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Clean Harbors Inc

CLH
Exchange
NYSE
Industry
Hazardous Waste Management
SEC CIK
0000822818

In the last 90 days, Clean Harbors Inc insiders filed 0 open-market purchases and 5 sales; 663 institutions reported holding it in 13F filings for Q2 2026, worth $14.8B in total; D1 Capital Partners is the only superinvestor holding it.

13F holders, Q3 2025

Institutional positions in Clean Harbors Inc as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
569
−3 vs. Q2 2025
Shares held
49.8M
+1.28M (+2.6%) vs. Q2 2025
Total value
$11.6B
+$347.6M (+3.1%) vs. Q2 2025
New holders
73
173 more added
Sold out
76
204 more reduced

7 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting CLH on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 569 institutions
Q1 2021: 289 institutionsQ2 2021: 286 institutionsQ3 2021: 309 institutionsQ4 2021: 327 institutionsQ1 2022: 345 institutionsQ2 2022: 337 institutionsQ3 2022: 369 institutionsQ4 2022: 380 institutionsQ1 2023: 405 institutionsQ2 2023: 417 institutionsQ3 2023: 421 institutionsQ4 2023: 450 institutionsQ1 2024: 481 institutionsQ2 2024: 518 institutionsQ3 2024: 572 institutionsQ4 2024: 573 institutionsQ1 2025: 563 institutionsQ2 2025: 579 institutionsQ3 2025: 569 institutionsQ4 2025: 568 institutionsQ1 2026: 626 institutionsQ2 2026: 663 institutions
Value heldQ3 2025: $11.6B
Q1 2021: $4.07BQ2 2021: $4.48BQ3 2021: $5.02BQ4 2021: $4.78BQ1 2022: $5.38BQ2 2022: $4.23BQ3 2022: $5.31BQ4 2022: $5.49BQ1 2023: $6.88BQ2 2023: $8.16BQ3 2023: $8.31BQ4 2023: $8.50BQ1 2024: $9.67BQ2 2024: $10.9BQ3 2024: $11.5BQ4 2024: $11.3BQ1 2025: $9.61BQ2 2025: $11.4BQ3 2025: $11.6BQ4 2025: $12.1BQ1 2026: $14.1BQ2 2026: $14.8B
Institutions holding CLH and their total value by quarter
QuarterHoldersValue
Q2 2026663$14.8B
Q1 2026626$14.1B
Q4 2025568$12.1B
Q3 2025569$11.6B
Q2 2025579$11.4B
Q1 2025563$9.61B
Q4 2024573$11.3B
Q3 2024572$11.5B
Q2 2024518$10.9B
Q1 2024481$9.67B
Q4 2023450$8.50B
Q3 2023421$8.31B
Q2 2023417$8.16B
Q1 2023405$6.88B
Q4 2022380$5.49B
Q3 2022369$5.31B
Q2 2022337$4.23B
Q1 2022345$5.38B
Q4 2021327$4.78B
Q3 2021309$5.02B
Q2 2021286$4.48B
Q1 2021289$4.07B

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Clean Harbors Inc; share changes are against Q2 2025.

Institutions holding CLH in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
True Wealth Design, LLC75$17.4K0.01%+74+7,400.0%Added
Principal Securities, Inc.67$15.6K0.00%−2−2.9%Reduced
Covestor Ltd60$14.0K0.01%−4−6.3%Reduced
DT Investment Partners, LLC60$13.9K0.00%00.0%Unchanged
Creative Financial Designs Inc58$13.5K0.00%00.0%Unchanged
Atlantic Union Bankshares Corp58$13.5K0.00%+58New
IFP Advisors, Inc55$12.8K0.00%+55Added
LRI Investments, LLC54$12.5K0.00%00.0%Unchanged
T. Rowe Price Investment Management, Inc.49$12.0K0.00%+49New
Washington Trust Advisors, Inc.51$11.8K0.00%00.0%Unchanged
JFS Wealth Advisors, LLC47$10.9K0.00%00.0%Unchanged
Itau Unibanco Holding S.A.45$10.4K0.00%00.0%Unchanged
Farmers & Merchants Investments Inc43$9.98K0.00%+1+2.4%Added
Advisory Services Network, LLC42$9.75K0.00%+42New
Parkside Financial Bank & Trust39$9.06K0.00%−1−2.5%Reduced
CVA Family Office, LLC38$8.82K0.00%00.0%Unchanged
Bartlett & Co. Wealth Management LLC35$8.13K0.00%00.0%Unchanged
Medallion Wealth Advisors, LLC30$6.97K0.00%00.0%Unchanged
High Note Wealth, LLC25$5.81K0.00%+1+4.2%Added
Prestige Wealth Management Group LLC24$5.57K0.00%00.0%Unchanged
Princeton Global Asset Management LLC23$5.34K0.00%00.0%Unchanged
TFC Financial Management22$5.11K0.00%00.0%Unchanged
Proffitt & Goodson Inc21$4.88K0.00%+21New
GPS Wealth Strategies Group, LLC20$4.64K0.00%00.0%Unchanged
1620 Investment Advisors, Inc.20$4.64K0.00%00.0%Unchanged
Bogart Wealth, LLC19$4.41K0.00%00.0%Unchanged
Private Trust Co NA18$4.18K0.00%00.0%Unchanged
Fortitude Family Office, LLC17$3.95K0.00%+2+13.3%Added
Larson Financial Group LLC17$3.95K0.00%+9+112.5%Added
Accent Capital Management, LLC16$3.72K0.00%00.0%Unchanged
Mather Group, LLC.16$3.72K0.00%+16New
Ameriflex Group, Inc.16$3.72K0.00%+16New
DiNuzzo Private Wealth, Inc.14$3.39K0.00%00.0%Unchanged
ZRC Wealth Management, LLC14$3.25K0.00%+14New
Salem Investment Counselors Inc13$3.02K0.00%00.0%Unchanged
Oakworth Capital, Inc.12$2.79K0.00%00.0%Unchanged
JPL Wealth Management, LLC12$2.79K0.00%+12New
Rossby Financial, LCC11$2.51K0.00%00.0%Unchanged
Private Wealth Management Group, LLC10$2.32K0.00%00.0%Unchanged
WPG Advisers, LLC10$2.32K0.00%00.0%Unchanged
IMG Wealth Management, Inc.10$2.32K0.00%+10New
SBI Securities Co., Ltd.9$2.09K0.00%−5−35.7%Reduced
Cloud Capital Management, LLC12$2.00K0.00%+12New
Tortoise Investment Management, LLC7$1.63K0.00%+2+40.0%Added
Cromwell Holdings LLC6$1.39K0.00%00.0%Unchanged
Rothschild Investment LLC6$1.39K0.00%+6New
Montag A & Associates Inc5$1.27K0.00%−2−28.6%Reduced
Sachetta, LLC5$1.16K0.00%00.0%Unchanged
Kilter Group LLC5$1.16K0.00%00.0%Unchanged
Activest Wealth Management5$1.16K0.00%00.0%Unchanged
Byrne Asset Management LLC5$1.16K0.00%00.0%Unchanged
Capital Advisors, Ltd. LLC5$1.00K0.00%00.0%Unchanged
Avion Wealth6$1.00K0.00%+4+200.0%Added
Rialto Wealth Management, LLC4$9290.00%+1+33.3%Added
Bay Harbor Wealth Management, LLC4$9280.00%−10−71.4%Reduced
Financial Management Professionals, Inc.3$6970.00%00.0%Unchanged
Bruce G. Allen Investments, LLC3$6970.00%00.0%Unchanged
Bare Financial Services, Inc3$6970.00%00.0%Unchanged
HFM Investment Advisors, LLC3$6970.00%00.0%Unchanged
Greykasell Wealth Strategies, Inc.3$6970.00%+3New
Essential Partners LLC3$6970.00%+3New
ORG Partners LLC3$6960.00%−2−40.0%Reduced
TD Waterhouse Canada Inc.3$6850.00%00.0%Unchanged
Breakwater Investment Management2$4650.00%+2New
AdvisorNet Financial, Inc2$4640.00%00.0%Unchanged
Salomon & Ludwin, LLC2$4570.00%+2New
Cornerstone Planning Group LLC2$4310.00%00.0%Unchanged
Principia Wealth Advisory, LLC1$2320.00%00.0%Unchanged
Ogorek Anthony Joseph2$00.00%00.0%Unchanged
Citadel Advisors LLC0$00.00%−240,240−100.0%Sold out
Adage Capital Partners GP, L.L.C.0$00.00%−150,000−100.0%Sold out
Aperture Investors, LLC0$00.00%−109,259−100.0%Sold out
SG Capital Management LLC0$00.00%−89,771−100.0%Sold out
Edgestream Partners, L.P.0$00.00%−58,706−100.0%Sold out
Lansforsakringar Fondforvaltning AB (publ)0$00.00%−42,720−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−35,949−100.0%Sold out
Arrowstreet Capital, Limited Partnership0$00.00%−20,399−100.0%Sold out
Tribune Investment Group LP0$00.00%−19,000−100.0%Sold out
Squarepoint Ops LLC0$00.00%−17,414−100.0%Sold out
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main0$00.00%−14,643−100.0%Sold out
Point72 Hong Kong Ltd0$00.00%−13,403−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−9,094−100.0%Sold out
Roberts Capital Advisors, LLC0$00.00%−8,057−100.0%Sold out
Atom Investors LP0$00.00%−5,844−100.0%Sold out
D. E. Shaw & Co., Inc.0$00.00%−3,963−100.0%Sold out
Aquatic Capital Management LLC0$00.00%−3,837−100.0%Sold out
Axq Capital, LP0$00.00%−3,819−100.0%Sold out
Aigen Investment Management, LP0$00.00%−3,414−100.0%Sold out
Alamea Verwaltungs GmbH0$00.00%−3,225−100.0%Sold out
Winton Group Ltd0$00.00%−2,900−100.0%Sold out
Illinois Municipal Retirement Fund0$00.00%−2,878−100.0%Sold out
Dynasty Wealth Management, LLC0$00.00%−2,677−100.0%Sold out
Greenland Capital Management LP0$00.00%−2,453−100.0%Sold out
Jump Financial, LLC0$00.00%−2,398−100.0%Sold out
Bridgefront Capital, LLC0$00.00%−2,382−100.0%Sold out
Nomura Holdings Inc0$00.00%−2,314−100.0%Sold out
Outlook Wealth Advisors, LLC0$00.00%−2,250−100.0%Sold out
Point72 (DIFC) Ltd0$00.00%−2,126−100.0%Sold out
Ieq Capital, LLC0$00.00%−2,076−100.0%Sold out
Maven Securities LTD0$00.00%−2,036−100.0%Sold out