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, Q1 2026
Institutional positions in Clean Harbors Inc as of Mar 31, 2026. 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
- 626
- +66 vs. Q4 2025
- Shares held
- 49.3M
- +3.03M (+6.5%) vs. Q4 2025
- Total value
- $14.1B
- +$3.28B (+30.2%) vs. Q4 2025
- New holders
- 115
- 211 more added
- Sold out
- 49
- 197 more reduced
8 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 663 | $14.8B |
| Q1 2026 | 626 | $14.1B |
| Q4 2025 | 568 | $12.1B |
| Q3 2025 | 569 | $11.6B |
| Q2 2025 | 579 | $11.4B |
| Q1 2025 | 563 | $9.61B |
| Q4 2024 | 573 | $11.3B |
| Q3 2024 | 572 | $11.5B |
| Q2 2024 | 518 | $10.9B |
| Q1 2024 | 481 | $9.67B |
| Q4 2023 | 450 | $8.50B |
| Q3 2023 | 421 | $8.31B |
| Q2 2023 | 417 | $8.16B |
| Q1 2023 | 405 | $6.88B |
| Q4 2022 | 380 | $5.49B |
| Q3 2022 | 369 | $5.31B |
| Q2 2022 | 337 | $4.23B |
| Q1 2022 | 345 | $5.38B |
| Q4 2021 | 327 | $4.78B |
| Q3 2021 | 309 | $5.02B |
| Q2 2021 | 286 | $4.48B |
| Q1 2021 | 289 | $4.07B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Clean Harbors Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Capital Advisors, Ltd. LLC | 5 | $1.00K | 0.00% | 00.0% | Unchanged |
| HFM Investment Advisors, LLC | 3 | $860 | 0.00% | 00.0% | Unchanged |
| Financial Management Professionals, Inc. | 3 | $860 | 0.00% | 00.0% | Unchanged |
| Bruce G. Allen Investments, LLC | 3 | $860 | 0.00% | 00.0% | Unchanged |
| Greykasell Wealth Strategies, Inc. | 3 | $860 | 0.00% | 00.0% | Unchanged |
| PEAK6 LLC | 2 | $635 | 0.00% | +2 | New |
| Quaker Wealth Management, LLC | 2 | $574 | 0.00% | 00.0% | Unchanged |
| Rachor Investment Advisory Services, LLC | 2 | $574 | 0.00% | 00.0% | Unchanged |
| Crewe Advisors LLC | 2 | $574 | 0.00% | +2 | New |
| AdvisorNet Financial, Inc | 2 | $573 | 0.00% | 00.0% | Unchanged |
| Wall Street Financial Group, Inc. | 2 | $573 | 0.00% | +2 | New |
| Curio Wealth, LLC | 2 | $573 | 0.00% | +2 | New |
| Hughes Financial Services, LLC | 2 | $573 | 0.00% | +2 | New |
| Cornerstone Financial Management LLC | 2 | $573 | 0.00% | +2 | New |
| Essential Partners LLC | 2 | $573 | 0.00% | +2 | New |
| TD Waterhouse Canada Inc. | 1 | $290 | 0.00% | 00.0% | Unchanged |
| Strategic Advocates LLC | 1 | $287 | 0.00% | −1,380−99.9% | Reduced |
| Principia Wealth Advisory, LLC | 1 | $287 | 0.00% | 00.0% | Unchanged |
| GHP Investment Advisors, Inc. | 1 | $287 | 0.00% | +1 | New |
| Raffa Wealth Management, LLC | 1 | $287 | 0.00% | +1 | New |
| USA Financial Portformulas Corp | 1 | $287 | 0.00% | +1 | New |
| SHP Wealth Management | 1 | $287 | 0.00% | +1 | New |
| Intentional Wealth Strategies, LLC | 1 | $287 | 0.00% | +1 | New |
| Transamerica Financial Advisors, Inc. | 1 | $286 | 0.00% | 00.0% | Unchanged |
| Ogorek Anthony Joseph | 2 | $0 | 0.00% | 00.0% | Unchanged |
| Avion Wealth | 2 | $0 | 0.00% | 00.0% | Unchanged |
| Palestra Capital Management LLC | 0 | $0 | 0.00% | −569,991−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −321,500−100.0% | Sold out |
| SG Capital Management LLC | 0 | $0 | 0.00% | −73,672−100.0% | Sold out |
| Cramer Rosenthal McGlynn LLC | 0 | $0 | 0.00% | −69,318−100.0% | Sold out |
| Rivermont Capital Management LP | 0 | $0 | 0.00% | −44,262−100.0% | Sold out |
| Atom Investors LP | 0 | $0 | 0.00% | −31,001−100.0% | Sold out |
| Axon Capital LP | 0 | $0 | 0.00% | −31,000−100.0% | Sold out |
| Cooper Investors Pty Ltd | 0 | $0 | 0.00% | −25,955−100.0% | Sold out |
| Bell Asset Management Ltd | 0 | $0 | 0.00% | −16,511−100.0% | Sold out |
| Schonfeld Strategic Advisors LLC | 0 | $0 | 0.00% | −16,000−100.0% | Sold out |
| Pacific Capital Partners Ltd | 0 | $0 | 0.00% | −14,750−100.0% | Sold out |
| Holocene Advisors, LP | 0 | $0 | 0.00% | −13,598−100.0% | Sold out |
| Shay Capital LLC | 0 | $0 | 0.00% | −12,523−100.0% | Sold out |
| Alphadyne Asset Management LP | 0 | $0 | 0.00% | −10,683−100.0% | Sold out |
| Virginia Retirement Systems Et Al | 0 | $0 | 0.00% | −5,960−100.0% | Sold out |
| Intesa Sanpaolo Wealth Management | 0 | $0 | 0.00% | −4,515−100.0% | Sold out |
| Pinebridge Investments LLC | 0 | $0 | 0.00% | −3,750−100.0% | Sold out |
| Uniting Wealth Partners, LLC | 0 | $0 | 0.00% | −3,200−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −3,000−100.0% | Sold out |
| Interchange Capital Partners, LLC | 0 | $0 | 0.00% | −2,672−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −2,440−100.0% | Sold out |
| Natixis | 0 | $0 | 0.00% | −2,048−100.0% | Sold out |
| Cynosure Management, LLC | 0 | $0 | 0.00% | −1,864−100.0% | Sold out |
| AlphaGrep UK Ltd | 0 | $0 | 0.00% | −1,440−100.0% | Sold out |
| State of Wyoming | 0 | $0 | 0.00% | −1,429−100.0% | Sold out |
| EntryPoint Capital, LLC | 0 | $0 | 0.00% | −1,416−100.0% | Sold out |
| Forum Financial Management, LP | 0 | $0 | 0.00% | −1,395−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −1,210−100.0% | Sold out |
| Dynasty Wealth Management, LLC | 0 | $0 | 0.00% | −1,003−100.0% | Sold out |
| Americana Partners, LLC | 0 | $0 | 0.00% | −932−100.0% | Sold out |
| Nations Financial Group Inc, | 0 | $0 | 0.00% | −908−100.0% | Sold out |
| Opal Capital LLC | 0 | $0 | 0.00% | −783−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −755−100.0% | Sold out |
| Flagship Harbor Advisors, LLC | 0 | $0 | 0.00% | −618−100.0% | Sold out |
| Caitong International Asset Management Co., Ltd | 0 | $0 | 0.00% | −409−100.0% | Sold out |
| Danske Bank A/S | 0 | $0 | 0.00% | −400−100.0% | Sold out |
| Estate Planners Group, LLC | 0 | $0 | 0.00% | −323−100.0% | Sold out |
| Elyxium Wealth, LLC | 0 | $0 | 0.00% | −111−100.0% | Sold out |
| Quattro Advisors LLC | 0 | $0 | 0.00% | −110−100.0% | Sold out |
| DV Trading LLC | 0 | $0 | 0.00% | −100−100.0% | Sold out |
| BNP Paribas | 0 | $0 | 0.00% | −60−100.0% | Sold out |
| DT Investment Partners, LLC | 0 | $0 | 0.00% | −60−100.0% | Sold out |
| SageView Advisory Group, LLC | 0 | $0 | 0.00% | −59−100.0% | Sold out |
| Greenline Wealth Management LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Signature Resources Capital Management, LLC | 0 | $0 | 0.00% | −7−100.0% | Sold out |
| Rakuten Securities, Inc. | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Optima Capital LLC | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Acumen Wealth Advisors, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Dunhill Financial, LLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Vanguard Group Inc | – | – | – | – | Not filed |
| Norges Bank | – | – | – | – | Not filed |
| Comerica Bank | – | – | – | – | Not filed |
| Global Retirement Partners, LLC | – | – | – | – | Not filed |
| Thomasville National Bank | – | – | – | – | Not filed |
| Transatlantique Private Wealth LLC | – | – | – | – | Not filed |
| CIBC Private Wealth Group, LLC | – | – | – | – | Not filed |
| ORG Partners LLC | – | – | – | – | Not filed |