1 unchanged sentence
Rule 10b5-1 Trading Plans.
−Removed: During the quarter ended September 30, 2025, none of our directors or officers adopted or terminated a " Rule 10b5-1 trading arrangement" or " non-Rule 10b5-1 trading arrangement," as each term is defined in Item 408 of Regulation S-K.
+Added: During the quarter ended March 31, 2026, none of our directors or officers adopted or terminated a " Rule 10b5-1 trading arrangement" or " non-Rule 10b5-1 trading arrangement," as each term is defined in Item 408 of Regulation S-K.
Description of Exhibits
3 unchanged sentences
1 of the Registrant (incorporated by reference to Exhibit 3.3 of the Registrant’s Form 8-K filed on June 7, 2016)
−Removed: Separation Benefits Plan Participation Letter Agreement by and between Waste Connections US, Inc.
−Removed: and Darrell Chambliss, effective July 28, 2025 (incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed with the SEC on July 30, 2025)
−Removed: Separation Benefits Plan Participation Letter Agreement by and between Waste Connections US, Inc.
−Removed: and Jason Craft, effective August 9, 2025 (incorporated by reference to Exhibit 10.1 to the Company’s Current Report on Form 8-K filed with the SEC on August 5, 2025)
+Added: Eleventh Supplemental Indenture, dated as of March 16, 2026, by and between Waste Connections, Inc.
+Added: Bank Trust Company, National Association, as trustee (incorporated by reference to Exhibit 4.2 of the Registrant’s Form 8-K filed on March 16, 2026)
Certification of Principal Executive Officer pursuant to Exchange Act Rules 13a-14(a)/15d-14(a)
11 unchanged sentences
WASTE CONNECTIONS, INC.
−Removed: October 22, 2025
+Added: April 23, 2026
/s/ Ronald J.
President and Chief Executive Officer
−Removed: October 22, 2025
+Added: April 23, 2026
/s/ Mary Anne Whitney
2 unchanged sentences
Compared sentence by sentence after normalising whitespace, quotation marks, case and digits, so re-formatting and restated figures do not read as changed language. Wording changes appear as one removal and one addition. The current filing and the prior one are authoritative.