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 |
|---|---|---|---|---|---|
| EverSource Wealth Advisors, LLC | 9,948 | $2.85M | 0.09% | +61+0.6% | Added |
| Gallo Partners, LP | 10,049 | $2.88M | 5.51% | +10,049 | New |
| Gradient Investments LLC | 10,174 | $2.92M | 0.05% | +10,174 | New |
| Groupe la Francaise | 10,300 | $2.95M | 0.04% | −480−4.5% | Reduced |
| New Mexico Educational Retirement Board | 10,300 | $2.95M | 0.09% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 10,316 | $2.96M | 0.04% | +280+2.8% | Added |
| Cerity Partners LLC | 10,444 | $2.99M | 0.00% | +2,272+27.8% | Added |
| Deroy & Devereaux Private Investment Counsel Inc | 10,925 | $3.13M | 0.15% | +50+0.5% | Added |
| Edentree Asset Management Ltd | 11,002 | $3.15M | 0.95% | 00.0% | Unchanged |
| Sandler Capital Management | 11,027 | $3.16M | 2.15% | +11,027 | New |
| Entropy Technologies, LP | 11,072 | $3.17M | 0.15% | +11,072 | New |
| Concentric Capital Strategies, LP | 11,085 | $3.18M | 0.28% | +11,085 | New |
| JustInvest LLC | 11,155 | $3.20M | 0.03% | +917+9.0% | Added |
| M&T Bank Corp | 11,245 | $3.22M | 0.01% | −3,369−23.1% | Reduced |
| Northwestern Mutual Investment Management Company, LLC | 11,253 | $3.23M | 0.05% | +16+0.1% | Added |
| Worldquant Millennium Advisors LLC | 11,710 | $3.36M | 0.01% | +11,710 | New |
| Advisors Asset Management, Inc. | 11,980 | $3.44M | 0.06% | +2,231+22.9% | Added |
| Bridges Investment Management Inc | 12,068 | $3.46M | 0.05% | +1,652+15.9% | Added |
| State of Michigan Retirement System | 12,107 | $3.47M | 0.02% | +200+1.7% | Added |
| K.J. Harrison & Partners Inc | 12,295 | $3.53M | 0.58% | −800−6.1% | Reduced |
| Ensign Peak Advisors, Inc | 12,343 | $3.54M | 0.01% | +9,522+337.5% | Added |
| ExodusPoint Capital Management, LP | 12,381 | $3.55M | 0.04% | +12,381 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 12,584 | $3.61M | 0.02% | +15+0.1% | Added |
| Summit Trail Advisors, LLC | 12,779 | $3.66M | 0.05% | +1,677+15.1% | Added |
| Vanguard Investments Australia, Ltd. | 12,789 | $3.67M | 0.01% | +12,789 | New |
| TD Asset Management Inc | 12,798 | $3.67M | 0.00% | +12,798 | New |
| Agf Management Ltd | 13,091 | $3.75M | 0.02% | +13,091 | New |
| Russell Investments Group, Ltd. | 13,419 | $3.84M | 0.00% | +4,461+49.8% | Added |
| Arizona State Retirement System | 13,950 | $4.00M | 0.02% | −122−0.9% | Reduced |
| Mercer Global Advisors Inc | 14,053 | $4.03M | 0.01% | +3,532+33.6% | Added |
| Scotia Capital Inc. | 14,273 | $4.09M | 0.02% | −109−0.8% | Reduced |
| Colony Group, LLC | 14,246 | $4.14M | 0.00% | +1,955+15.9% | Added |
| Louisiana State Employees Retirement System | 14,600 | $4.19M | 0.07% | +700+5.0% | Added |
| Prelude Capital Management, LLC | 14,653 | $4.20M | 0.32% | −1,461−9.1% | Reduced |
| Oak Thistle LLC | 14,706 | $4.22M | 0.41% | +5,197+54.7% | Added |
| Public Employees Retirement System of Ohio | 14,743 | $4.23M | 0.01% | −504−3.3% | Reduced |
| Fifth Third Bancorp | 14,771 | $4.24M | 0.01% | +14,096+2,088.3% | Added |
| Susquehanna International Group, LLP | 14,790 | $4.24M | 0.01% | +12,505+547.3% | Added |
| Van Eck Associates Corp | 14,906 | $4.27M | 0.00% | −2,143−12.6% | Reduced |
| Empowered Funds, LLC | 14,940 | $4.28M | 0.03% | +14,940 | New |
| PKO Investment Management Joint-Stock Co | 15,000 | $4.30M | 0.36% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 15,018 | $4.31M | 0.13% | −1,717−10.3% | Reduced |
| Fulcrum Asset Management LLP | 15,555 | $4.35M | 0.66% | +8,986+136.8% | Added |
| Yousif Capital Management, LLC | 15,285 | $4.38M | 0.05% | −734−4.6% | Reduced |
| Intech Investment Management LLC | 15,648 | $4.49M | 0.04% | +8,869+130.8% | Added |
| Lombard Odier Asset Management (Europe) Ltd | 15,786 | $4.53M | 0.25% | −34,357−68.5% | Reduced |
| Cetera Investment Advisers | 16,291 | $4.67M | 0.00% | −532−3.2% | Reduced |
| KLP Kapitalforvaltning AS | 16,400 | $4.70M | 0.02% | −400−2.4% | Reduced |
| State of New Jersey Common Pension Fund D | 16,480 | $4.73M | 0.02% | +1,236+8.1% | Added |
| State of Tennessee, Treasury Department | 16,935 | $4.86M | 0.02% | 00.0% | Unchanged |
| Fideuram - Intesa Sanpaolo Private Banking S.P.A. | 16,997 | $4.87M | 0.17% | +8,252+94.4% | Added |
| Investors Towarzystwo Funduszy Inwestycyjnych Spolka Akcyjna | 17,107 | $4.91M | 2.03% | −1,300−7.1% | Reduced |
| D L Carlson Investment Group Inc | 19,251 | $5.52M | 0.95% | +260+1.4% | Added |
| Amica Mutual Insurance Co | 19,325 | $5.54M | 0.48% | −1,495−7.2% | Reduced |
| LPL Financial LLC | 19,803 | $5.68M | 0.00% | −477−2.4% | Reduced |
| Resolute Capital Asset Partners LLC | 20,000 | $5.73M | 3.02% | +20,000 | New |
| Vanguard Global Advisers, LLC | 20,095 | $5.76M | 0.00% | +20,095 | New |
| Brant Point Investment Management LLC | 20,145 | $5.78M | 1.59% | 00.0% | Unchanged |
| Teachers Retirement System of the State of Kentucky | 20,205 | $5.79M | 0.04% | −235−1.1% | Reduced |
| Ci Investments Inc. | 20,260 | $5.81M | 0.03% | −20,759−50.6% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 20,550 | $5.89M | 0.01% | +20,550 | New |
| Man Group plc | 21,395 | $6.13M | 0.01% | +20,416+2,085.4% | Added |
| Hilton Capital Management, LLC | 21,510 | $6.17M | 0.47% | +2,263+11.8% | Added |
| Police & Firemen's Retirement System of New Jersey | 21,539 | $6.18M | 0.05% | +142+0.7% | Added |
| Treasurer of the State of North Carolina | 21,686 | $6.22M | 0.02% | +466+2.2% | Added |
| Atika Capital Management LLC | 21,855 | $6.27M | 0.99% | +18,855+628.5% | Added |
| HSBC Holdings PLC | 22,460 | $6.40M | 0.00% | +22,460 | New |
| Amalgamated Bank | 22,717 | $6.51M | 0.05% | +428+1.9% | Added |
| American Century Companies Inc | 22,916 | $6.57M | 0.00% | +4,633+25.3% | Added |
| Pillsbury Lake Capital LLC | 22,917 | $6.57M | 2.98% | +364+1.6% | Added |
| Mountain Pacific Investment Advisers Inc | 23,432 | $6.72M | 1.15% | −226−1.0% | Reduced |
| Lansing Management LP | 23,513 | $6.74M | 4.48% | +12,753+118.5% | Added |
| Horizon Investments, LLC | 23,567 | $6.76M | 0.08% | +22,477+2,062.1% | Added |
| Barclays PLC | 23,752 | $6.81M | 0.00% | −16,842−41.5% | Reduced |
| J.P. Marvel Investment Advisors, LLC | 24,125 | $6.92M | 0.98% | 00.0% | Unchanged |
| One Madison Group LLC | 24,160 | $6.93M | 0.80% | +24,160 | New |
| Chilton Investment Co LLC | 24,411 | $7.00M | 0.16% | −32,608−57.2% | Reduced |
| Stifel Financial Corp | 24,655 | $7.07M | 0.01% | −35,358−58.9% | Reduced |
| MetLife Investment Management | 24,715 | $7.09M | 0.04% | +165+0.7% | Added |
| New York State Common Retirement Fund | 24,792 | $7.11M | 0.01% | 00.0% | Unchanged |
| Bullseye Asset Management LLC | 25,722 | $7.38M | 4.27% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 26,384 | $7.57M | 0.01% | −36,237−57.9% | Reduced |
| Sycomore Asset Management | 31,437 | $7.65M | 1.10% | +31,437 | New |
| Brown Advisory Inc | 27,643 | $7.93M | 0.01% | −738−2.6% | Reduced |
| UniSuper Management Pty Ltd | 27,954 | $8.02M | 0.05% | 00.0% | Unchanged |
| Deutsche Bank AG | 28,019 | $8.03M | 0.00% | +6,384+29.5% | Added |
| Mutual of America Capital Management LLC | 28,604 | $8.20M | 0.09% | −2,592−8.3% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 28,736 | $8.24M | 0.02% | +1,337+4.9% | Added |
| Atria Investments LLC | 29,905 | $8.57M | 0.10% | −23−0.1% | Reduced |
| Balyasny Asset Management LLC | 30,421 | $8.72M | 0.02% | +30,421 | New |
| Great West Life Assurance Co | 31,271 | $8.98M | 0.02% | +186+0.6% | Added |
| Boothbay Fund Management, LLC | 32,061 | $9.19M | 0.22% | −25,525−44.3% | Reduced |
| Covea Finance | 32,287 | $9.26M | 0.32% | −20,800−39.2% | Reduced |
| STRS Ohio | 33,312 | $9.55M | 0.04% | +11,899+55.6% | Added |
| Schroder Investment Management Group | 34,151 | $9.55M | 0.01% | −946−2.7% | Reduced |
| Citadel Advisors LLC | 34,822 | $9.98M | 0.01% | +34,822 | New |
| D. E. Shaw & Co., Inc. | 36,771 | $10.5M | 0.01% | +36,771 | New |
| Candriam Luxembourg S.C.A. | 36,781 | $10.5M | 0.05% | +6,070+19.8% | Added |
| Manufacturers Life Insurance Company, The | 36,801 | $10.6M | 0.01% | −773−2.1% | Reduced |
| Mariner, LLC | 37,027 | $10.6M | 0.01% | +17,198+86.7% | Added |