WCC / WESCO International, Inc. - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

WESCO International, Inc.
US ˙ NYSE ˙ US95082P1057

Mga Batayang Estadistika
LEI 529900TXOGREY3WNJ434
CIK 929008
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 WESCO International, 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 26, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 20, 2025 WESCO Internation

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 20, 2025 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commissi

August 26, 2025 EX-99.1

Wesco Announces the Appointment of Daniel Castillo to Executive Vice President and General Manager of Electrical and Electronic Solutions

Exhibit 99.1 NEWS RELEASE Wesco International / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco Announces the Appointment of Daniel Castillo to Executive Vice President and General Manager of Electrical and Electronic Solutions PITTSBURGH, August 25, 2025 /PRNewswire/ - Wesco International (NYSE: WCC), a leading provider of business-to-business distribution, logistics service

July 31, 2025 EX-99.2

Second Quarter Webcast Presentation July 31, 2025 NYSE: WCC Forward-Looking Statements and Non-GAAP Measures 2 All statements made herein that are not historical facts should be considered as "forward-looking statements" within the meaning of the Pri

wcc-2q2025slides Second Quarter Webcast Presentation July 31, 2025 NYSE: WCC Forward-Looking Statements and Non-GAAP Measures 2 All statements made herein that are not historical facts should be considered as "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995.

July 31, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 31, 2025 WESCO International

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 31, 2025 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

July 31, 2025 EX-99.1

Wesco International Reports Second Quarter 2025 Results

NEWS RELEASE WESCO International, Inc. / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco International Reports Second Quarter 2025 Results •Second quarter reported net sales up 7.7% YOY –Organic sales up 7.2% YOY and up 6.2% sequentially –Data center sales eclipsed $1 billion, up ~65% YOY •Second quarter EBITDA margin of 6.7%, up 90 basis points sequentially •Second quarter d

July 31, 2025 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-14989 WESCO Inte

July 18, 2025 EX-3.1

Certificate of Amendment of Restated Certificate of Incorporation of WESCO International, Inc.

Exhibit 3.1 CERTIFICATE OF AMENDMENT OF RESTATED CERTIFICATE OF INCORPORATION OF WESCO INTERNATIONAL, INC. Under Section 242 of the Delaware General Corporation Law WESCO International, Inc. (the “Corporation”), a corporation organized and existing under the General Corporation Law of the State of Delaware, hereby certifies as follows: 1. This Certificate of Amendment (the “Certificate of Amendmen

July 18, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 16, 2025 WESCO International

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 16, 2025 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

July 18, 2025 EX-3.3

Amended and Restated By-Laws of WESCO International, Inc., effective July 16, 2025

Exhibit 3.3 WESCO International, Inc. BY-LAWS As amended and restated on July 16, 2025 ARTICLE I STOCKHOLDERS Section 1.01. Annual Meetings. The annual meeting of the stockholders of the Corporation for the election of Directors and for the transaction of such other business as properly may come before such meeting shall be held at such place, either within or without the State of Delaware (includ

July 18, 2025 EX-3.2

Restated Certificate of Incorporation of WESCO International, Inc.

Exhibit 3.2 RESTATED CERTIFICATE OF INCORPORATION OF WESCO INTERNATIONAL, INC. WESCO International, Inc. (the “Corporation”), a corporation organized and existing under the General Corporation Law of the State of Delaware, hereby certifies as follows: 1. The name of the Corporation is WESCO International, Inc. The name under which the Corporation was originally incorporated is CDW Holding Corporat

June 23, 2025 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on July 07, 2025, pursuant to the provisions of Rule 12d2-2 (a).

June 17, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 12, 2025 WESCO International

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 12, 2025 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

June 17, 2025 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K (Mark One) þ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR o TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-14989 A. Full title of the plan and

May 28, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 22, 2025 WESCO International,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 22, 2025 WESCO International, Inc. (Exact name of registrant as specified in its charter)      Delaware 001-14989 25-1723342      (State or other jurisdiction of incorporation) (C

May 27, 2025 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 225 West Station Square Drive Suite 700 Pittsburgh, Penns

May 27, 2025 EX-1.01

Exhibit 1.01 – Conflict Minerals Report for the calendar year ended December 31, 202

Exhibit 1.01 WESCO International, Inc. Conflict Minerals Report For the Reporting Period Ending December 31, 2024 WESCO International, Inc. and its subsidiaries, including WESCO Distribution, Inc. and Anixter Inc., are collectively referred to as “Wesco” and sometimes referred to in this report as “we,” “our,” “us”, or “ourselves.” Forward-Looking Statements This document contains forward-looking

May 1, 2025 EX-99.2

First Quarter 2025 Webcast Presentation May 1, 2025 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995.

wcc-1q2025slides First Quarter 2025 Webcast Presentation May 1, 2025 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995.

May 1, 2025 EX-10.1

Form of WESCO International, Inc. 2021 Omnibus Incentive Plan Performance Share Unit Award Agreement.

Exhibit 10.1 WESCO INTERNATIONAL, INC. 2021 OMNIBUS INCENTIVE PLAN PERFORMANCE SHARE UNIT AWARD AGREEMENT This Performance Share Unit Award Agreement (this “Award Agreement”) evidences an Award of Performance Share Units (“PSUs”) by WESCO International, Inc., a Delaware corporation (the “Company”) under the WESCO International, Inc. 2021 Omnibus Incentive Plan (the “Plan”). Capitalized terms not d

May 1, 2025 EX-99.1

Wesco International Reports First Quarter 2025 Results

NEWS RELEASE WESCO International, Inc. / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco International Reports First Quarter 2025 Results •First quarter reported net sales down 0.1% YOY –Organic sales up 5.6% after M&A effects, Fx differences, and one less workday –Data center sales up 70% •First quarter diluted EPS of $2.10, up 7.7% YOY; adjusted diluted EPS of $2.21 •Gross

May 1, 2025 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 1, 2025 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission F

May 1, 2025 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-14989 WESCO Int

April 30, 2025 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 30, 2025 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commissio

April 10, 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.)

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)) ☒ Defini

April 10, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.  )

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

March 27, 2025 PRE 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 14a

March 6, 2025 EX-10.2

Ninth Amendment to Fifth Amended and Restated Receivables Purchase Agreement, dated as of February 28, 2025, by and among WESCO Distribution, Inc., WESCO Receivables Corp., the various purchasers and purchaser agents party thereto and PNC Bank, National Association, as administrator.

Exhibit 10.2 Execution Version NINTH AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT THIS NINTH AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT (this “Amendment”), dated as of February 28, 2025, is entered into among WESCO RECEIVABLES CORP. (the “Seller”), WESCO DISTRIBUTION, INC. (“WESCO” or the “Servicer”), the Purchasers party hereto (each, a “Purch

March 6, 2025 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 28, 2025 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commis

March 6, 2025 EX-4.1

Indenture, dated as of March 6, 2025, among WESCO Distribution, Inc., WESCO International, Inc., Anixter, Inc., and U.S. Bank Trust Company, National Association, as Trustee.

Exhibit 4.1 WESCO DISTRIBUTION, INC. as Issuer, the Parent Guarantor named herein, the Subsidiary Guarantor named herein and U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION as Trustee INDENTURE Dated as of March 6, 2025 6.375% Senior Notes due 2033 TABLE OF CONTENTS Page ARTICLE ONE DEFINITIONS AND INCORPORATION BY REFERENCE SECTION 1.01. Definitions. 1 SECTION 1.02. No Incorporation by Reference of

March 6, 2025 EX-10.1

Seventh Amendment to Fourth Amended and Restated Credit Agreement, dated as of February 28, 2025, by and among WESCO Distribution, Inc., the other U.S. borrowers party thereto, WESCO Distribution Canada LP, the other Canadian borrowers party thereto, WESCO International, Inc., the lenders party thereto and Barclays Bank PLC

Exhibit 10.1 Execution Version SEVENTH AMENDMENT TO FOURTH AMENDED AND RESTATED CREDIT AGREEMENT THIS SEVENTH AMENDMENT TO FOURTH AMENDED AND RESTATED CREDIT AGREEMENT, dated as of February 28, 2025 (this “Amendment”), is by and among WESCO DISTRIBUTION, INC., a Delaware corporation (the “Borrower Representative”), the other U.S. Borrowers party hereto, WESCO DISTRIBUTION CANADA LP, an Ontario lim

February 26, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 25, 2025 WESCO Internati

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 25, 2025 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commis

February 26, 2025 EX-99.2

Wesco Announces Pricing of Private Offering of Senior Notes Due 2033

EX-99.2 Exhibit 99.2 NEWS RELEASE Wesco International / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco Announces Pricing of Private Offering of Senior Notes Due 2033 PITTSBURGH, February 25, 2025 /PRNewswire/ — WESCO International, Inc. (NYSE: WCC) (“Wesco”), a leading provider of business-to-business distribution, logistics services, and supply chain solutions, today announ

February 26, 2025 EX-99.1

Wesco Announces Commencement of Private Offering of Senior Notes Due 2033

Exhibit 99.1 NEWS RELEASE Wesco International / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco Announces Commencement of Private Offering of Senior Notes Due 2033 PITTSBURGH, February 25, 2025 /PRNewswire/ — WESCO International, Inc. (NYSE: WCC) (“Wesco”), a leading provider of business-to-business distribution, logistics services, and supply chain solutions, today announced

February 14, 2025 EX-4.10

Description of WESCO International, Inc.’s securities

Exhibit 4.10 DESCRIPTION OF WESCO’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following description of the material terms of WESCO capital stock is a summary only and is not a complete description of such terms. For a complete description of the terms and provisions of the Company’s capital stock, refer to WESCO’s restated certificate of incorporation,

February 14, 2025 EX-19.1

Insider Trading Policy

Exhibit 19.1 INSIDER TRADING Global Compliance Policy | Effective May 23, 2024 Once printed or duplicated, this is not a controlled document. All controlled documents exist in electronic form on the Wesco Ethics and Compliance intranet site (Compass). PURPOSE To prevent insider trading or allegations of insider trading and to uphold the reputation and integrity of Wesco by promoting compliance wit

February 14, 2025 EX-21.1

Subsidiaries of WESCO International, Inc.

Exhibit 21.1 SUBSIDIARIES OF WESCO INTERNATIONAL, INC. Company Name Jurisdiction of Incorporation 1502218 Alberta Ltd. Alberta Abington Holdings Limited Ontario Accu-Tech Corporation Georgia Allnet Technologies Pty Ltd. Australia Anixter Inc. Delaware Anixter Argentina S.A. Argentina Anixter Asia Holdings Limited Hong Kong Anixter Australia Pty Ltd Australia Anixter Austria GmbH Austria Anixter (B

February 14, 2025 10-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-14989 WESCO Internati

February 11, 2025 EX-99.1

Wesco International Reports Fourth Quarter and Full Year 2024 Results

NEWS RELEASE WESCO International, Inc. / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco International Reports Fourth Quarter and Full Year 2024 Results •Fourth quarter reported net sales up 0.5% YOY; Organic sales up 2.4% YOY and 1.7% sequentially –Fourth quarter diluted EPS of $3.03; Adjusted diluted EPS of $3.16, up 19% YOY •Full-year reported net sales down 2.5% YOY; Orga

February 11, 2025 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 11, 2025 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commis

February 11, 2025 EX-99.2

Fourth Quarter 2024 Webcast Presentation February 11, 2025 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of

Fourth Quarter 2024 Webcast Presentation February 11, 2025 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995.

November 14, 2024 SC 13G/A

WCC / WESCO International, Inc. / PointState Capital LP Passive Investment

SC 13G/A 1 ff395575113ga-wesco.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G (Amendment No. 1)* UNDER THE SECURITIES EXCHANGE ACT OF 1934 WESCO International, Inc. (Name of Issuer) Common Stock, par value $.01 per share (Title of Class of Securities) 95082P105 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of this Statement) Check

November 13, 2024 SC 13G/A

WCC / WESCO International, Inc. / Green Equity Investors VII, L.P. - SC 13G/A Passive Investment

SC 13G/A 1 d888328dsc13ga.htm SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) Under the Securities Exchange Act of 1934 (Amendment No. 3)* WESCO International, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 95082P105 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of th

October 31, 2024 EX-99.2

Third Quarter 2024 Webcast Presentation October 31, 2024 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1

wcc-3q2024slides Third Quarter 2024 Webcast Presentation October 31, 2024 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995.

October 31, 2024 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-14989 WESCO

October 31, 2024 EX-99.1

Wesco International Reports Third Quarter 2024 Results

NEWS RELEASE WESCO International, Inc. / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco International Reports Third Quarter 2024 Results •Third quarter reported net sales down 2.7% YOY due primarily to the Wesco Integrated Supply divestiture –Organic sales down 0.6% YOY and up 0.1% sequentially •Third quarter operating profit of $336 million; operating margin of 6.1% –Gross

October 31, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 31, 2024 WESCO Internatio

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 31, 2024 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commiss

September 26, 2024 EX-99.2

Investor Day Solutions for the Future September 26, 2024 Forward-looking statements 2 All statements made herein that are not historical facts should be considered as "forward-looking statements" within the meaning of the Private Securities Litigatio

Investor Day Solutions for the Future September 26, 2024 Forward-looking statements 2 All statements made herein that are not historical facts should be considered as "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995.

September 26, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 26, 2024 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commi

September 26, 2024 EX-99.1

Wesco to Announce Strategic Vision and Financial Goals at 2024 Investor Day

NEWS RELEASE WESCO International, Inc. / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco to Announce Strategic Vision and Financial Goals at 2024 Investor Day PITTSBURGH, September 26, 2024 /PR Newswire/ - Wesco International (NYSE: WCC), will provide an update regarding its long-term growth strategy at its Investor Day meeting taking place in-person at its innovation center

August 9, 2024 SC 13G

WCC / WESCO International, Inc. / PointState Capital LP Passive Investment

SC 13G 1 ff372626713g-wesco.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13G (Amendment No. )* UNDER THE SECURITIES EXCHANGE ACT OF 1934 WESCO International, Inc. (Name of Issuer) Common Stock, par value $.01 per share (Title of Class of Securities) 95082P105 (CUSIP Number) August 2, 2024 (Date of Event Which Requires Filing of this Statement) Check the appr

August 9, 2024 EX-99

JOINT FILING AGREEMENT PURSUANT TO RULE 13d-1(k)

EX-99 2 ex991.htm Exhibit 99.1 JOINT FILING AGREEMENT PURSUANT TO RULE 13d-1(k) The undersigned acknowledge and agree that the foregoing statement on Schedule 13G in respect of the shares of Common Stock of WESCO International, Inc. is filed on behalf of each of the undersigned and that all subsequent amendments to this statement on Schedule 13G may be filed on behalf of each of the undersigned wi

August 1, 2024 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 1, 2024 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commissio

August 1, 2024 EX-99.1

Wesco International Reports Second Quarter 2024 Results

NEWS RELEASE WESCO International, Inc. / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco International Reports Second Quarter 2024 Results •Second quarter net sales down 4.6% YOY, organic sales down 0.8% YOY and up 4.7% sequentially •Second quarter operating profit of $324 million; operating margin of 5.9% –Gross margin of 21.9%, up 30 basis points YOY and up 60 basis points

August 1, 2024 EX-99.2

Second Quarter 2024 Webcast Presentation August 1, 2024 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 19

Second Quarter 2024 Webcast Presentation August 1, 2024 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995.

August 1, 2024 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-14989 WESCO Inte

June 17, 2024 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K (Mark One) þ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR o TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-14989 A. Full title of the plan and

May 28, 2024 EX-3.1

Certificate of Amendment of Restated Certificate of Incorporation

EX-3.1 Exhibit 3.1 CERTIFICATE OF AMENDMENT OF RESTATED CERTIFICATE OF INCORPORATION OF WESCO INTERNATIONAL, INC. Under Section 242 of the Delaware General Corporation Law WESCO International, Inc. (the “Corporation”), a corporation organized and existing under the General Corporation Law of the State of Delaware, hereby certifies as follows: 1. This Certificate of Amendment (the “Certificate of A

May 28, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 23, 2024 WESCO International,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 23, 2024 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

May 23, 2024 EX-1.01

Exhibit 1.01 – Conflict Minerals Report for the calendar year ended December 31, 202

Exhibit 1.01 WESCO International, Inc. Conflict Minerals Report For the Reporting Period Ending December 31, 2023 WESCO International, Inc. and its subsidiaries, including WESCO Distribution, Inc. and Anixter Inc., are collectively referred to as “Wesco” and sometimes referred to in this report as “we,” “our,” “us”, or “ourselves.” Forward-Looking Statements This document contains forward-looking

May 23, 2024 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 225 West Station Square Drive Suite 700 Pittsburgh, Penns

May 20, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 20, 2024 WESCO International,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 20, 2024 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

May 17, 2024 SC 13G/A

WCC / WESCO International, Inc. / Green Equity Investors VII, L.P. - SC 13G/A Passive Investment

SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) Under the Securities Exchange Act of 1934 (Amendment No. 2)* WESCO International, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 95082P105 (CUSIP Number) May 15, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate

May 2, 2024 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 2, 2024 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission F

May 2, 2024 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-14989 WESCO Int

May 2, 2024 EX-10.2

Fifth Amendment to Fourth Amended and Restated Credit Agreement, dated as of April 14, 2023, by and among WESCO Distribution, Inc., the other U.S.

Execution Version FIFTH AMENDMENT TO FOURTH AMENDED AND RESTATED CREDIT AGREEMENT THIS FIFTH AMENDMENT TO FOURTH AMENDED AND RESTATED CREDIT AGREEMENT, dated as of April 14, 2023 (this “Amendment”), is by and among WESCO DISTRIBUTION, INC.

May 2, 2024 EX-99.2

First Quarter 2024 Webcast Presentation May 2, 2024 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995.

wcc-1q2024slides First Quarter 2024 Webcast Presentation May 2, 2024 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as "forward-looking statements" within the meaning of the Private Securities Litigation Reform Act of 1995.

May 2, 2024 EX-10.4

Sixth Amendment to Fourth Amended and Restated Credit Agreement, dated as of March 6, 2024, by and among WESCO Distribution, Inc., the other U.S.

Execution Version SIXTH AMENDMENT TO FOURTH AMENDED AND RESTATED CREDIT AGREEMENT THIS SIXTH AMENDMENT TO FOURTH AMENDED AND RESTATED CREDIT AGREEMENT, dated as of March 6, 2024 (this “Amendment”), is by and among WESCO DISTRIBUTION, INC.

May 2, 2024 EX-10.3

Seventh Amendment to Fifth Amended and Restated Receivables Purchase Agreement, dated as of

Execution Version SEVENTH AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT THIS SEVENTH AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT (this “Amendment”), dated as of April 26, 2023, is entered into among WESCO RECEIVABLES CORP.

May 2, 2024 EX-99.1

Wesco International Reports First Quarter 2024 Results

NEWS RELEASE WESCO International, Inc. / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco International Reports First Quarter 2024 Results •First quarter net sales down 3% YOY, organic sales down 3% •First quarter operating profit of $263 million; operating margin of 4.9% –Adjusted EBITDA margin of 6.4%, down 60 basis points sequentially and 120 basis points YOY •Operating cas

May 2, 2024 EX-10.1

Letter agreement, dated June 22, 2020, memorializing terms of employment of James Cameron by WESCO International, Inc.

Christine A. Wolf Executive Vice President & Chief Human Resources Officer Phone: 412-454-2376 Email: [email protected] June 22, 2020 Jim Cameron c/o WESCO International, Inc. 225 West Station Square Drive Suite 700 Pittsburgh, Pennsylvania 15219 Dear Jim: We are very excited about the transformational combination of WESCO International, Inc. (the “Company”) and Anixter International Inc. (“Anixter”

April 12, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.  )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

April 12, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.  ) Filed by the Registrant ☒ Fi

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

March 27, 2024 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.  ) Filed by the Registrant ☒ Fi

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

March 8, 2024 EX-4.1

Indenture, dated as of March 7, 2024, among Wesco Distribution, WESCO and U.S. Bank Trust Company, National Association, as trustee.

Exhibit 4.1 WESCO DISTRIBUTION, INC. as Issuer, the Parent Guarantor named herein, the Subsidiary Guarantor named herein and U.S. BANK TRUST COMPANY, NATIONAL ASSOCIATION as Trustee INDENTURE Dated as of March 7, 2024 6.375% Senior Notes due 2029 6.625% Senior Notes due 2032 TABLE OF CONTENTS Page ARTICLE ONE DEFINITIONS AND INCORPORATION BY REFERENCE SECTION 1.01. Definitions 1 SECTION 1.02. No I

March 8, 2024 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 7, 2024 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

March 8, 2024 EX-10.1

Eighth Amendment to Fifth Amended and Restated Receivables Purchase Agreement, dated as of March 8, 2024, by and among WESCO Distribution, Inc., WESCO Receivables Corp., the various purchasers and purchaser agents party thereto and PNC Bank, National Association, as administrator.

Exhibit 10.1 Execution Version EIGHTH AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT THIS EIGHTH AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT (this “Amendment”), dated as of March 8, 2024, is entered into among WESCO RECEIVABLES CORP. (the “Seller”), WESCO DISTRIBUTION, INC. (“WESCO” or the “Servicer”), the Purchasers party hereto (each, a “Purchas

March 5, 2024 EX-99.1

© 2022 Wesco International 1 Wesco International Investor Overview March 2024 All statements made herein that are not historical facts should be considered as “forward-looking statements” within the meaning of the Private Securities Litigation Reform

© 2022 Wesco International 1 Wesco International Investor Overview March 2024 All statements made herein that are not historical facts should be considered as “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.

March 5, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 5, 2024 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

February 27, 2024 EX-99.1

Wesco International / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219

Exhibit 99.1 NEWS RELEASE Wesco International / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco Announces Commencement of Private Offering of Senior Notes Due 2029 and Senior Notes Due 2032 PITTSBURGH, February 26, 2024 /PRNewswire/ — WESCO International, Inc. (NYSE: WCC) (“Wesco”), a leading provider of business-to-business distribution, logistics services, and supply chain

February 27, 2024 EX-99.2

Wesco International / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219

Exhibit 99.2 NEWS RELEASE Wesco International / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco Announces Pricing of Private Offering of Senior Notes Due 2029 and Senior Notes Due 2032 PITTSBURGH, February 26, 2024 /PRNewswire/ — WESCO International, Inc. (NYSE: WCC) (“Wesco”), a leading provider of business-to-business distribution, logistics services, and supply chain solut

February 27, 2024 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 26, 2024 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commis

February 20, 2024 EX-21.1

Subsidiaries of WESCO International, Inc.

Exhibit 21.1 SUBSIDIARIES OF WESCO INTERNATIONAL, INC. Company Name Jurisdiction of Incorporation 1502218 Alberta Ltd. Alberta Accu-Tech Corporation Georgia Allnet Technologies Pty Ltd. Australia Anixter Inc. Delaware Anixter Argentina S.A. Argentina Anixter Asia Holdings Limited Hong Kong Anixter Australia Pty Ltd Australia Anixter Austria GmbH Austria Anixter (Barbados) SRL Barbados Anixter Belg

February 20, 2024 EX-4.11

Description of WESCO International, Inc.’s securities

Exhibit 4.11 DESCRIPTION OF WESCO’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following description of the material terms of WESCO capital stock is a summary only and is not a complete description of such terms. For a complete description of the terms and provisions of the Company’s capital stock, refer to WESCO’s restated certificate of incorporation,

February 20, 2024 10-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-14989 WESCO Internati

February 20, 2024 EX-97

WESCO International, Inc. Compensation Recovery Policy

WESCO INTERNATIONAL, INC. COMPENSATION RECOVERY POLICY 1.Purpose. This Policy sets forth the terms on which the Company may recover erroneously awarded compensation to its executive officers. This Policy is intended to comply with Section 10D of the Exchange Act and Section 303A.14 of the NYSE Listed Company Manual. 2.Definitions. Unless the context otherwise requires, the following terms used in

February 13, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 13, 2024 WESCO Internati

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 13, 2024 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commis

February 13, 2024 EX-99.2

Fourth Quarter 2023 Webcast Presentation February 13, 2024 NYSE: WCC All statements made herein that are not historical facts should be considered as “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1

wcc-4q2023slides Fourth Quarter 2023 Webcast Presentation February 13, 2024 NYSE: WCC All statements made herein that are not historical facts should be considered as “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.

February 13, 2024 SC 13G/A

WCC / WESCO International, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv02271-wescointernationalin.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: WESCO International Inc Title of Class of Securities: Common Stock CUSIP Number: 95082P105 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box t

February 13, 2024 EX-99.1

Wesco International Reports Fourth Quarter and Full Year 2023 Results

NEWS RELEASE WESCO International, Inc. / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco International Reports Fourth Quarter and Full Year 2023 Results •Fourth quarter net sales down 2% YOY, organic sales down 3% •Fourth quarter operating profit of $316 million; operating margin of 5.8% –Adjusted EBITDA margin of 7.0%, down 110 basis points sequentially and YOY •Full-year re

February 9, 2024 SC 13G/A

WCC / WESCO International, Inc. / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 7 )* WESCO International Inc (Name of Issuer) Common Stock (Title of Class of Securities) 95082P105 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate bo

November 2, 2023 EX-99.2

Third Quarter 2023 Webcast Presentation November 2, 2023 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1

Third Quarter 2023 Webcast Presentation November 2, 2023 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.

November 2, 2023 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 2, 2023 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commiss

November 2, 2023 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-14989 WESCO

November 2, 2023 EX-99.1

Wesco International Reports Third Quarter 2023 Results

NEWS RELEASE WESCO International, Inc. / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco International Reports Third Quarter 2023 Results •Net sales of $5.6 billion, up 4% YOY –Organic sales growth of 3% YOY •Operating profit of $381 million; operating margin of 6.7% –Adjusted EBITDA of $457 million; adjusted EBITDA margin of 8.1%, up 40 basis points sequentially –Gross margi

September 6, 2023 EX-99.1

Forward-Looking Statements All statements made herein that are not historical facts should be considered as “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. Such statements involve known and unk

Exhibit 99.1 Wesco International Investor Overview September 2023 © 2022 Wesco International 1 Forward-Looking Statements All statements made herein that are not historical facts should be considered as “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995. Such statements involve known and unknown risks, uncertainties and other factors that may ca

September 6, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 6, 2023 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commis

August 8, 2023 CORRESP

2

August 8, 2023 Correspondence Filing Via EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Trade & Services 100 F Street, NE Washington, DC 20549 Attention: Amy Geddes; Lyn Shenk Re: WESCO International, Inc.

August 7, 2023 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-14989 WESCO Inte

August 3, 2023 EX-99.1

Wesco International Reports Record Second Quarter 2023 Results

NEWS RELEASE WESCO International, Inc. / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco International Reports Record Second Quarter 2023 Results •Net sales a record $5.7 billion, up 5% YOY –Organic sales growth of 3% YOY •Operating profit of $364 million; operating margin of 6.3% –Adjusted EBITDA of $442 million, flat YOY; adjusted EBITDA margin of 7.7% –Gross margin of 21.6

August 3, 2023 EX-99.2

Second Quarter 2023 Webcast Presentation August 3, 2023 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 19

wcc-2q2023slides Second Quarter 2023 Webcast Presentation August 3, 2023 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.

August 3, 2023 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 3, 2023 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commissio

July 10, 2023 CORRESP

WESCO INTERNATIONAL, INC. AND SUBSIDIARIES CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY Common Stock Class B Common Stock Series A Preferred Stock Additional Retained Earnings Treasury Stock Noncontrolling Accumulated Other Comprehensive Income (I

July 10, 2023 Correspondence Filing Via EDGAR United States Securities and Exchange Commission Division of Corporation Finance Office of Trade & Services 100 F Street, NE Washington, DC 20549 Attention: Amy Geddes; Lyn Shenk Re: WESCO International, Inc.

June 21, 2023 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K (Mark One) þ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR o TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-14989 A. Full title of the plan and

June 13, 2023 EX-99.1

Wesco International Announces Election of Glynis Bryan to Board of Directors

EX-99.1 Exhibit 99.1 NEWS RELEASE Wesco International / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco International Announces Election of Glynis Bryan to Board of Directors PITTSBURGH, June 12, 2023/PR Newswire/ — WESCO International, Inc. (NYSE: WCC) announces the election of Glynis A. Bryan to its Board of Directors, effective September 1, 2023, consistent with its long-s

June 13, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 12, 2023 WESCO International

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 12, 2023 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

May 30, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 25, 2023 WESCO International,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 25, 2023 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

May 25, 2023 EX-1.01

Exhibit 1.01 – Conflict Minerals Report for the calendar year ended December 31, 202

EX-1.01 2 wcc-2022cmrexhibit.htm CONFLICT MINERALS REPORT Exhibit 1.01 WESCO International, Inc. Conflict Minerals Report For the Reporting Period Ending December 31, 2022 WESCO International, Inc. and its subsidiaries, including WESCO Distribution, Inc. and Anixter Inc., are collectively referred to as “Wesco” and sometimes referred to in this report as “we,” “our,” “us”, or “ourselves.” Forward-

May 25, 2023 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 225 West Station Square Drive Suite 700 Pittsburgh, Penns

May 5, 2023 EX-10.1

Agreement, dated October 20, 2020, memorializing terms of employment of Akash Khurana by WESCO International, Inc.

WESCO International, Inc. 225 West Station Square Drive Suite 700 Pittsburgh, Pennsylvania 15219 October 20, 2020 Akash Khurana 16110 Burberry Circle Houston, Texas 77044 Dear Akash: We are very excited about the transformational combination of WESCO International, Inc. (the "Company") and Anixter International Inc. ("Anixter"). It presents a once-in-a-lifetime opportunity to create the premier el

May 5, 2023 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-14989 WESCO Int

May 4, 2023 EX-99.1

Wesco International Reports Record First Quarter 2023 Results

NEWS RELEASE WESCO International, Inc. / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco International Reports Record First Quarter 2023 Results •Record first quarter sales, gross margin, operating profit, and earnings per diluted share •Net sales of $5.5 billion, up 12% YOY –Organic sales growth of 11% YOY •Operating profit of $346 million; operating margin of 6.3% –Adjusted

May 4, 2023 EX-99.2

First Quarter 2023 Webcast Presentation May 4, 2023 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.

wcc-1q2023slides First Quarter 2023 Webcast Presentation May 4, 2023 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995.

May 4, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 4, 2023 WESCO International,

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 4, 2023 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission F

April 12, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Fil

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

April 12, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

February 21, 2023 EX-10.49

WESCO International, Inc. Non-Employee Directors’ Deferred Compensation Plan, effective as of December 8, 2022

WESCO INTERNATIONAL, INC. NON-EMPLOYEE DIRECTORS’ DEFERRED COMPENSATION PLAN Effective as of December 8, 2022 TABLE OF CONTENTS Page ARTICLE 1 INTRODUCTION 1 ARTICLE 2 ELIGIBILITY 1 ARTICLE 3 DEFERRAL ELECTIONS 1 ARTICLE 4 DEFERRED COMPENSATION ACCOUNTS 2 ARTICLE 5 DISTRIBUTION OF DEFERRED COMPENSATION 2 ARTICLE 6 UNFUNDED STATUS 4 ARTICLE 7 DESIGNATION OF BENEFICIARY 4 ARTICLE 8 ADMINISTRATION 4

February 21, 2023 EX-21.1

Subsidiaries of WESCO International, Inc.

Exhibit 21.1 SUBSIDIARIES OF WESCO INTERNATIONAL, INC. Company Name Jurisdiction of Incorporation 1502218 Alberta Ltd. Alberta Accu-Tech Corporation Georgia Allnet Technologies Pty Ltd. Australia Anixter Inc. Delaware Anixter Argentina S.A. Argentina Anixter Asia Holdings Limited Hong Kong Anixter Australia Pty Ltd Australia Anixter Austria GmbH Austria Anixter (Barbados) SRL Barbados Anixter Belg

February 21, 2023 10-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 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 001-14989 WESCO Internati

February 14, 2023 EX-99.2

Fourth Quarter 2022 Webcast Presentation February 14, 2023 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1

Fourth Quarter 2022 Webcast Presentation February 14, 2023 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

February 14, 2023 EX-99.1

WESCO International Reports Fourth Quarter and Full Year 2022 Results

NEWS RELEASE WESCO International, Inc. / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 WESCO International Reports Fourth Quarter and Full Year 2022 Results Fourth quarter results: •Record net sales of $5.6 billion, up 15% YOY –Organic sales growth of 14% YOY and up 4% sequentially •Operating profit of $382 million; operating margin of 6.9% –Adjusted EBITDA of $451 million, up 41

February 14, 2023 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 14, 2023 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commis

February 13, 2023 SC 13G/A

WCC / WESCO International, Inc. / Green Equity Investors VII, L.P. - SC 13G/A Passive Investment

SC 13G/A 1 d442367dsc13ga.htm SC 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) Under the Securities Exchange Act of 1934 (Amendment No. 1)* WESCO International, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 95082P105 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of thi

February 10, 2023 SC 13G/A

WCC / WESCO International, Inc. / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 6 )* WESCO International Inc (Name of Issuer) Common Stock (Title of Class of Securities) 95082P105 (CUSIP Number) December 30, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate bo

February 9, 2023 SC 13G/A

WCC / WESCO International, 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.: 11)* Name of issuer: WESCO International Inc. Title of Class of Securities: Common Stock CUSIP Number: 95082P105 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designate the rule pursuant to which this Schedule is fi

December 20, 2022 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 16, 2022 WESCO Internati

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 16, 2022 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commis

December 20, 2022 EX-3.1

Amended and Restated By-laws of WESCO International, Inc., effective as of December 16, 2022

WESCO International, Inc. BY-LAWS As amended and restated on December 16, 2022 ARTICLE I STOCKHOLDERS Section 1.01.Annual Meetings. The annual meeting of the stockholders of the Corporation for the election of Directors and for the transaction of such other business as properly may come before such meeting shall be held at such place, either within or without the State of Delaware, as may be fixed

November 4, 2022 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 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: 001-14989 WESCO

November 3, 2022 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 3, 2022 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commiss

November 3, 2022 EX-99.2

Third Quarter 2022 Webcast Presentation November 3, 2022 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 199

Third Quarter 2022 Webcast Presentation November 3, 2022 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

November 3, 2022 EX-99.1

Wesco International Reports Third Quarter 2022 Results

NEWS RELEASE WESCO International, Inc. / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco International Reports Third Quarter 2022 Results ?Net sales of $5.4 billion, up 15% YOY ?Organic sales growth of 17% ?Record backlog as of September 30, 2022, up more than 60% YOY and up approximately 5% sequentially ?Record operating profit of $402 million, up 75% YOY; operating margin o

November 2, 2022 EX-10.1

Fourth Amendment to Fourth Amended and Restated Credit Agreement, dated as of October 31, 2022, by and among WESCO Distribution, Inc., the other U.S. borrowers party thereto, WESCO Distribution Canada LP, the other Canadian borrowers party thereto, WESCO International, Inc., the lenders party thereto and Barclays Bank PLC., as administrative agent.

Exhibit 10.1 Execution Version FOURTH AMENDMENT TO FOURTH AMENDED AND RESTATED CREDIT AGREEMENT THIS FOURTH AMENDMENT TO FOURTH AMENDED AND RESTATED CREDIT AGREEMENT, dated as of October 31, 2022 (this ?Amendment?), is by and among WESCO DISTRIBUTION, INC., a Delaware corporation (the ?Borrower Representative?), the other U.S. Borrowers party hereto, WESCO DISTRIBUTION CANADA LP, an Ontario limite

November 2, 2022 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 31, 2022 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commiss

November 2, 2022 EX-10.2

Sixth Amendment to Fifth Amended and Restated Receivables Purchase Agreement, dated as of October 31, 2022, by and among WESCO Distribution, Inc., WESCO Receivables Corp., the various purchaser groups party thereto and PNC Bank, National Association, as administrator.

Exhibit 10.2 EXECUTION VERSION SIXTH AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT THIS SIXTH AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT (this ?Amendment?), dated as of October 31, 2022, is entered into among WESCO RECEIVABLES CORP. (the ?Seller?), WESCO DISTRIBUTION, INC. (?WESCO? or the ?Servicer?), the Purchasers party hereto (each, a ?Purcha

September 7, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 7, 2022 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commis

September 7, 2022 EX-99.1

© 2022 Wesco International 1 Wesco International Investor Day September 7, 2022 2 Forward-Looking Statements All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private

? 2022 Wesco International 1 Wesco International Investor Day September 7, 2022 2 Forward-Looking Statements All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

August 30, 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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 24, 2022 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commissi

August 30, 2022 EX-99.1

Wesco International Announces Election of Sundaram Nagarajan to Board of Directors and Upcoming Retirement of John Morgan

NEWS RELEASE Wesco International / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco International Announces Election of Sundaram Nagarajan to Board of Directors and Upcoming Retirement of John Morgan PITTSBURGH, August 30, 2022/Business Wire/ - Wesco International (NYSE: WCC) announces the election of Sundaram (?Naga?) Nagarajan to its Board of Directors, effective September 1, 2022, consistent with its long-standing commitment to ongoing Board refreshment.

August 5, 2022 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 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: 001-14989 WESCO Inte

August 4, 2022 EX-99.2

Second Quarter 2022 Webcast Presentation August 4, 2022 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995

Second Quarter 2022 Webcast Presentation August 4, 2022 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

August 4, 2022 EX-99.1

Wesco International Reports Second Quarter 2022 Results

EX-99.1 2 wcc-2q2022earnings.htm EX-99.1 NEWS RELEASE WESCO International, Inc. / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco International Reports Second Quarter 2022 Results •Record net sales of $5.5 billion, up 19% YOY –Organic sales growth of 21% –Record backlog as of June 30, 2022, up more than 80% YOY and up approximately 10% sequentially •Record operating profit of

August 4, 2022 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 4, 2022 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commissio

August 3, 2022 EX-10.2

Fifth Amendment to Fifth Amended and Restated Receivables Purchase Agreement, dated as of August 2, 2022, by and among WESCO Distribution, Inc., WESCO Receivables Corp., the various purchaser groups party thereto and PNC Bank, National Association, as administrator.

Exhibit 10.2 EXECUTION VERSION FIFTH AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT THIS FIFTH AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT (this ?Amendment?), dated as of August 2, 2022, is entered into among WESCO RECEIVABLES CORP. (the ?Seller?), WESCO DISTRIBUTION, INC. (?WESCO? or the ?Servicer?), the Purchasers party hereto (each, a ?Purchase

August 3, 2022 EX-10.1

Third Amendment to Fourth Amended and Restated Credit Agreement, dated as of August 2, 2022, by and among WESCO Distribution, Inc., the other U.S. borrowers party thereto, WESCO Distribution Canada LP, the other Canadian borrowers party thereto, WESCO International, Inc., the lenders party thereto and Barclays Bank PLC., as administrative agent.

Exhibit 10.1 Execution Version THIRD AMENDMENT TO FOURTH AMENDED AND RESTATED CREDIT AGREEMENT THIS THIRD AMENDMENT TO FOURTH AMENDED AND RESTATED CREDIT AGREEMENT, dated as of August 2, 2022 (this ?Amendment?), is by and among WESCO DISTRIBUTION, INC., a Delaware corporation (the ?Borrower Representative?), the other U.S. Borrowers party hereto, WESCO DISTRIBUTION CANADA LP, an Ontario limited pa

August 3, 2022 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 2, 2022 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commissio

June 28, 2022 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 OR o TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-14989 A. Full title of the plan and

June 9, 2022 EX-99.1

Wesco Announces Upcoming Retirement of Ted Dosch

NEWS RELEASE Wesco International / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco Announces Upcoming Retirement of Ted Dosch PITTSBURGH, June 9, 2022/Business Wire/ - WESCO International, Inc.

June 9, 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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 3, 2022 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

June 1, 2022 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 31, 2022 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

June 1, 2022 EX-99.1

Wesco Announces New $1 Billion Share Repurchase Authorization

NEWS RELEASE Wesco International / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco Announces New $1 Billion Share Repurchase Authorization PITTSBURGH, June 1, 2022/Business Wire/ - Wesco International (NYSE: WCC) today announced that its board of directors approved a new $1 billion share repurchase program.

May 31, 2022 8-K

Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 26, 2022 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

May 27, 2022 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 225 West Station Square Drive Suite 700 Pittsburgh, Penns

May 27, 2022 EX-1.01

Exhibit 1.01 – Conflict Minerals Report for the calendar year ended December 31, 2021.

Exhibit 1.01 WESCO International, Inc. Conflict Minerals Report For the Reporting Period Ending December 31, 2021 WESCO International, Inc. and its subsidiaries, including WESCO Distribution, Inc. and Anixter Inc., are collectively referred to as ?Wesco? and sometimes referred to in this report as ?we,? ?our,? ?us?, or ?ourselves.? Forward-Looking Statements This document contains forward-looking

May 6, 2022 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-14989 WESCO Int

May 6, 2022 EX-10.1

Agreement, dated May 28, 2020, memorializing terms of employment of William Geary by WESCO International, Inc.

Christine Wolf SVP & Chief Human Resources Officer Phone: 412-454-2376 Email: cwolf@wesco.

May 5, 2022 EX-99.2

First Quarter 2022 Webcast Presentation May 5, 2022 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Su

First Quarter 2022 Webcast Presentation May 5, 2022 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

May 5, 2022 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 5, 2022 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission F

May 5, 2022 EX-99.1

Wesco International Reports First Quarter 2022 Results

NEWS RELEASE WESCO International, Inc. / 225 West Station Square Drive, Suite 700 / Pittsburgh, PA 15219 Wesco International Reports First Quarter 2022 Results ?Record net sales of $4.9 billion, up 22% YOY ?Organic sales growth of 21% ?Record backlog as of March 31, 2022, up more than 90% YOY and up 25% sequentially ?Record operating profit of $284 million; operating margin of 5.8% ?Gross margin o

April 12, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

April 12, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION 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, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

March 2, 2022 EX-10.2

Fourth Amendment to Fifth Amended and Restated Receivables Purchase Agreement, dated as of March 1, 2022, by and among WESCO Distribution, Inc., WESCO Receivables Corp., the various purchaser groups party thereto and PNC Bank, National Association, as administrator

Exhibit 10.2 EXECUTION VERSION FOURTH AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT THIS FOURTH AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT (this ?Amendment?), dated as of March 1, 2022, is entered into among WESCO RECEIVABLES CORP. (the ?Seller?), WESCO DISTRIBUTION, INC. (?WESCO? or the ?Servicer?), the Purchasers party hereto (each, a ?Purchas

March 2, 2022 EX-10.1

Second Amendment to Fourth Amended and Restated Credit Agreement, dated as of March 1, 2022, by and among WESCO Distribution, Inc., the other U.S. borrowers party thereto, WESCO Distribution Canada LP, the other Canadian borrowers party thereto, WESCO International, Inc., the lenders party thereto and Barclays Bank PLC, as administrative agent

Exhibit 10.1 Execution Version SECOND AMENDMENT TO FOURTH AMENDED AND RESTATED CREDIT AGREEMENT THIS SECOND AMENDMENT TO FOURTH AMENDED AND RESTATED CREDIT AGREEMENT, dated as of March 1, 2022 (this ?Amendment?), is by and among WESCO DISTRIBUTION, INC., a Delaware corporation (the ?Borrower Representative?), the other U.S. Borrowers party hereto, WESCO DISTRIBUTION CANADA LP, an Ontario limited p

March 2, 2022 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 1, 2022 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

February 25, 2022 10-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-14989 WESCO Internati

February 25, 2022 EX-21.1

Subsidiaries of WESCO International, Inc.

Exhibit 21.1 SUBSIDIARIES OF WESCO INTERNATIONAL, INC. Company Name Jurisdiction of Incorporation 1502218 Alberta Ltd. Alberta Accu-Tech Corporation Georgia ALLNET Technologies Pty. Ltd. Australia Anixter Inc. Delaware Anixter Argentina S.A. Argentina Anixter Asia Holdings Limited Hong Kong Anixter Australia Pty. Ltd. Australia Anixter Austria GmbH Austria Anixter Bahamas Limited Bahamas Anixter (

February 16, 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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 16, 2022 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commis

February 16, 2022 EX-10.2

Form of WESCO International, Inc. 2021 Omnibus Incentive Plan Performance Share Unit Award Agreement. *

Exhibit 10.2 WESCO INTERNATIONAL, INC. 2021 OMNIBUS INCENTIVE PLAN PERFORMANCE SHARE UNIT AWARD AGREEMENT This Performance Share Unit Award Agreement (this ?Award Agreement?) evidences an Award of Performance Share Units (?PSUs?) by WESCO International, Inc., a Delaware corporation (the ?Company?) under the WESCO International, Inc. 2021 Omnibus Incentive Plan (the ?Plan?). Capitalized terms not d

February 16, 2022 EX-10.1

Form of WESCO International, Inc. 2021 Omnibus Incentive Plan Nonqualified Stock Option Award Agreement. *

Exhibit 10.1 WESCO INTERNATIONAL, INC. 2021 OMNIBUS INCENTIVE PLAN NONQUALIFIED STOCK OPTION AWARD AGREEMENT This Nonqualified Stock Option Award Agreement (this ?Award Agreement?) evidences an Award of Nonqualified Stock Options (the ?Options?) by WESCO International, Inc., a Delaware corporation (the ?Company?) under the WESCO International, Inc. 2021 Omnibus Incentive Plan (the ?Plan?). Capital

February 15, 2022 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 15, 2022 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commis

February 15, 2022 EX-99.2

Fourth Quarter 2021 Webcast Presentation February 15, 2022 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1

Fourth Quarter 2021 Webcast Presentation February 15, 2022 NYSE: WCC 2 All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

February 15, 2022 EX-99.1

WESCO International, Inc. Reports Fourth Quarter and Full Year 2021 Results

NEWS RELEASE WESCO International, Inc. / Suite 700, 225 West Station Square Drive / Pittsburgh, PA 15219 WESCO International, Inc. Reports Fourth Quarter and Full Year 2021 Results Fourth quarter summary: ? Record net sales of $4.9 billion, up 17.5% YOY ?Organic sales growth of 15.8% ?Sequential growth of 2.6% on a reported basis; 6.3% on an organic basis ?Record backlog as of December 31, 2021 ?O

February 10, 2022 SC 13G/A

WCC / WESCO International, 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: WESCO International Inc. Title of Class of Securities: Common Stock CUSIP Number: 95082P105 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 fi

February 8, 2022 SC 13G/A

WCC / WESCO International, Inc. / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5 )* WESCO International Inc (Name of Issuer) Common Stock (Title of Class of Securities) 95082P105 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which thi

November 5, 2021 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-14989 WESCO

November 4, 2021 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 4, 2021 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commiss

November 4, 2021 EX-99.1

WESCO International, Inc. Reports Third Quarter 2021 Results

NEWS RELEASE WESCO International, Inc. / Suite 700, 225 West Station Square Drive / Pittsburgh, PA 15219 WESCO International, Inc. Reports Third Quarter 2021 Results ?Record net sales of $4.7 billion, up 14.2% YOY ?Organic sales growth of 13.6% ?Sequential growth of 2.9% on a reported basis; 3.4% on an organic basis ?Record backlog as of September 30, 2021 ?Record operating profit of $229.5 millio

November 4, 2021 EX-99.2

1 Third Quarter 2021 Webcast Presentation November 4, 2021 NYSE: WCC 2 Forward-Looking Statements All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities

1 Third Quarter 2021 Webcast Presentation November 4, 2021 NYSE: WCC 2 Forward-Looking Statements All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

August 10, 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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 10, 2021 (August 6, 2021) WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorpo

August 10, 2021 EX-99.1

WESCO International, Inc. Announces Election of Anne M. Cooney to Board of Directors and Retirement of Lynn M. Utter

Exhibit 99.1 NEWS RELEASE WESCO International, Inc. / Suite 700, 225 West Station Square Drive / Pittsburgh, PA 15219 WESCO International, Inc. Announces Election of Anne M. Cooney to Board of Directors and Retirement of Lynn M. Utter PITTSBURGH, August 10, 2021 /Business Wire/ ? WESCO International, Inc. (NYSE: WCC), a leading provider of business-to-business distribution, logistics services and

August 6, 2021 EX-10.1

Third Amendment to Fifth Amended and Restated Receivables Purchase Agreement, dated as of June 1, 2021 (the “Receivables Amendment”), by and among WESCO Receivables Corp., WESCO Distribution, Inc., the various purchaser groups from time to time party thereto, and PNC Bank, National Association, as administrator

EXECUTION VERSION THIRD AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT THIS THIRD AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT (this ?Amendment?), dated as of June 1, 2021, is entered into among WESCO RECEIVABLES CORP.

August 6, 2021 10-Q

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-14989 WESCO Inte

August 5, 2021 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 5, 2021 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commissio

August 5, 2021 EX-99.2

1 Second Quarter 2021 Webcast Presentation August 5, 2021 NYSE: WCC 2 Forward-Looking Statements All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities

1 Second Quarter 2021 Webcast Presentation August 5, 2021 NYSE: WCC 2 Forward-Looking Statements All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

August 5, 2021 EX-99.1

WESCO International, Inc. Reports Second Quarter 2021 Results

NEWS RELEASE WESCO International, Inc. / Suite 700, 225 West Station Square Drive / Pittsburgh, PA 15219 WESCO International, Inc. Reports Second Quarter 2021 Results ?Net sales of $4.6 billion, up more than double due to the Anixter merger ?Up 24% YOY on a pro forma basis ?Up 14% sequentially on a reported basis ?Record backlog as of June 30, 2021 ?Operating profit of $218.9 million; operating ma

July 7, 2021 S-8

As filed with the Securities and Exchange Commission on July 7, 2021

As filed with the Securities and Exchange Commission on July 7, 2021 Registration No.

June 28, 2021 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 OR o TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-14989 A. Full title of the plan and

June 2, 2021 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 1, 2021 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

May 28, 2021 EX-10.2

Form of WESCO International, Inc. 2021 Omnibus Incentive Plan Restricted Stock Unit Award Agreement (for employees)

Exhibit 10.2 WESCO INTERNATIONAL, INC. 2021 OMNIBUS INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD AGREEMENT This Restricted Stock Unit Award Agreement (this ?Award Agreement?) evidences an Award of Restricted Stock Units by WESCO International, Inc., a Delaware corporation (the ?Company?) under the WESCO International, Inc. 2021 Omnibus Incentive Plan (the ?Plan?). Capitalized terms not defined in th

May 28, 2021 EX-10.4

Form of WESCO International, Inc. 2021 Omnibus Incentive Plan Stock Appreciation Right Award Agreement

Exhibit 10.4 WESCO INTERNATIONAL, INC. 2021 OMNIBUS INCENTIVE PLAN STOCK APPRECIATION RIGHT AWARD AGREEMENT This Stock Appreciation Right Award Agreement (this ?Award Agreement?) evidences an Award of Stock Appreciation Rights by WESCO International, Inc., a Delaware corporation (the ?Company?) under the WESCO International, Inc. 2021 Omnibus Incentive Plan (the ?Plan?). Capitalized terms not defi

May 28, 2021 EX-10.3

Form of WESCO International, Inc. 2021 Omnibus Incentive Plan Restricted Stock Unit Award Agreement (for non-employee directors)

Exhibit 10.3 WESCO INTERNATIONAL, INC. 2021 OMNIBUS INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD AGREEMENT NON-EMPLOYEE DIRECTORS This Restricted Stock Unit Award Agreement (this ?Award Agreement?) evidences an Award of Restricted Stock Units by WESCO International, Inc., a Delaware corporation (the ?Company?) under the WESCO International, Inc. 2021 Omnibus Incentive Plan (the ?Plan?). Capitalized

May 28, 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, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 27, 2021 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

May 28, 2021 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation or organization) (Commission File Number) (IRS Employer Identification No.) 225 West Station Square Drive Suite 700 Pittsburgh, Penns

May 28, 2021 EX-1.01

Exhibit 1.01 – Conflict Minerals Report for the calendar year ended December 31, 2020.

Exhibit 1.01 WESCO International, Inc. Conflict Minerals Report For the Reporting Period Ending December 31, 2020 WESCO International, Inc. and its subsidiaries, including WESCO Distribution, Inc. and Anixter Inc., are collectively referred to as ?WESCO? and sometimes referred to in this report as ?we,? ?our,? ?us,? or ?ourselves.? Forward-Looking Statements This document contains forward-looking

May 7, 2021 EX-10.2

Second Amendment to Fifth Amended and Restated Receivables Purchase Agreement

EXECUTION VERSION SECOND AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT THIS SECOND AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT (this ?Amendment?), dated as of March 8, 2021, is entered into among WESCO RECEIVABLES CORP.

May 7, 2021 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 or ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-14989 WESCO Int

May 7, 2021 EX-10.1

Agreement, dated May 28, 2020, memorializing terms of employment of Theodore Dosch by WESCO International, Inc.

Christine Wolf SVP & Chief Human Resources Officer Phone: 412-454-2376 Email: cwolf@wesco.

May 6, 2021 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 6, 2021 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission F

May 6, 2021 EX-99.1

WESCO International, Inc. Reports First Quarter 2021 Results

NEWS RELEASE WESCO International, Inc. / Suite 700, 225 West Station Square Drive / Pittsburgh, PA 15219 WESCO International, Inc. Reports First Quarter 2021 Results First quarter summary: ?Net sales of $4.0 billion, up more than double due to the Anixter merger ?Up 3.2% on a pro forma workday-adjusted basis ?Operating profit of $133.3 million; operating margin of 3.3% ?Gross margin of 20.1%, up 1

May 6, 2021 EX-99.2

1 First Quarter 2021 Webcast Presentation May 6, 2021 NYSE: WCC 2 Forward-Looking Statements All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Liti

1 First Quarter 2021 Webcast Presentation May 6, 2021 NYSE: WCC 2 Forward-Looking Statements All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

April 12, 2021 DEF 14A

WESCO International, Inc. 2021 Omnibus Incentive Plan

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

April 12, 2021 DEFA14A

- DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 SCHEDULE 14A (RULE 14a-101) SCHEDULE 14A INFORMATION Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.

April 5, 2021 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 5, 2021 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

March 1, 2021 EX-10.40

First Amendment to Fourth Amended and Restated Credit Agreement, dated as of December 14, 2020, among WESCO Distribution, the other U.S. borrowers party thereto, WESCO Distribution Canada LP, the other Canadian borrowers party thereto, WESCO, the lenders party thereto and Barclays Bank PLC, as administrative agent.

Execution Version FIRST AMENDMENT TO FOURTH AMENDED AND RESTATED CREDIT AGREEMENT FIRST AMENDMENT TO FOURTH AMENDED AND RESTATED CREDIT AGREEMENT, dated as of December 14, 2020 (this ?Amendment?), among WESCO DISTRIBUTION, INC.

March 1, 2021 EX-21.1

Subsidiaries of WESCO International, Inc.

Exhibit 21.1 SUBSIDIARIES OF WESCO INTERNATIONAL, INC. Company Name Jurisdiction of Incorporation 1502218 Alberta Ltd. Alberta Accu-Tech Corporation Georgia ALLNET Technologies Pty. Ltd. Australia Anixter Inc. Delaware Anixter Argentina S.A. Argentina Anixter Asia Holdings Limited Hong Kong Anixter Australia Pty. Ltd. Australia Anixter Austria GmbH Austria Anixter Bahamas Limited Bahamas Anixter (

March 1, 2021 EX-4.11

Description of WESCO International, Inc.’s securities

Exhibit 4.11 DESCRIPTION OF WESCO?S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 The following description of the material terms of WESCO capital stock is a summary only and is not a complete description of such terms. For a complete description of the terms and provisions of the Company?s capital stock, refer to WESCO?s restated certificate of incorporation,

March 1, 2021 10-K

Annual Report - FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 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 001-14989 WESCO Internati

March 1, 2021 EX-10.41

First Amendment to Fifth Amended and Restated Receivables Purchase Agreement, dated December 14, 2020 (the “Receivables Amendment”), by and among WESCO Receivables Corp., WESCO Distribution, the various purchaser groups from time to time party thereto and PNC Bank, National Association, as administrator.

EXECUTION VERSION FIRST AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT THIS FIRST AMENDMENT TO FIFTH AMENDED AND RESTATED RECEIVABLES PURCHASE AGREEMENT (this ?Amendment?), dated as of December 14, 2020, is entered into among WESCO RECEIVABLES CORP.

February 12, 2021 SC 13G/A

SCHEDULE 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4 )* WESCO International Inc (Name of Issuer) Common Stock (Title of Class of Securities) 95082P105 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which thi

February 12, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 7)* WESCO INTERNATIONAL INC (Name of Issuer) Common Stock (Title of Class of Securities) 95082P105 (CUSIP Nu

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 7)* WESCO INTERNATIONAL INC (Name of Issuer) Common Stock (Title of Class of Securities) 95082P105 (CUSIP Number) December 31, 2020 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this

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.: 9)*

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 9)* Name of issuer: WESCO International Inc. Title of Class of Securities: Common Stock CUSIP Number: 95082P105 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 fil

February 9, 2021 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 9, 2021 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commiss

February 9, 2021 EX-99.2

1 Fourth Quarter 2020 Webcast Presentation February 9, 2021 NYSE: WCC 2 Forward-Looking Statements All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securitie

wcc-4q2020slides 1 Fourth Quarter 2020 Webcast Presentation February 9, 2021 NYSE: WCC 2 Forward-Looking Statements All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

February 9, 2021 EX-99.1

WESCO International, Inc. Reports Fourth Quarter and Full Year 2020 Results

EX-99.1 2 wcc-4q2020earnings.htm NEWS RELEASE NEWS RELEASE WESCO International, Inc. / Suite 700, 225 West Station Square Drive / Pittsburgh, PA 15219 WESCO International, Inc. Reports Fourth Quarter and Full Year 2020 Results Fourth quarter summary: •Net sales of $4.1 billion, up 97% due to the Anixter merger •Operating profit of $93 million; operating margin of 2.2% –Adjusted operating profit of

December 15, 2020 8-K

Entry into a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Other Events - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): December 15, 2020 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commis

December 11, 2020 CORRESP

David S. Schulz Executive Vice President and Chief Financial Officer Phone: 412.454.2392 E-mail: [email protected]

David S. Schulz Executive Vice President and Chief Financial Officer Phone: 412.454.2392 E-mail: [email protected] SUBMITTTED VIA EDGAR December 11, 2020 Robert Shapiro, Branch Chief Division of Corporation Finance United States Securities and Exchange Commission One Station Place 100 F Street, N.E. Washington, DC 20549-6010 Re: WESCO International, Inc. Form 10-K for the Fiscal Year Ended Dec

November 9, 2020 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2020 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: 001-14989 WESCO

November 5, 2020 EX-99.2

Third Quarter 2020 Webcast Presentation November 5, 2020 1 Forward-Looking Statements All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation

wcc-3q2020slides Third Quarter 2020 Webcast Presentation November 5, 2020 1 Forward-Looking Statements All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

November 5, 2020 EX-99.1

WESCO International, Inc. Reports Third Quarter 2020 Results

NEWS RELEASE WESCO International, Inc. / Suite 700, 225 West Station Square Drive / Pittsburgh, PA 15219 WESCO International, Inc. Reports Third Quarter 2020 Results Third quarter summary: •Net sales of $4.1 billion, up 93% due to the Anixter merger •Operating profit of $178.1 million; operating margin of 4.3% –Adjusted operating profit of $200.5 million; adjusted operating margin of 4.8% •Earning

November 5, 2020 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 5, 2020 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commiss

November 4, 2020 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 4, 2020 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commiss

November 4, 2020 EX-99.1

WESCO International, Inc. Combined Financial Information (Unaudited) Q1 2019 WESCO - Reported Results by Segment Anixter - Adjusted Results by Segment Combined WESCO + Anixter Results by Segment EES CSS UBS Corporate Total EES CSS UBS Corporate Total

combinedfinancials WESCO International, Inc. Combined Financial Information (Unaudited) Q1 2019 WESCO - Reported Results by Segment Anixter - Adjusted Results by Segment Combined WESCO + Anixter Results by Segment EES CSS UBS Corporate Total EES CSS UBS Corporate Total EES CSS UBS Corporate Total Net sales $ 1,133.0 $ 209.3 $ 619.0 $ - $ 1,961.3 $ 566.0 $ 1,112.5 $ 430.0 $ - $ 2,108.5 $ 1,699.0 $

October 5, 2020 RW

- RW

WESCO International, Inc. 225 West Station Square Drive, Suite 700 Pittsburgh, Pennsylvania 15219 October 5, 2020 Via EDGAR U.S. Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549 Re: WESCO International, Inc. Registration Statement on Form S-8 (File No. 333-249127) Form RW - Application for Withdrawal Ladies and Gentlemen: On September 28,

October 5, 2020 RW

- RW

WESCO International, Inc. 225 West Station Square Drive, Suite 700 Pittsburgh, Pennsylvania 15219 October 5, 2020 Via EDGAR U.S. Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.E. Washington, D.C. 20549 Re: WESCO International, Inc. Registration Statement on Form S-8 (File No. 333-249126) Form RW - Application for Withdrawal Ladies and Gentlemen: On September 28,

September 28, 2020 S-8

- S-8

As filed with the Securities and Exchange Commission on September 28, 2020 Registration No.

September 28, 2020 S-8

- S-8

As filed with the Securities and Exchange Commission on September 28, 2020 Registration No.

September 28, 2020 S-8

- S-8

As filed with the Securities and Exchange Commission on September 28, 2020 Registration No.

September 15, 2020 EX-99.1

WESCO International 2020 RBC Capital Markets Global Industrials Conference 1 Forward-Looking Statements All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Secu

wcc-ex99120200915 WESCO International 2020 RBC Capital Markets Global Industrials Conference 1 Forward-Looking Statements All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

September 15, 2020 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 15, 2020 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commi

August 21, 2020 EX-99.3

UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL INFORMATION

Exhibit 99.3 UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL INFORMATION The following unaudited pro forma condensed combined financial information presents the unaudited pro forma condensed combined statements of operations for the fiscal year ended December 31, 2019 and for the six months ended June 30, 2020. The unaudited pro forma condensed combined financial information includes the historic

August 21, 2020 8-K/A

Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report: June 22, 2020 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission File Number) (IRS Employer Iden

August 18, 2020 EX-10.2

Agreement, dated June 22, 2020, memorializing terms of employment of Nelson Squires by WESCO International, Inc.

Christine A. Wolf Executive Vice President & Chief Human Resources Officer Phone: 412-454-2376 Email: [email protected] June 22, 2020 Nelson Squires c/o WESCO International, Inc. 225 West Station Square Drive Suite 700 Pittsburgh, Pennsylvania 15219 Dear Nelson: We are very excited about the transformational combination of WESCO International, Inc. (the “Company”) and Anixter International Inc. (“An

August 18, 2020 EX-10.1

Agreement, dated June 22, 2020, memorializing terms of employment of David Schulz by WESCO International, Inc.

Christine A. Wolf Executive Vice President & Chief Human Resources Officer Phone: 412-454-2376 Email: [email protected] June 22, 2020 David Schulz c/o WESCO International, Inc. 225 West Station Square Drive Suite 700 Pittsburgh, Pennsylvania 15219 Dear Dave: We are very excited about the transformational combination of WESCO International, Inc. (the “Company”) and Anixter International Inc. (“Anixte

August 18, 2020 EX-10.3

Agreement, dated June 22, 2020, memorializing terms of employment of Christine Wolf by WESCO International, Inc.

John J. Engel Chairman, President & Chief Executive Officer Phone: 412-454-2490 Email: [email protected] June 22, 2020 Christine Wolf c/o WESCO International, Inc. 225 West Station Square Drive Suite 700 Pittsburgh, Pennsylvania 15219 Dear Chris: We are very excited about the transformational combination of WESCO International, Inc. (the “Company”) and Anixter International Inc. (“Anixter”). It pre

August 18, 2020 EX-10.4

Agreement, dated June 22, 2020, memorializing terms of employment of Diane Lazzaris by WESCO International, Inc.

Christine A. Wolf Executive Vice President & Chief Human Resources Officer Phone: 412-454-2376 Email: [email protected] June 22, 2020 Diane Lazzaris c/o WESCO International, Inc. 225 West Station Square Drive Suite 700 Pittsburgh, Pennsylvania 15219 Dear Diane: We are very excited about the transformational combination of WESCO International, Inc. (the “Company”) and Anixter International Inc. (“Ani

August 18, 2020 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2020 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: 001-14989 WESCO Inte

August 13, 2020 EX-99.2

Second Quarter 2020 Webcast Presentation August 13, 2020 1 Forward-Looking Statements All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation

wcc-2q2020slides Second Quarter 2020 Webcast Presentation August 13, 2020 1 Forward-Looking Statements All statements made herein that are not historical facts should be considered as forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995.

August 13, 2020 EX-99.1

WESCO International, Inc. Reports Second Quarter 2020 Results

NEWS RELEASE WESCO International, Inc. / Suite 700, 225 West Station Square Drive / Pittsburgh, PA 15219 WESCO International, Inc. Reports Second Quarter 2020 Results Second quarter summary: •Anixter merger completed on June 22, 2020 •Consolidated net sales of $2.1 billion, down 2.9% versus prior year –Organic sales down 12.3% •Operating profit of $15.3 million, including $73.3 million of merger-r

August 13, 2020 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 13, 2020 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commissi

August 6, 2020 EX-99.1

WESCO Announces Agreement with Canadian Competition Bureau

NEWS RELEASE WESCO International, Inc. / Suite 700, 225 West Station Square Drive / Pittsburgh, PA 15219 WESCO Announces Agreement with Canadian Competition Bureau PITTSBURGH, August 6, 2020 /Business Wire/ - WESCO International, Inc. (NYSE: WCC) today announced that it has reached a Consent Agreement with the Competition Bureau of Canada (“Bureau”) regarding its merger with Anixter International.

August 6, 2020 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 6, 2020 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commissio

July 24, 2020 EX-99.1

NOTICE

NOTICE On December 13, 2019, plaintiff filed an action in the Delaware Court of Chancery titled Teamsters Union No.

July 24, 2020 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 24, 2020 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

July 17, 2020 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Material Modification to Rights of Security Holders, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 17, 2020 WESCO International, Inc. (Exact name of registrant as specified in its charter) Delaware 001-14989 25-1723342 (State or other jurisdiction of incorporation) (Commission

July 17, 2020 8-A12B

- 8-A12B

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES Pursuant to Section 12(b) or (g) of the Securities Exchange Act of 1934 WESCO International, Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 25-1723342 (State of Incorporation or Organization) (IRS Employer Identification Number) 225 West Station Square Drive Su

July 17, 2020 EX-99.1

WESCO INTERNATIONAL, INC. ADOPTS STOCKHOLDER RIGHTS PLAN

Exhibit 99.1 NEWS RELEASE WESCO International, Inc. / Suite 700, 225 West Station Square Drive / Pittsburgh, PA 15219 WESCO INTERNATIONAL, INC. ADOPTS STOCKHOLDER RIGHTS PLAN PITTSBURGH, July 17, 2020 — The Board of Directors of WESCO International, Inc. (NYSE: WCC) today adopted a stockholder rights plan and declared a dividend distribution of one preferred share purchase right on each outstandin

July 17, 2020 EX-3.1

Certificate of Designations of Series B Junior Participating Preferred Stock of WESCO International, Inc.

Exhibit 3.1 CERTIFICATE OF DESIGNATIONS of SERIES B JUNIOR PARTICIPATING PREFERRED STOCK of WESCO INTERNATIONAL, INC. (Pursuant to Section 151 of the Delaware General Corporation Law) WESCO International, Inc., a corporation organized and existing under the General Corporation Law of the State of Delaware (hereinafter called the “Corporation”), hereby certifies that the following resolution was ad

July 17, 2020 EX-4.1

Rights Agreement, dated as of July 17, 2020, between WESCO International, Inc. and Computershare Trust Company, N.A., as rights agent, which includes the form of Certificate of Designations as Exhibit A, the form of Right Certificate as Exhibit B and the Summary of Rights to Purchase Preferred Shares as Exhibit C

Exhibit 4.1 WESCO INTERNATIONAL, INC. and COMPUTERSHARE TRUST COMPANY, N.A. Rights Agreement Dated as of July 17, 2020 TABLE OF CONTENTS Page Section 1. Definitions 1 Section 2. Appointment of Rights Agent 10 Section 3. Issue of Right Certificates 11 Section 4. Form of Right Certificates 14 Section 5. Countersignature and Registration 15 Section 6. Transfer, Split Up, Combination and Exchange of R

July 16, 2020 NT 10-Q

- NT 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 SEC FILE NUMBER: 001-14989 CUSIP NUMBER: 95082P105 NOTIFICATION OF LATE FILING (Check One) ☐ Form 10-K ☐ Form 20-F ☐ Form 11-K ☒ Form 10-Q ☐ Form 10-D ☐ Form N-SAR ☐ Form N-CSR For Period Ended: June 30, 2020 ☐ Transition Report on Form 10-K ☐ Transition Report on Form 20-F ☐ Transition Report on Form 11-K ☐ Transi

July 14, 2020 EX-99.1

JOINT FILING AGREEMENT

EX-99.1 Exhibit 99.1 JOINT FILING AGREEMENT In accordance with Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned agree as follows: (i) Each party executing this joint filing agreement (the “Agreement”) is individually eligible to use the Schedule 13G to which this Exhibit is attached (the “13G”) and the 13G, including amendments thereto, is filed o

July 14, 2020 SC 13G

WCC / Wesco International, Inc. / Green Equity Investors Vii, L.p. - SC 13G Passive Investment

SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G (Rule 13d-102) Under the Securities Exchange Act of 1934 (Amendment No. )* WESCO International, Inc. (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 95082P105 (CUSIP Number) July 5, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box

July 14, 2020 EX-24.1

POWER OF ATTORNEY

EX-24.1 Exhibit 24.1 POWER OF ATTORNEY Know all by these presents, that each of the undersigned hereby constitutes and appoints each of Cody L. Franklin, Andrew C. Goldberg, and Lance J.T. Schumacher, signing singly, as the undersigned’s true and lawful attorney-in-fact to: (1) execute for and on behalf of the undersigned, in the undersigned’s capacity as an officer, director, or beneficial owner

June 26, 2020 11-K

- 11-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 11-K (Mark One) þ ANNUAL REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 OR o TRANSITION REPORT PURSUANT TO SECTION 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 1-14989 A. Full title of the plan and

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