Page 1

Table of Contents 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 AND EXCHANGE ACT OF 1934 For the fiscal year ended December 31 , 2020 0 OR TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES AND EXCHANGE ACT OF 1934 For the transition period from Delaware ( State or other jurisdiction of incorporation or organization ) Waste Management , Inc. ( Exact name of registrant as specified in its charter ) to Commission file number 1-12154 800 Capitol Street Houston , Texas ( Address of principal executive offices ) Large accelerated filer Non - accelerated filer Registrant's telephone number , including area code : ( 713 ) 512-6200 Securities registered pursuant to Section 12 ( b ) of the Act : Trading Symbol WM Title of Each Class Common Stock , $ 0.01 par value Indicate by check mark if the registrant is a well - known seasoned issuer , as defined by Rule 405 of the Securities Act . Yes No Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15 ( d ) of the Act . Yes No 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 M 73-1309529 ( I.R.S. Employer Identification No. ) 77002 ( Zip code ) Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulations S - T ( § 232.405 of this chapter ) during the preceding 12 months ( or for such shorter period that the registrant was required to submit and post such files ) . Yes No Indicate by check mark whether the registrant is a large accelerated filer , an accelerated filer , a non - accelerated filer , smaller reporting company or an emerging growth company . See the definitions of “ large accelerated filer , ” “ accelerated filer , ” “ smaller reporting company ” and “ emerging growth company " in Rule 12b - 2 of the Exchange Act . Name of Each Exchange on Which Registered New York Stock Exchange Document Proxy Statement for the 2021 Annual Meeting of Stockholders If an emerging growth company , indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13 ( a ) of the Exchange Act . Accelerated filer Smaller reporting company Emerging growth company Indicate by check mark whether the registrant has filed a report on and attestation to its management's assessment of the effectiveness of its internal control over financial reporting under Section 404 ( b ) of the Sarbanes - Oxley Act ( 15 U.S.C. 7262 ( b ) ) by the registered public accounting firm that prepared or issued its audit report . Indicate by check mark whether the registrant is a shell company ( as defined in Rule 12b - 2 of the Act ) . Yes No The aggregate market value of the voting stock held by non - affiliates of the registrant as of June 30 , 2020 was approximately $ 44.7 billion . The aggregate market value was computed by using the closing price of the common stock as of that date on the New York Stock Exchange ( " NYSE " ) . ( For purposes of calculating this amount only , all directors and executive officers of the registrant have been treated as affiliates . ) The number of shares of Common Stock , $ 0.01 par value , of the registrant outstanding as of February 12 , 2021 was 423,152,948 ( excluding treasury shares of 207,129,513 ) . DOCUMENTS INCORPORATED BY REFERENCE Incorporated as to Part III