Sec Form 4 Filing - TREVATHAN JAMES E JR @ WASTE MANAGEMENT INC - 2015-11-09

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person TREVATHAN JAMES E JR 2. Issuer Name and Ticker or Trading Symbol WASTE MANAGEMENT INC [ WM] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner X __ Officer (give title below) _____ Other (specify below) Executive Vice President (Last) (First) (Middle) 1001 FANNIN, SUITE 4000 3. Date of Earliest Transaction (MM/DD/YY) 11/09/2015 (Street) HOUSTON, TX77002 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) __ X __ Form filed by One Reporting Person _____ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 11/09/2015 M 150,000 A $ 37.585 351,034.4092 D Common Stock 11/09/2015 M 108,153 A $ 37.185 459,187.4092 D Common Stock 11/09/2015 M 51,657 A $ 33.49 510,844.4092 D Common Stock 11/09/2015 M 38,935 A $ 34.935 549,779.4092 D Common Stock 11/09/2015 M 29,454 A $ 36.885 579,233.4092 D Common Stock 11/09/2015 S 308,198 D $ 53.7944 ( 1 ) 271,035.4092 D Common Stock 11/10/2015 M 931 A $ 37.185 271,966.4092 D Common Stock 11/10/2015 S 785 D $ 53.7532 271,181.4092 D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares Stock Option (Right to Buy) ( 2 ) $ 36.885 11/09/2015 M 29,454 03/08/2014 03/08/2023 Common Stock 29,454 $ 36.885 29,457 D Stock Option (Right to Buy) ( 2 ) $ 33.49 11/09/2015 M 51,657 03/09/2011 03/09/2020 Common Stock 51,657 $ 33.49 0 D Stock Option (Right to Buy) ( 2 ) $ 37.185 11/09/2015 M 108,153 03/09/2012 03/09/2021 Common Stock 108,153 $ 37.185 931 D Stock Option (Right to Buy) ( 2 ) $ 34.935 11/09/2015 M 38,935 03/09/2013 03/09/2022 Common Stock 38,935 $ 34.935 0 D Stock Option (Right to Buy) ( 2 ) $ 37.585 11/09/2015 M 150,000 07/05/2012 07/05/2021 Common Stock 150,000 $ 37.585 0 D Stock Option (Right to Buy) ( 2 ) $ 37.185 11/10/2015 M 931 03/09/2012 03/09/2021 Common Stock 931 $ 37.185 0 D

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other TREVATHAN JAMES E JR 1001 FANNIN, SUITE 4000 HOUSTON, TX77002 Executive Vice President Signatures Debra Woods, Attorney-in-fact 11/12/2015 Signature of Reporting Person Date

Explanation of Responses:

( 1 )This transaction was executed in multiple trades at prices ranging from $53.51 to $54.13. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. ( 2 )Stock option granted pursuant to Waste Management, Inc. 2009 Stock Incentive Plan. The stock option vests 25% on the first and second anniversary of the date of grant with the remaining 50% on the third anniversary of the date of grant.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instr uction 4(b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

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