CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

Pension

Position in CLH — Clean Harbors Inc

CIK 1081019 WEST SACRAMENTO, CA

Position in CLH

as of Mar 31, 2026 · filed May 18, 2026 Compact

Position Value

$16,962,373

+$5,636,989 QoQ

Shares Held

59,158

+22.5% QoQ

Ownership

0.112%

of shares outstanding

% of Portfolio

0.02%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Industrials · as of Mar 31, 2026

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM holds $231,590,405 across 9 Waste Management names. CLH ranks #4 (7.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	WM	Waste Management Inc	464,922	$106,834,426
2	RSG	Republic Services, Inc.	251,568	$55,098,423
3	WCN	Waste Connections, Inc.	282,171	$45,835,857
4	CLH	Clean Harbors Inc This page	59,158	$16,962,373
5	CWST	Casella Waste Systems Inc	74,027	$5,873,302
6	ONT	Onterris, Inc.	29,816	$652,672
7	ABAT	AMERICAN BATTERY TECHNOLOGY Co	115,895	$323,347
8	PESI	Perma Fix Environmental Services Inc	936	$10,005

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$16,962,373	59,158	+22.5%	Shares	Sole	2026-05-18
2025-12-31	$11,325,384	48,300	+1.9%	Shares	Sole	2026-02-17
2025-09-30	$11,007,460	47,401	-0.0%	Shares	Sole	2025-11-14
2025-06-30	$10,959,781	47,408	0.0%	Shares	Sole	2025-08-14
2025-03-31	$9,344,116	47,408	-1.1%	Shares	Sole	2025-05-15
2024-12-31	$11,034,752	47,948	-1.1%	Shares	Sole	2025-03-18
2024-09-30	$11,716,408	48,473	-3.2%	Shares	Sole	2025-04-04
2024-06-30	$11,324,913	50,077	-2.5%	Shares	Sole	2025-04-08
2024-03-31	$10,340,489	51,366	-5.5%	Shares	Sole	2024-05-16
2023-12-31	$9,486,712	54,362	-4.2%	Shares	Sole	2024-02-13
2023-09-30	$9,492,157	56,717	-10.1%	Shares	Sole	2023-11-14
2023-06-30	$10,375,204	63,098	-1.7%	Shares	Sole	2023-08-21
2023-03-31	$9,153,635	64,209	-1.5%	Shares	Sole	2023-05-09
2022-12-31	$7,439,596	65,191	+0.7%	Shares	Sole	2023-02-14
2022-09-30	$7,120,545	64,744	-1.8%	Shares	Sole	2022-11-21
2022-06-30	$5,782,976	65,963	+0.2%	Shares	Sole	2022-08-15
2022-03-31	$7,348,703	65,825	-7.8%	Shares	Sole	2022-05-16
2021-12-31	$7,125,573	71,420	-16.9%	Shares	Sole	2022-02-15
2021-09-30	$8,931,573	85,988	-0.2%	Shares	Sole	2021-11-15
2021-06-30	$8,026,898	86,181	-3.6%	Shares	Sole	2021-08-16
2021-03-31	$7,513,787	89,386	-0.3%	Shares	Sole	2021-05-18
2020-12-31	$6,822,288	89,649	+1.7%	Shares	Sole	2021-02-16
2020-09-30	$4,939,997	88,167	+1.9%	Shares	Sole	2020-11-17
2020-06-30	$5,191,688	86,557	+0.9%	Shares	Sole	2020-08-17
2020-03-31	$4,405,382	85,808	—	Shares	Sole	2020-05-13
No filing history on record for this holder in this stock.