What was the purpose of the 31-share disposition reported by WM executive Kimberly G. Stith?

The 31-share disposition on March 1, 2026 was a tax-withholding transaction. Shares were delivered to satisfy tax liabilities arising from the settlement of a restricted share award under Waste Management’s 2023 Stock Incentive Plan.

Waste Management (WM) HR chief records small stock sale and tax-related share disposal

Filing Impact

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Filing Sentiment

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Form Type

Rhea-AI Filing Summary

Waste Management SVP and Chief HR Officer Kimberly G. Stith reported small sales of company stock linked to equity compensation and taxes. On March 1, she disposed of 31 shares of common stock at $238.21 per share to satisfy tax withholding on a restricted share award granted under the company’s 2023 Stock Incentive Plan. On March 2, she executed an open-market sale of 21 shares at an average price of $243.1284 per share to cover a personal federal income tax obligation under a Rule 10b5-1 trading plan. After these transactions, she directly owned about 4,724 shares of Waste Management common stock.

Insider Trade Summary

Net Seller: 21 shares ($5,106)

Net Sell 2 txns

Insider Stith Kimberly G.

Role SVP - Chief HR Officer

Sold 21 shs ($5K)

Type	Security	Shares	Price	Value
Sale	Common Stock	21	$243.1284	$5K
Tax Withholding	Common Stock	31	$238.21	$7K

Holdings After Transaction: Common Stock — 4,723.715 shares (Direct)

Footnotes (1)

Settlement of restricted share award granted under Waste Management, Inc. 2023 Stock Incentive Plan. Sale of additional shares to cover personal federal income tax obligation pursuant to a Rule 10b5-1 Trading Plan.

Form 4 Insider Transactions: What Each Field Means →

03/03/2026 - 02:11 PM

SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Stith Kimberly G.

(Last)

(First)

(Middle)

800 CAPITOL STREET, SUITE 3000

(Street)

HOUSTON

77002

(City)

(State)

(Zip)

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)
	SVP - Chief HR Officer

3. Date of Earliest Transaction (Month/Day/Year)
03/01/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock⁽¹⁾	03/01/2026		F		31	D	$238.21	4,744.7154	D
Common Stock⁽²⁾	03/02/2026		S		21	D	$243.1284	4,723.7154	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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (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: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Settlement of restricted share award granted under Waste Management, Inc. 2023 Stock Incentive Plan.

2. Sale of additional shares to cover personal federal income tax obligation pursuant to a Rule 10b5-1 Trading Plan.

	Courtney Tippy, Attorney-in-fact	03/03/2026
	** Signature of Reporting Person	Date
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 Instruction 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR

FAQ

What insider transactions did WM executive Kimberly G. Stith report on this Form 4?

Kimberly G. Stith reported two stock disposals: 31 shares on March 1, 2026 and 21 shares on March 2, 2026. Both involved Waste Management common stock and were tied to equity compensation and related tax obligations.

How many Waste Management (WM) shares did Kimberly G. Stith sell in the open market?

She sold 21 shares of Waste Management common stock in an open-market transaction at an average price of $243.1284 per share. The sale was executed to cover a personal federal income tax obligation under a Rule 10b5-1 trading plan.

How many Waste Management (WM) shares does Kimberly G. Stith own after these transactions?

After the reported transactions, Kimberly G. Stith directly owned approximately 4,723.7154 shares of Waste Management common stock. This figure reflects her holdings following both the restricted share tax-withholding disposition and the subsequent open-market sale.

Were Kimberly G. Stith’s Waste Management stock sales made under a Rule 10b5-1 plan?

Yes. The 21-share open-market sale at $243.1284 per share was conducted under a Rule 10b5-1 trading plan. The filing notes the sale covered a personal federal income tax obligation related to her compensation.

What role does Kimberly G. Stith hold at Waste Management (WM)?

Kimberly G. Stith is a senior executive at Waste Management, serving as Senior Vice President and Chief Human Resources Officer. Her Form 4 filing reflects transactions in company common stock associated with her executive compensation and tax obligations.