LOOMIS SAYLES & CO L P

Position in CLH — Clean Harbors Inc

CIK 312348 BOSTON, MA

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Position in CLH

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

Position Value

$21,442,529

+$3,656,988 QoQ

Shares Held

74,783

-1.4% QoQ

Ownership

0.142%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 49.51927577123143.ToString("F0")% Shared 0.ToString("F0")% None 50.48072422876857.ToString("F0")%

Common Shares in CLH Over Time

Shares Held

Position Value (USD)

Position in Waste Management

Industrials · as of Mar 31, 2026

LOOMIS SAYLES & CO L P holds $80,916,702 across 4 Waste Management names. CLH ranks #2 (26.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CWST	Casella Waste Systems Inc	608,654	$48,290,607
2	CLH	Clean Harbors Inc This page	74,783	$21,442,529
3	GFL	GFL Environmental Inc.	267,385	$11,155,302
4	WM	Waste Management Inc	123	$28,264

All Filings in CLH

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$21,442,529	74,783	-1.4%	Shares	Defined	2026-05-14
2025-12-31	$17,785,541	75,851	-38.3%	Shares	Defined	2026-02-12
2025-09-30	$28,560,040	122,987	-7.6%	Shares	Defined	2025-11-13
2025-06-30	$30,763,122	133,070	+3.1%	Shares	Defined	2025-08-13
2025-03-31	$25,432,206	129,032	-0.3%	Shares	Defined	2025-05-14
2024-12-31	$29,787,019	129,430	+2.2%	Shares	Defined	2025-02-12
2024-09-30	$30,597,826	126,589	-11.3%	Shares	Defined	2024-11-13
2024-06-30	$32,266,177	142,676	+1.0%	Shares	Defined	2024-08-13
2024-03-31	$28,445,907	141,304	-22.0%	Shares	Defined	2024-05-14
2023-12-31	$31,614,406	181,161	+23.4%	Shares	Defined	2024-02-13
2023-09-30	$24,567,109	146,792	-4.4%	Shares	Defined	2023-11-09
2023-06-30	$25,250,199	153,562	+13.8%	Shares	Defined	2023-08-11
2023-03-31	$19,235,620	134,930	-1.9%	Shares	Defined	2023-05-15
2022-12-31	$15,695,608	137,536	-2.9%	Shares	Defined	2023-02-10
2022-09-30	$15,573,058	141,599	-5.6%	Shares	Defined	2022-11-14
2022-06-30	$13,144,012	149,926	-0.6%	Shares	Defined	2022-08-05
2022-03-31	$16,839,889	150,841	-5.9%	Shares	Defined	2022-05-13
2021-12-31	$15,990,836	160,277	+0.3%	Shares	Defined	2022-02-14
2021-09-30	$16,601,749	159,832	+13.1%	Shares	Defined	2021-11-12
2021-06-30	$13,160,402	141,297	+3.9%	Shares	Defined	2021-08-13
2021-03-31	$11,433,841	136,020	-1.8%	Shares	Defined	2021-05-17
2020-12-31	$10,538,328	138,480	-4.7%	Shares	Defined	2021-02-12
2020-09-30	$8,139,534	145,271	-1.0%	Shares	Defined	2020-11-12
2020-06-30	$8,804,524	146,791	-0.6%	Shares	Defined	2020-08-14
2020-03-31	$7,582,815	147,698	—	Shares	Defined	2020-05-15
No filing history on record for this holder in this stock.