BROWN BROTHERS HARRIMAN & CO

Position in WM — Waste Management Inc

CIK 14661 NEW YORK, NY

Back to WM Full portfolio

Position in WM

as of Mar 31, 2026 · filed May 14, 2026 Compact

Position Value

$379,207,500

+$16,653,703 QoQ

Shares Held

1,650,235

+0.0% QoQ

Ownership

0.411%

of shares outstanding

% of Portfolio

2.93%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 97.94926177180827.ToString("F0")% Shared 0.ToString("F0")% None 2.0507382281917423.ToString("F0")%

Common Shares in WM Over Time

Shares Held

Position Value (USD)

Position in Waste Management

Industrials · as of Mar 31, 2026

BROWN BROTHERS HARRIMAN & CO holds $453,173,830 across 7 Waste Management names. WM ranks #1 (83.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	WM	Waste Management Inc This page	1,650,235	$379,207,500
2	GFL	GFL Environmental Inc.	1,728,734	$72,122,782
3	RSG	Republic Services, Inc.	7,647	$1,674,845
4	CLH	Clean Harbors Inc	504	$144,511
5	WCN	Waste Connections, Inc.	103	$16,731
6	CWST	Casella Waste Systems Inc	59	$4,681
7	ONT	Onterris, Inc.	127	$2,780

All Filings in WM

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$379,207,500	1,650,235	+0.0%	Shares	Sole	2026-05-14
2025-12-31	$362,553,797	1,650,147	-1.5%	Shares	Sole	2026-02-12
2025-09-30	$369,774,755	1,674,477	-1.6%	Shares	Sole	2025-11-13
2025-06-30	$389,480,928	1,702,128	-16.1%	Shares	Sole	2025-08-11
2025-03-31	$469,602,060	2,028,431	-1.5%	Shares	Sole	2025-05-14
2024-12-31	$415,384,311	2,058,498	-2.2%	Shares	Sole	2025-02-12
2024-09-30	$436,990,318	2,104,963	-1.2%	Shares	Sole	2024-11-13
2024-06-30	$454,524,283	2,130,516	-1.9%	Shares	Sole	2024-08-09
2024-03-31	$462,847,551	2,171,464	-1.5%	Shares	Sole	2024-05-10
2023-12-31	$394,719,564	2,203,906	-0.7%	Shares	Sole	2024-02-12
2023-09-30	$338,253,384	2,218,928	-1.8%	Shares	Sole	2023-11-13
2023-06-30	$391,715,719	2,258,769	-2.0%	Shares	Sole	2023-08-07
2023-03-31	$376,270,183	2,306,001	+9.5%	Shares	Sole	2023-05-11
2022-12-31	$330,340,804	2,105,691	-1.5%	Shares	Sole	2023-02-09
2022-09-30	$342,571,595	2,138,266	+10.8%	Shares	Sole	2022-11-14
2022-06-30	$295,257,978	1,930,043	-0.9%	Shares	Sole	2022-08-11
2022-03-31	$308,624,701	1,947,159	+1.6%	Shares	Sole	2022-05-13
2021-12-31	$319,749,523	1,915,815	-0.8%	Shares	Sole	2022-02-14
2021-09-30	$288,534,693	1,931,807	-1.3%	Shares	Sole	2021-11-15
2021-06-30	$274,214,605	1,957,138	-1.2%	Shares	Sole	2021-08-13
2021-03-31	$255,617,004	1,981,220	+3.3%	Shares	Sole	2021-05-13
2020-12-31	$226,195,046	1,918,045	-24.2%	Shares	Sole	2021-02-16
2020-09-30	$286,429,648	2,530,968	-5.4%	Shares	Sole	2020-11-16
2020-06-30	$283,502,323	2,676,823	+0.5%	Shares	Sole	2020-08-13
2020-03-31	$246,499,127	2,663,128	—	Shares	Sole	2020-05-15
No filing history on record for this holder in this stock.