Wesco International Inc.

WCC·NYSE·$372.95Share Price as of 11/2·$18BMarket Cap as of 11/2

Financials

10-QQ3 ended 09/30/2610/29/26 10-QQ2 ended 06/30/2607/30/26 10-QQ1 ended 03/31/2604/30/26 10-KFY 202502/13/26 10-QQ3 ended 09/30/2510/30/25

Disclosures

8-KCurrent report10/29/26 8-KCurrent report09/21/26 8-KCurrent report07/30/26 8-KCurrent report06/02/26 8-KCurrent report04/30/26

Prospectuses and Registrations

S-8Registration of securities for employees07/07/21 S-8Registration of securities for employees09/28/20 S-8Registration of securities for employees09/28/20 S-8Registration of securities for employees09/28/20 424B3Prospectus03/11/20

Proxies

DEF 14ADefinitive proxy04/17/26 DEFA14AAdditional proxy materials04/17/26 DEF 14ADefinitive proxy04/10/25 DEFA14AAdditional proxy materials04/10/25 PRE 14APreliminary proxy03/27/25

Ownership

SC 13G/ABeneficial ownership (amended)10/27/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26 Form 4Insider transaction10/02/26

Other

11-KEmployee stock purchase plan report06/18/26 SDConflict Minerals disclosure05/26/26 ARSAnnual report to shareholders04/17/26 UPLOADLetter from the SEC09/26/25 CORRESPCorrespondence with the SEC09/16/25