Waste Connections, Inc.

WCN·NYSE·$153.68Share Price as of 11/2·$39BMarket Cap as of 11/2

Financials

10-QQ3 ended 09/30/2610/22/26 10-QQ2 ended 06/30/2607/23/26 10-QQ1 ended 03/31/2604/23/26 10-KFY 202502/12/26 10-QQ3 ended 09/30/2510/22/25

Disclosures

8-KCurrent report10/21/26 8-KCurrent report08/07/26 8-KCurrent report08/04/26 8-KCurrent report07/28/26 8-KCurrent report07/22/26

Prospectuses and Registrations

424B5Prospectus supplement07/29/26 FWPFree writing prospectus07/28/26 424B5Prospectus supplement07/27/26 424B5Prospectus supplement03/09/26 424B5Prospectus supplement03/05/26

Proxies

DEFA14AAdditional proxy materials04/23/26 DEF 14ADefinitive proxy04/02/26 DEFA14AAdditional proxy materials04/02/26 DEF 14ADefinitive proxy04/04/25 DEFA14AAdditional proxy materials04/04/25

Ownership

144Proposed sale of securities10/29/26 Form 4Insider transaction10/29/26 Form 4Insider transaction10/28/26 144Proposed sale of securities10/27/26 Form 4Insider transaction08/21/26

Other

ARSAnnual report to shareholders04/02/26 UPLOADLetter from the SEC09/30/25 CORRESPCorrespondence with the SEC09/19/25 UPLOADLetter from the SEC09/08/25 8-A12B8-A12B06/17/25