press Release November 3, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Additional $1.5 Billion Share Repurchase Authorization and Fourth Quarter 2023 Cash Dividend FORT WAYNE, INDIANA, November 3, 2023 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company’s board of directors authorized an additional share repurchase progr

November 3, 2023 8-K

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 3, 2023 STEEL DYNAMICS, INC

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 3, 2023 STEEL DYNAMICS, INC.

October 19, 2023 8-K

Financial Statements and Exhibits, Other Events

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 17, 2023 STEEL DYNAMICS, INC.

October 19, 2023 8-K

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) October 18, 2023 STEEL DYNAMICS, INC.

October 19, 2023 EX-99.1

Steel Dynamics Reports Third Quarter 2023 Results

Exhibit 99.1 Press Release October 18, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports Third Quarter 2023 Results FORT WAYNE, INDIANA, October 18, 2023 / PRNewswire / Third Quarter 2023 Performance Highlights: § Steel shipments of 3.1 million tons § Net sales of $4.6 billion, operating income of $734 million, net income of $577 million, and adjusted EBITDA of $876 million

October 19, 2023 EX-99.1

Steel Dynamics Announces Leadership Appointments

Exhibit 99.1 Press Release October 17, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Leadership Appointments FORT WAYNE, INDIANA, October 17, 2023 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced leadership promotions for Christopher Graham, Richard Poinsatte, Angela Reeve, Christopher Gionti, and Daniel Keown. “I am excited and pleased to recogniz

September 19, 2023 8-K

Regulation FD Disclosure, 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, 2023 STEEL DYNAMICS, INC.

September 19, 2023 EX-99.1

Steel Dynamics Provides Third Quarter 2023 Earnings Guidance

Exhibit 99.1 Press Release September 18, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides Third Quarter 2023 Earnings Guidance FORT WAYNE, INDIANA, September 18, 2023 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided third quarter 2023 earnings guidance in the range of $3.46 to $3.50 per diluted share. Comparatively, the company’s sequential second quart

September 15, 2023 EX-99.1

Steel Dynamics Appoints Jennifer Hamann to the Company’s Board of Directors

Exhibit 99.1 Press Release September 15, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Appoints Jennifer Hamann to the Company’s Board of Directors FORT WAYNE, INDIANA, September 15, 2023 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS:STLD) today announced that its Board of Directors has appointed Jennifer L. Hamann to the Company’s Board of Directors. The appointment is for the

September 15, 2023 8-K

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 15, 2023 STEEL DYNAMICS, I

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 15, 2023 STEEL DYNAMICS, INC.

August 21, 2023 8-K

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) August 18, 2023 STEEL DYNAMICS, INC.

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) August 18, 2023 STEEL DYNAMICS, INC.

August 21, 2023 EX-99.1

Steel Dynamics Announces Third Quarter 2023 Cash Dividend

Exhibit 99.1 Press Release August 18, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Third Quarter 2023 Cash Dividend FORT WAYNE, INDIANA, August 18, 2023 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company’s board of directors declared a third quarter cash dividend of $0.425 per common share. The dividend is payable to shareholders of

August 8, 2023 10-Q

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

Table of Contents st UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

August 8, 2023 EX-3.1

Amended and Restated Articles of Incorporation of Steel Dynamics, Inc., reflecting all amendments thereto through May 11, 2023, incorporated herein by reference from Exhibit 3.1 to our Form 10-Q filed August 8, 2023.

Exhibit 3.1 AMENDED AND RESTATED ARTICLES OF INCORPORATION OF STEEL DYNAMICS, INC. The Articles of Incorporation of Steel Dynamics, Inc., pursuant to the provisions of the Indiana Business Corporation Law (“Act”), are hereby amended and restated in their entirety as follows: ARTICLE I NAME The name of the Corporation is Steel Dynamics, Inc. ARTICLE II REGISTERED OFFICE AND REGISTERED AGENT The add

August 2, 2023 8-K

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 31, 2023 STEEL DYNAMICS, INC. (

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 31, 2023 STEEL DYNAMICS, INC.

August 2, 2023 EX-99.1

Steel Dynamics Accelerates Progress Towards Decarbonization Goals with Renewable Energy

Exhibit 99.1 Press Release July 31, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Accelerates Progress Towards Decarbonization Goals with Renewable Energy FORT WAYNE, INDIANA July 31, 2023 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that it has signed a Renewable Product Purchase Agreement (RPPA) with a subsidiary of NextEra Energy Resources, LLC for 30

August 2, 2023 EX-99.2

Sinton Texas Flat Roll Steel Mill Hot Mill Restart

Exhibit 99.2 Press Release August 1, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Sinton Texas Flat Roll Steel Mill Hot Mill Restart FORT WAYNE, INDIANA, August 1, 2023 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced the successful restart on July 28, 2023, of the hot mill at its Sinton Texas Flat Roll Steel Mill after an unplanned outage began on July 1, 2023. The outag

July 21, 2023 8-K

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 21, 2023 (July 19, 2023) STEEL

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 21, 2023 (July 19, 2023) STEEL DYNAMICS, INC.

July 21, 2023 EX-10.62

Credit Agreement dated as of July 19, 2023, among Steel Dynamics, Inc. and the agents and lenders named therein, incorporated herein by reference from Exhibit 10.62 to our Form 8-K filed July 21, 2023.

Exhibit 10.62 Execution Version Revolving Credit Facility CUSIP Number: 858120AE8 $1,200,000,000 CREDIT AGREEMENT Dated as of July 19, 2023 Among STEEL DYNAMICS, INC. as Borrower and THE INITIAL LENDERS, INITIAL ISSUING BANKS AND SWING LINE BANK NAMED OR DESCRIBED HEREIN as Initial Lenders, Initial Issuing Banks and Swing Line Bank and PNC BANK, NATIONAL ASSOCIATION as Administrative Agent and BAN

July 20, 2023 8-K

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 20, 2023 (July 19, 2023) STEEL

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 20, 2023 (July 19, 2023) STEEL DYNAMICS, INC.

July 20, 2023 EX-99.1

Steel Dynamics Reports Second Quarter 2023 Results

Exhibit 99.1 Press Release July 19, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports Second Quarter 2023 Results FORT WAYNE, INDIANA, July 19, 2023 / PRNewswire / Second Quarter 2023 Performance Highlights: § Steel shipments of 3.2 million tons § Net sales of $5.1 billion, operating income of $1.1 billion, net income of $812 million, and EBITDA of $1.2 billion § Strong cash

July 10, 2023 EX-99.1

Sinton Texas Flat Roll Steel Mill Hot Mill Outage

Exhibit 99.1 Press Release July 7, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Sinton Texas Flat Roll Steel Mill Hot Mill Outage FORT WAYNE, INDIANA, July 7, 2023 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced an unplanned outage of the hot mill at its Sinton Texas Flat Roll Steel Mill, with expectations for restart within the next two to four weeks, or before July 30,

July 10, 2023 8-K

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 10, 2023 (July 7, 2023) STEEL D

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 10, 2023 (July 7, 2023) STEEL DYNAMICS, INC.

July 7, 2023 CORRESP

Corporate Office

Corporate Office 7575 West Jefferson Blvd. Fort Wayne, Indiana 46804 (260) 969-3500 (260) 969-3591 fax www.steeldynamics.com July 7, 2023 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attention: Jeffrey Gordon Hugh West RE: Steel Dynamics, Inc. Form 10-K for the Year Ended December 31, 2022

June 16, 2023 EX-99.1

Steel Dynamics Provides Second Quarter 2023 Earnings Guidance

Exhibit 99.1 Press Release June 16, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides Second Quarter 2023 Earnings Guidance FORT WAYNE, INDIANA, June 16, 2023 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided second quarter 2023 earnings guidance in the range of $4.78 to $4.82 per diluted share. Comparatively, the company’s sequential first quarter 2023 e

June 16, 2023 8-K

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) June 16, 2023 (June 16, 2023) STEEL

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) June 16, 2023 (June 16, 2023) STEEL DYNAMICS, INC.

May 26, 2023 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM SD Specialized Disclosure Report STEEL DYNAMICS, INC. (Exact name of registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM SD Specialized Disclosure Report STEEL DYNAMICS, INC.

May 16, 2023 EX-3.1F

Amendment to Amended and Restated Articles of Incorporation of Steel Dynamics, Inc.

Exhibit 3.1f AMENDMENT TO AMENDED AND RESTATED ARTICLES OF INCORPORATION OF STEEL DYNAMICS, INC. A new Article X shall be added to the Amended and Restated Articles of Incorporation of Steel Dynamics, Inc. is as follows: “ARTICLE X ELECTION OF DIRECTORS At each annual meeting of stockholders, the Directors to be elected at the meeting shall be chosen by the majority of the votes cast by the holder

May 16, 2023 8-K

Financial Statements and Exhibits, Other Events

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 16, 2023 (May 15, 2023) STEEL DYNAMICS, INC.

May 16, 2023 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits, 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 16, 2023 (May 11, 2023) STEEL DYNAMICS, INC.

May 16, 2023 EX-99.1

Steel Dynamics Announces Second Quarter 2023 Cash Dividend

Exhibit 99.1 Press Release May 15, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Second Quarter 2023 Cash Dividend FORT WAYNE, INDIANA, May 15, 2023 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company’s board of directors declared a second quarter cash dividend of $0.425 per common share. The dividend is payable to shareholders of rec

May 5, 2023 10-Q

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

Table of Contents st UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

May 1, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement ¨ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ¨ Defin

April 21, 2023 8-K

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) April 21, 2023 (April 19, 2023) STEE

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) April 21, 2023 (April 19, 2023) STEEL DYNAMICS, INC.

April 21, 2023 EX-99.1

Steel Dynamics Reports First Quarter 2023 Results

Exhibit 99.1 Press Release April 19, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports First Quarter 2023 Results FORT WAYNE, INDIANA, April 19, 2023 / PRNewswire / First Quarter 2023 Performance Highlights: § Record steel shipments of 3.3 million tons § Net sales of $4.9 billion, operating income of $835 million, and adjusted EBITDA of $950 million § Strong cash flow from o

March 30, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.   )

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.   ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule

March 30, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant ¨ Check the appropriate box: ¨ Preliminary Proxy Statement ¨ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ¨ Defin

March 16, 2023 8-K

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) March 16, 2023 (March 15, 2023) STEE

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) March 16, 2023 (March 15, 2023) STEEL DYNAMICS, INC.

March 16, 2023 EX-99.1

Steel Dynamics Provides First Quarter 2023 Earnings Guidance

Exhibit 99.1 Press Release March 15, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides First Quarter 2023 Earnings Guidance FORT WAYNE, INDIANA, March 15, 2023 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided first quarter 2023 earnings guidance in the range of $3.47 to $3.51 per diluted share. Excluding the impact from costs associated with the startup

February 28, 2023 EX-3.2

Amended and Restated Bylaws of Steel Dynamics, Inc., reflecting all amendments thereto through January 23, 2023, incorporated herein by reference from Exhibit 3.2 to our Form 10-K filed February 28, 2023.

Exhibit 3.2 AMENDED AND RESTATED BYLAWS OF STEEL DYNAMICS, INC. ARTICLE I OFFICES Section 1.1. Principal Office. The principal office of the Corporation shall be at 7575 West Jefferson Blvd., Fort Wayne, Indiana 46804, or at such other place as may be designated by the Board of Directors. Section 1.2. Other Offices. The Corporation may also have other offices at such places as the Board of Directo

February 28, 2023 10-K

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

Table of Contents - UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

February 28, 2023 EX-21.1

List of our Subsidiaries.

EXHIBIT 21.1 STEEL DYNAMICS, INC. LIST OF OUR SUBSIDIARIES Name State of Incorporation or Organization Percent of Capital Stock/Equity Units Owned by Steel Dynamics, Inc. Names Under which Business is Conducted Aluminum Dynamics, LLC Indiana 94.4% Mesabi Nugget Delaware, LLC Delaware 85% New Millennium Building Systems, LLC Indiana 100% OmniSource, LLC Indiana 100% OmniSource Roanoke Electric Stee

February 28, 2023 EX-95

Mine Safety Disclosures.

EXHIBIT 95 Mine Safety Disclosures This exhibit contains information concerning mine safety matters required by Section 1503(a) of the Dodd-Frank Wall Street Reform and Consumer Protection Act about certain citations, orders and notices issued under the Federal Mine Safety and Health Act of 1977 (Mine Act) by the federal Mine Safety and Health Administration (MSHA) for our operations for the year ended December 31, 2022.

February 27, 2023 EX-99.1

Steel Dynamics Announces First Quarter 2023 Cash Dividend Increase of 25%

Exhibit 99.1 Press Release February 27, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces First Quarter 2023 Cash Dividend Increase of 25% FORT WAYNE, INDIANA, February 27, 2023 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company’s board of directors declared a first quarter cash dividend of $0.425 per common share, a 25 percent increase

February 27, 2023 8-K

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 27, 2023 (February 27, 2023

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 27, 2023 (February 27, 2023) STEEL DYNAMICS, INC.

February 9, 2023 SC 13G/A

STLD / Steel Dynamics, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01960-steeldynamicsinc.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: Steel Dynamics Inc. Title of Class of Securities: Common Stock CUSIP Number: 858119100 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to design

February 9, 2023 8-K

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

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 9, 2023 (February 9, 2023) STEEL DYNAMICS, INC.

February 9, 2023 EX-99.1

Steel Dynamics Expands Leadership, Naming Barry T. Schneider President and Chief Operating Officer

Exhibit 99.1 Press Release February 9, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Expands Leadership, Naming Barry T. Schneider President and Chief Operating Officer FORT WAYNE, INDIANA, February 9, 2023 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company’s board of directors approved the appointment of Barry T. Schneider to the newly create

January 26, 2023 8-K

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) January 26, 2023 (January 25, 2023) STEEL DYNAMICS, INC.

January 26, 2023 EX-99.1

Steel Dynamics Reports Fourth Quarter and Record Annual 2022 Results

EX-99.1 2 tm234445d2ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Press Release January 25, 2023 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports Fourth Quarter and Record Annual 2022 Results FORT WAYNE, INDIANA, January 25, 2023 / PRNewswire / Annual 2022 Performance Highlights: § Record net sales of $22.3 billion § Record operating income of $5.1 billion and net income of $3.9 billion

January 26, 2023 EX-3.2E

Amendment to Amended and Restated Bylaws of Steel Dynamics, Inc.

Exhibit 3.2e AMENDMENT TO AMENDED AND RESTATED BYLAWS OF STEEL DYNAMICS, INC. January 23, 2023 Section 1.1 of the Amended and Restated Bylaws of Steel Dynamics, Inc. is hereby amended and replaced as follows: “Section 1.1. Principal Office. The principal office of the Corporation shall be at 7575 West Jefferson Blvd., Fort Wayne, Indiana 46804, or at such other place as may be designated by the Bo

January 26, 2023 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, 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) January 26, 2023 (January 23, 2023) STEEL DYNAMICS, INC.

December 19, 2022 EX-99.1

Steel Dynamics Provides Fourth Quarter 2022 Earnings Guidance

Exhibit 99.1 Press Release December 15, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides Fourth Quarter 2022 Earnings Guidance FORT WAYNE, INDIANA, December 15, 2022 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided fourth quarter 2022 earnings guidance in the range of $3.34 to $3.38 per diluted share. Excluding the impact from the following items, the c

December 19, 2022 8-K

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 19, 2022 (December 15, 2022

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 19, 2022 (December 15, 2022) STEEL DYNAMICS, INC.

December 7, 2022 EX-4.1

Indenture, dated as of December 7, 2022, between Steel Dynamics, Inc., as Issuer, and U.S. Bank Trust Company, National Association, as Trustee, incorporated herein by reference from Exhibit 4.1 to our Registration Statement on Form S-3 (Registration No. 333-268703) filed December 7, 2022.

Exhibit 4.1 STEEL DYNAMICS, INC. and U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION, as Trustee Indenture Dated as of December 7, 2022 Debt Securities TABLE OF CONTENTS Page Recitals of the Company 1 ARTICLE I Definitions Section 1.01 Certain Terms Defined 1 Section 1.02 Incorporation by Reference of Trust Indenture Act 8 Section 1.03 Rules of Construction 8 ARTICLE II Debt Securities Section 2.01

December 7, 2022 S-3ASR

As filed with the Securities and Exchange Commission on December 7, 2022

TABLE OF CONTENTS As filed with the Securities and Exchange Commission on December 7, 2022 Registration No.

December 7, 2022 EX-FILING FEES

Filing Fee Table.

Exhibit 107 Calculation of Filing Fee Tables Form S-3 (Form Type) Steel Dynamics, Inc.

December 7, 2022 EX-25.1

Statement of Eligibility on Form T-1 under the Trust Indenture Act of 1939, as amended, of U.S. Bank Trust Company, National Association, as trustee.

Exhibit 25.1 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) ¨ U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION (Exact name of Trustee as specified in its charter) 91-1821036 I.R.S. E

November 14, 2022 8-K

Financial Statements and Exhibits, Other Events

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 14, 2022 (November 10, 2022) STEEL DYNAMICS, INC.

November 14, 2022 EX-99.1

Steel Dynamics Announces Additional $1.5 Billion Share Repurchase Authorization and Fourth Quarter 2022 Cash Dividend

Exhibit 99.1 Press Release November 10, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Additional $1.5 Billion Share Repurchase Authorization and Fourth Quarter 2022 Cash Dividend FORT WAYNE, INDIANA, November 10, 2022 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company?s board of directors authorized an additional share repurchase pro

November 3, 2022 EX-99.1

Steel Dynamics Announces Planned State-of-the-Art Aluminum Flat Rolled Mill Site Selection

Exhibit 99.1 Press Release November 2, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Planned State-of-the-Art Aluminum Flat Rolled Mill Site Selection FORT WAYNE, INDIANA, November 2, 2022 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced the selection of Columbus, Mississippi, as the location for the company?s previously announced greenfield state-

November 3, 2022 8-K

Financial Statements and Exhibits, Other Events

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 3, 2022 (November 2, 2022) STEEL DYNAMICS, INC.

November 3, 2022 EX-99.2

Steel Dynamics Announces Location of Planned Biocarbon Production Operations — A Meaningful Strategic GHG Reduction Initiative

Exhibit 99.2 Press Release November 2, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Location of Planned Biocarbon Production Operations ? A Meaningful Strategic GHG Reduction Initiative FORT WAYNE, INDIANA, November 2, 2022 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced the selection of Columbus, Mississippi, as the location for the initial SDI

October 26, 2022 10-Q

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

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ 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 0-21719 S

October 20, 2022 EX-99.1

Steel Dynamics Reports Third Quarter 2022 Results

Exhibit 99.1 Press Release October 19, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports Third Quarter 2022 Results FORT WAYNE, INDIANA, October 19, 2022 / PRNewswire / Third Quarter 2022 Performance Highlights: ? Record steel shipments of 3.2 million tons ? Record steel fabrication operating income of $677 million and record shipments of 218,000 tons ? Net sales of $5.7 bil

October 20, 2022 8-K

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 20, 2022 (October 19, 2022)

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 20, 2022 (October 19, 2022) STEEL DYNAMICS, INC.

October 5, 2022 EX-99.1

Steel Dynamics Completes Acquisition of a Mexican Metals Recycling Company

Exhibit 99.1 Press Release October 4, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Completes Acquisition of a Mexican Metals Recycling Company FORT WAYNE, INDIANA, October 4, 2022 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced the completion of its acquisition of ROCA ACERO, S.A. de C.V. (?ROCA?), as part of its North American raw material procurement str

October 5, 2022 8-K

Financial Statements and Exhibits, Other Events

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 5, 2022 (October 4, 2022) STEEL DYNAMICS, INC.

September 16, 2022 EX-99.1

Steel Dynamics Provides Third Quarter 2022 Earnings Guidance

Exhibit 99.1 Press Release September 15, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides Third Quarter 2022 Earnings Guidance FORT WAYNE, INDIANA, September 15, 2022 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided third quarter 2022 earnings guidance in the range of $4.93 to $4.97 per diluted share. Excluding the impact from costs associated with the

September 16, 2022 8-K

Regulation FD Disclosure, 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 16, 2022 (September 15, 2022) STEEL DYNAMICS, INC.

August 24, 2022 EX-99.1

Steel Dynamics Announces Third Quarter 2022 Cash Dividend

Exhibit 99.1 Press Release August 22, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Third Quarter 2022 Cash Dividend FORT WAYNE, INDIANA, August 22, 2022 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company?s board of directors has declared a quarterly cash dividend of $0.34 per common share. The dividend is payable to shareholders of

August 24, 2022 8-K

Financial Statements and Exhibits, Other Events

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) August 24, 2022 (August 22, 2022) STEEL DYNAMICS, INC.

August 2, 2022 10-Q

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

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

July 21, 2022 EX-99.1

Steel Dynamics Reports Record Second Quarter 2022 Results

Exhibit 99.1 Press Release July 20, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports Record Second Quarter 2022 Results FORT WAYNE, INDIANA, July 20, 2022 / PRNewswire / Second Quarter 2022 Performance Highlights: ? Record steel shipments of 3.1 million tons ? Record net sales of $6.2 billion ? Record operating income of $1.6 billion and net income of $1.2 billion ? Record

July 21, 2022 8-K

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 21, 2022 (July 20, 2022) STEEL DYNAMICS, INC.

July 19, 2022 EX-99.1

Steel Dynamics Announces Investment in New State-of-the-Art Low-Carbon Aluminum Flat Rolled Mill, Aligned with Its Core Steelmaking and Recycling Platforms

Exhibit 99.1 Press Release July 19, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Investment in New State-of-the-Art Low-Carbon Aluminum Flat Rolled Mill, Aligned with Its Core Steelmaking and Recycling Platforms FORT WAYNE, INDIANA, July 19, 2022 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that its Board of Directors has authorized the compan

July 19, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Other Events

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 19, 2022 (July 19, 2022) STEEL DYNAMICS, INC.

June 28, 2022 EX-99.1

Steel Dynamics Announces Strategic Partnership To Reduce Greenhouse Gas Emissions

Exhibit 99.1 Press Release June 28, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Strategic Partnership To Reduce Greenhouse Gas Emissions FORT WAYNE, INDIANA, June 28, 2022 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced the creation of a strategic joint venture with Aymium, a leading producer of renewable biocarbon products. Steel Dynamics owns

June 28, 2022 8-K

Financial Statements and Exhibits, Other Events

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) June 28, 2022 (June 28, 2022) STEEL DYNAMICS, INC.

June 16, 2022 8-K

Regulation FD Disclosure, 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) June 16, 2022 (June 16, 2022) STEEL DYNAMICS, INC.

June 16, 2022 EX-99.1

Steel Dynamics Provides Second Quarter 2022 Record Earnings Guidance

Exhibit 99.1 Press Release June 16, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides Second Quarter 2022 Record Earnings Guidance FORT WAYNE, INDIANA, June 16, 2022 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided record second quarter 2022 earnings guidance in the range of $6.33 to $6.37 per diluted share. Excluding the impact from costs associated wit

May 31, 2022 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM SD Specialized Disclosure Report STEEL DYNAMICS, INC. (Exact name of registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM SD Specialized Disclosure Report STEEL DYNAMICS, INC.

May 17, 2022 8-K

Financial Statements and Exhibits, Other Events

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 17, 2022 (May 16, 2022) STEEL DYNAMICS, INC.

May 17, 2022 EX-99

Steel Dynamics Announces Planned Acquisition of a Mexican Metals Recycling Company

Exhibit 99.1 Press Release May 16, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Planned Acquisition of a Mexican Metals Recycling Company FORT WAYNE, INDIANA, May 16, 2022 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that as part of its North American raw material procurement strategy, the company has entered into a definitive agreement to acq

May 9, 2022 EX-99.1

Steel Dynamics Announces Second Quarter 2022 Cash Dividend

Exhibit 99.1 Press Release May 6, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Second Quarter 2022 Cash Dividend FORT WAYNE, INDIANA, May 6, 2022 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company?s board of directors has declared a quarterly cash dividend of $0.34 per common share. The dividend is payable to shareholders of record

May 9, 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 9, 2022 (May 5, 2022) STEEL DYNAMICS, INC.

May 9, 2022 8-K

Financial Statements and Exhibits, Other Events

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 9, 2022 (May 6, 2022) STEEL DYNAMICS, INC.

April 29, 2022 10-Q

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

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

April 29, 2022 EX-95

Mine Safety Disclosures.

EXHIBIT 95 ? Mine Safety Disclosures ? This exhibit contains information concerning mine safety matters required by Section 1503(a) of the Dodd-Frank Wall Street Reform and Consumer Protection Act about certain citations, orders and notices issued under the Federal Mine Safety and Health Act of 1977 (Mine Act) by the federal Mine Safety and Health Administration (MSHA) for our operations for the three months ended March 31, 2022.

April 22, 2022 8-K

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) April 22, 2022 (April 20, 2022) STEEL DYNAMICS, INC.

April 22, 2022 EX-99.1

Steel Dynamics Reports Record First Quarter 2022 Results

Exhibit 99.1 Press Release April 20, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports Record First Quarter 2022 Results FORT WAYNE, INDIANA, April 20, 2022 / PRNewswire / First Quarter 2022 Performance Highlights: ? Record steel shipments of 2.9 million tons ? Record net sales of $5.6 billion ? Record operating income of $1.5 billion and net income of $1.1 billion ? Record

March 29, 2022 EX-99.1

Steel Dynamics Announces Leadership Appointments

Exhibit 99.1 Press Release March 24, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Leadership Appointments FORT WAYNE, INDIANA, March 24, 2022 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced the transition of Miguel Alvarez to lead the company?s North American Metals Recycling platform effective March 31, 2022, which will proceed the July 2022 ret

March 29, 2022 8-K

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

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) March 29, 2022 (March 24, 2022) STEEL DYNAMICS, INC.

March 21, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.   )

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.?? ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? ? Confidential, for Use of the Commission Only (as permitted by Rul

March 21, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

March 18, 2022 8-K

Regulation FD Disclosure, 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) March 18, 2022 (March 16, 2022) STEEL DYNAMICS, INC.

March 18, 2022 EX-99.1

Steel Dynamics Provides First Quarter 2022 Earnings Guidance

Exhibit 99.1 Press Release March 16, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides First Quarter 2022 Earnings Guidance FORT WAYNE, INDIANA, March 16, 2022 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided first quarter 2022 earnings guidance in the range of $5.55 to $5.59 per diluted share. Excluding the impact from costs associated with the startup

March 1, 2022 EX-99.1

Steel Dynamics Announces First Quarter 2022 Cash Dividend Increase of 31% and an Additional $1.25 Billion Share Repurchase Authorization

Exhibit 99.1 Press Release February 28, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces First Quarter 2022 Cash Dividend Increase of 31% and an Additional $1.25 Billion Share Repurchase Authorization FORT WAYNE, INDIANA, February 28, 2022 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company?s board of directors declared a first quarter c

March 1, 2022 8-K

Financial Statements and Exhibits, Other Events

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) March 1, 2022 (February 28, 2022) STEEL DYNAMICS, INC.

February 28, 2022 EX-21.1

List of our Subsidiaries.

EXHIBIT 21.1 ? STEEL DYNAMICS, INC. LIST OF OUR SUBSIDIARIES ? ? ? ? ? Name State of Incorporation or Organization Percent of Capital Stock/Equity Units Owned by Steel Dynamics, Inc. Names Under which Business is Conducted ? ? ? ? ? ? ? Mesabi Nugget Delaware, LLC ? Delaware ? 85% ? ? New Millennium Building Systems, LLC ? Indiana ? 100% ? ? OmniSource, LLC ? Indiana ? 100% ? OmniSource Roanoke El

February 28, 2022 10-K

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

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

February 10, 2022 SC 13G/A

STLD / Steel Dynamics, 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.: 10)* Name of issuer: Steel Dynamics Inc. Title of Class of Securities: Common Stock CUSIP Number: 858119100 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 is filed:

February 1, 2022 8-K

Financial Statements and Exhibits, Other Events

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 1, 2022 (January 31, 2022) STEEL DYNAMICS, INC.

February 1, 2022 EX-99.1

Steel Dynamics Completes Acquisition of a 45% Minority Interest in New Process Steel

Exhibit 99.1 Press Release January 31, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Completes Acquisition of a 45% Minority Interest in New Process Steel FORT WAYNE, INDIANA, January 31, 2022 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced the completion of the acquisition of a minority equity interest in New Process Steel, L.P. (?New Process Steel? or ?Ne

January 26, 2022 8-K

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) January 26, 2022 (January 24, 2022) STEEL DYNAMICS, INC.

January 26, 2022 EX-99.1

Steel Dynamics Reports Record Fourth Quarter and Record Annual 2021 Results

Exhibit 99.1 Press Release January 24, 2022 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports Record Fourth Quarter and Record Annual 2021 Results FORT WAYNE, INDIANA, January 24, 2022 / PRNewswire / Annual 2021 Performance Highlights: ? Record steel and steel fabrication shipments of 11.2 million tons and 789,000 tons, respectively ? Record net sales of $18.4 billion ? Record op

December 17, 2021 8-K

Regulation FD Disclosure, 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) December 17, 2021 (December 16, 2021) STEEL DYNAMICS, INC.

December 17, 2021 EX-99.1

Steel Dynamics Provides Fourth Quarter 2021 Record Earnings Guidance

Exhibit 99.1 Press Release December 16, 2021 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides Fourth Quarter 2021 Record Earnings Guidance FORT WAYNE, INDIANA, December 16, 2021 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided fourth quarter 2021 earnings guidance in the range of $5.46 to $5.50 per diluted share, representing record quarterly performance. Ex

November 24, 2021 EX-99.1

Steel Dynamics Announces Appointment of New Board Member

Exhibit 99.1 Press Release November 24, 2021 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Appointment of New Board Member FORT WAYNE, INDIANA, November 24, 2021 / PRNewswire / (NASDAQ/GS: STLD) Steel Dynamics, Inc. today announced that its Board of Directors has appointed Luis M. Sierra as an independent member of the Company?s Board of Directors. The appointment is for th

November 24, 2021 8-K

Financial Statements and Exhibits, Other Events

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 24, 2021 (November 19, 2021) STEEL DYNAMICS, INC.

November 24, 2021 8-K

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

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 24, 2021 (November 18, 2021) STEEL DYNAMICS, INC.

November 24, 2021 EX-99.1

Steel Dynamics Announces Fourth Quarter 2021 Cash Dividend

Exhibit 99.1 Press Release November 19, 2021 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Fourth Quarter 2021 Cash Dividend FORT WAYNE, INDIANA, November 19, 2021 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company?s board of directors has declared a quarterly cash dividend of $0.26 per common share. The dividend is payable to shareholder

November 19, 2021 CORRESP

*****

Corporate Office 7575 West Jefferson Blvd. Fort Wayne, Indiana 46804 (260) 969-3500 (260) 969-3591 fax www.steeldynamics.com November 19, 2021 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attention: Jennifer Angelini Sergio Chinos RE Steel Dynamics, Inc. Form 10-K for the Year Ended Decemb

November 2, 2021 10-Q

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

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

October 21, 2021 EX-99.1

Steel Dynamics Reports Record Third Quarter 2021 Results

Exhibit 99.1 Press Release October 18, 2021 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports Record Third Quarter 2021 Results FORT WAYNE, INDIANA, October 18, 2021 / PRNewswire / Third Quarter 2021 Highlights: ? Record steel fabrication shipments of 211,000 tons ? Record net sales of $5.1 billion ? Record operating income of $1.3 billion and record net income of $991 million ?

October 21, 2021 8-K

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) October 21, 2021 (October 18, 2021) STEEL DYNAMICS, INC.

October 15, 2021 EX-99.1

Steel Dynamics to Acquire a 45% Minority Interest in New Process Steel

Exhibit 99.1 Press Release October 14, 2021 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics to Acquire a 45% Minority Interest in New Process Steel FORT WAYNE, INDIANA, October 14, 2021 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that it has entered into a definitive agreement to acquire a minority equity interest in New Process Steel, L.P. (?New Process Steel

October 15, 2021 8-K

Financial Statements and Exhibits, Other Events

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 15, 2021 (October 14, 2021) STEEL DYNAMICS, INC.

October 14, 2021 CORRESP

*****

Corporate Office 7575 West Jefferson Blvd. Fort Wayne, Indiana 46804 (260) 969-3500 (260) 969-3591 fax www.steeldynamics.com October 14, 2021 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, NE Washington, D.C. 20549 Attention: Jennifer Angelini Sergio Chinos RE Steel Dynamics, Inc. Form 10-K for the Year Ended Decembe

September 16, 2021 EX-99.1

Steel Dynamics Provides Third Quarter 2021 Record Earnings Guidance

Exhibit 99.1 Steel Dynamics Provides Third Quarter 2021 Record Earnings Guidance FORT WAYNE, INDIANA, September 15, 2021 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided third quarter 2021 earnings guidance in the range of $4.78 to $4.82 per diluted share, representing record quarterly performance. Excluding the impact from costs associated with the construction of the company?

September 16, 2021 8-K

Regulation FD Disclosure, 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 16, 2021 (September 15, 2021) STEEL DYNAMICS, INC.

August 20, 2021 8-K

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) August 20, 2021 (August 20, 2021) ST

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) August 20, 2021 (August 20, 2021) STEEL DYNAMICS, INC.

August 20, 2021 EX-99.1

Steel Dynamics Announces Third Quarter 2021 Cash Dividend

Exhibit 99.1 Press Release August 20, 2021 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Third Quarter 2021 Cash Dividend FORT WAYNE, INDIANA, August 20, 2021 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company?s board of directors has declared a quarterly cash dividend of $0.26 per common share. The dividend is payable to shareholders of

July 26, 2021 10-Q

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

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

July 21, 2021 8-K

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 21, 2021 (July 19, 2021) STEEL DYNAMICS, INC.

July 21, 2021 EX-99.1

Steel Dynamics Reports Record Second Quarter 2021 Results

Exhibit 99.1 Press Release July 19, 2021 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports Record Second Quarter 2021 Results FORT WAYNE, INDIANA, July 19, 2021 / PRNewswire / Second Quarter 2021 Highlights: ? Record steel and fabrication shipments of 2.9 million tons and 189,000 tons, respectively ? Record net sales of $4.5 billion ? Record operating income of $956 million and r

July 12, 2021 SC 13G/A

STLD / Steel Dynamics, 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: Steel Dynamics Inc. Title of Class of Securities: Common Stock CUSIP Number: 858119100 Date of Event Which Requires Filing of this Statement: June 30, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ??Rul

July 8, 2021 8-K

Financial Statements and Exhibits, Other Events

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 8, 2021 (July 6, 2021) STEEL DYNAMICS, INC.

July 8, 2021 EX-99.1

Steel Dynamics Announces Additional Share Repurchase Authorization

Exhibit 99.1 Press Release July 6, 2021 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Additional Share Repurchase Authorization FORT WAYNE, INDIANA, July 6, 2021 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company?s board of directors authorized an additional share repurchase program of up to $1.0 billion of the company?s common stock. The

June 21, 2021 8-K

Regulation FD Disclosure, 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) June 21, 2021 (June 16, 2021) STEEL DYNAMICS, INC.

June 21, 2021 EX-99.1

Steel Dynamics Provides Second Quarter 2021 Record Earnings Guidance

EX-99.1 2 tm2120070d1ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Press Release June 16, 2021 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides Second Quarter 2021 Record Earnings Guidance FORT WAYNE, INDIANA, June 16, 2021 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided second quarter 2021 earnings guidance in the range of $3.26 to $3.30 per diluted share. Excludin

May 25, 2021 8-K

Financial Statements and Exhibits, Other Events

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 25, 2021 (May 20, 2021) STEEL DYNAMICS, INC.

May 25, 2021 8-K

Financial Statements and Exhibits, Other Events

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 25, 2021 (May 24, 2021) STEEL DYNAMICS, INC.

May 25, 2021 EX-99.1

Steel Dynamics Names Mark D. Millett as Chairman of the Board

EX-99.1 2 tm2117427d1ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Press Release May 24, 2021 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Names Mark D. Millett as Chairman of the Board FORT WAYNE, INDIANA, May 24, 2021 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that Mark D. Millett, a Company founder and its President and Chief Executive Officer, will also serve a

May 25, 2021 EX-99.1

Steel Dynamics Announces Second Quarter 2021 Cash Dividend

Exhibit 99.1 Press Release May 20, 2021 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Second Quarter 2021 Cash Dividend FORT WAYNE, INDIANA, May 20, 2021 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company?s board of directors has declared a quarterly cash dividend of $0.26 per common share. The dividend is payable to shareholders of recor

May 20, 2021 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 20, 2021 (May 19, 2021) STEEL DYNAMICS, INC.

May 17, 2021 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM SD Specialized Disclosure Report STEEL DYNAMICS, INC. (Exact name of registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM SD Specialized Disclosure Report STEEL DYNAMICS, INC.

April 29, 2021 10-Q

Quarterly Report - 10-Q

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

April 20, 2021 8-K

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) April 20, 2021 (April 19, 2021) STEEL DYNAMICS, INC.

April 20, 2021 EX-99.1

Steel Dynamics Reports Record First Quarter 2021 Results

EX-99.1 2 tm2113363d2ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Press Release April 19, 2021 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports Record First Quarter 2021 Results FORT WAYNE, INDIANA, April 19, 2021 / PRNewswire / First Quarter 2021 Performance Highlights: § Near-record steel shipments of 2.8 million tons and record steel fabrication shipments of 184,000 tons § Record net

April 19, 2021 8-K

Financial Statements and Exhibits, Other Events

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) April 19, 2021 (April 15, 2021) STEEL DYNAMICS, INC.

April 19, 2021 EX-99.1

Steel Dynamics Provides Strategic Growth Update Regarding its Flat Roll Steel Operations

Exhibit 99.1 Press Release April 15, 2021 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides Strategic Growth Update Regarding its Flat Roll Steel Operations FORT WAYNE, INDIANA, April 15, 2021 / PRNewswire / Today Steel Dynamics, Inc. (NASDAQ/GS: STLD) provided a strategic update concerning its ongoing and new flat roll steel growth initiatives. ?We are incredibly excited about

March 29, 2021 DEF 14A

- DEF14A

TABLE OF CONTENTS UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.??????) Filed by the Registrant ? Filed by a Party other than the Registrant o Check the appropriate box: ? Preliminary Proxy Statement ? ? Confidential, for Use of the Commission Only (as permitted by

March 29, 2021 DEFA14A

- DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant x Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

March 19, 2021 8-K

Regulation FD Disclosure, 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) March 19, 2021 (March 17, 2021) STEEL DYNAMICS, INC.

March 19, 2021 EX-99.1

Steel Dynamics Provides First Quarter 2021 Earnings Guidance

EX-99.1 2 tm2110331d1ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Press Release March 17, 2021 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides First Quarter 2021 Earnings Guidance FORT WAYNE, INDIANA, March 17, 2021 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided first quarter 2021 earnings guidance in the range of $1.88 to $1.92 per diluted share. Excluding the i

March 1, 2021 10-K

Annual Report - 10-K

Table of Contents ? ? UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

March 1, 2021 EX-99.1

Steel Dynamics Announces First Quarter 2021 Cash Dividend Increase

EX-99.1 2 tm218189d1ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Press Release February 26, 2021 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces First Quarter 2021 Cash Dividend Increase FORT WAYNE, INDIANA, February 26, 2021 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company’s board of directors declared a first quarter cash dividend of $0.26 per

March 1, 2021 8-K

Financial Statements and Exhibits, Other Events

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) March 1, 2021 (February 26, 2021) STEEL DYNAMICS, INC.

March 1, 2021 EX-21.1

List of our Subsidiaries.

EXHIBIT 21.1 ? STEEL DYNAMICS, INC. LIST OF OUR SUBSIDIARIES ? ? ? ? ? Name State of Incorporation or Organization Percent of Capital Stock/Equity Units Owned by Steel Dynamics, Inc. Names Under which Business is Conducted ? ? ? ? ? ? ? Mesabi Nugget Delaware, LLC ? Delaware ? 84% ? ? New Millennium Building Systems, LLC ? Indiana ? 100% ? ? OmniSource, LLC (f/k/a OmniSource Corporation) ? Indiana

March 1, 2021 EX-95

Mine Safety Disclosures.

EXHIBIT 95 Mine Safety Disclosures This exhibit contains information concerning mine safety matters required by Section 1503(a) of the Dodd-Frank Wall Street Reform and Consumer Protection Act about certain citations, orders and notices issued under the Federal Mine Safety and Health Act of 1977 (Mine Act) by the federal Mine Safety and Health Administration (MSHA) for our operations for the year ended December 31, 2020.

February 10, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 8)*

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 8)* Name of issuer: Steel Dynamics Inc. Title of Class of Securities: Common Stock CUSIP Number: 858119100 Date of Event Which Requires Filing of this Statement: December 31, 2020 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒

January 28, 2021 EX-99.1

Steel Dynamics Reports Fourth Quarter and Annual 2020 Results

EX-99.1 2 tm214300d1ex99-1.htm EXHIBIT 99.1 Exhibit 99.1 Press Release January 25, 2021 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports Fourth Quarter and Annual 2020 Results FORT WAYNE, INDIANA, January 25, 2021 / PRNewswire / Annual 2020 Performance Highlights: § Near-record steel shipments of 10.7 million tons and record steel fabrication shipments of 666,000 tons § Net sale

January 28, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - FORM 8-K

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) January 28, 2021 (January 25, 2021) STEEL DYNAMICS, INC.

December 21, 2020 EX-99.1

Steel Dynamics Provides Fourth Quarter 2020 Earnings Guidance

Exhibit 99.1 Press Release December 17, 2020 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Provides Fourth Quarter 2020 Earnings Guidance FORT WAYNE, INDIANA, December 17, 2020 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today provided fourth quarter 2020 earnings guidance in the range of $0.72 to $0.76 per diluted share. Excluding the impact from the following, the company

December 21, 2020 8-K

Regulation FD Disclosure, Financial Statements and Exhibits - FORM 8-K

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, 2020 (December 17, 2020) STEEL DYNAMICS, INC.

November 20, 2020 8-K

Financial Statements and Exhibits, Other Events - FORM 8-K

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 20, 2020 (November 19, 2020) STEEL DYNAMICS, INC.

November 20, 2020 EX-99.1

Steel Dynamics Announces Fourth Quarter 2020 Cash Dividend

Exhibit 99.1 Press Release November 19, 2020 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Announces Fourth Quarter 2020 Cash Dividend FORT WAYNE, INDIANA, November 19, 2020 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced that the company’s board of directors has declared a quarterly cash dividend of $0.25 per common share. The dividend is payable to shareholder

November 9, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-Q ☒ Quarterly Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 for the period ended September 30, 2020 OR ☐ Transition Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Commission File Number 0-21719 Steel Dynamics, Inc. (Exact name of registran

October 21, 2020 EX-99.1

Steel Dynamics Reports Third Quarter 2020 Results

Exhibit 99.1 Press Release October 19, 2020 7575 W. Jefferson Blvd. Fort Wayne, IN 46804 Steel Dynamics Reports Third Quarter 2020 Results FORT WAYNE, INDIANA, October 19, 2020 / PRNewswire / Steel Dynamics, Inc. (NASDAQ/GS: STLD) today announced third quarter 2020 financial results. The company reported third quarter 2020 net sales of $2.3 billion and net income of $100 million, or $0.47 per dilu

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