WM: 10-Q financial filing

Waste Management, Inc_June 30, 2026 ​ ​ 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, 2026 ​ ​ 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 1-12154 ​ Waste Management, Inc . (Exact name of registrant as specified in its charter) ​ ​ ​ Delaware 73-1309529 (State or other jurisdiction of (I.R.S. Employer incorporation or organization) Identification No.) ​ 800 Capitol Street Suite 3000 Houston , Texas 77002 (Address of principal executive offices) ​ ( 713 ) 512-6200 (Registrant’s telephone number, including area code) ​ Securities registered pursuant to Section 12(b) of the Act: ​ Title of Each Class ​ ​ ​ Trading Symbol ​ ​ ​ Name of Each Exchange on Which Registered Common Stock , $0.01 par value ​ WM ​ New York Stock Exchange ​ Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes ☑ No ☐ ​ Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). Yes ☑ No ☐ ​ Indicate by check mark whether the registrant is a large accelerated filer, an accelera