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 |
|---|---|---|---|---|---|
| Danica Pension, Livsforsikringsaktieselskab | 37,094 | $10.6M | 0.20% | −4,836−11.5% | Reduced |
| SEI Investments Co | 37,416 | $10.7M | 0.01% | +5,145+15.9% | Added |
| Thornburg Investment Management Inc | 37,762 | $10.8M | 0.11% | −22,858−37.7% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 38,727 | $11.1M | 0.02% | +9,783+33.8% | Added |
| Vanguard Asset Management, Ltd | 39,291 | $11.3M | 0.01% | +39,291 | New |
| CI Private Wealth, LLC | 39,954 | $11.3M | 0.02% | +27,272+215.0% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 39,851 | $11.4M | 0.01% | −17,608−30.6% | Reduced |
| Munro Partners | 40,669 | $11.7M | 0.40% | −45,090−52.6% | Reduced |
| Allianz Asset Management GmbH | 40,962 | $11.7M | 0.01% | −1,078−2.6% | Reduced |
| Rockefeller Capital Management L.P. | 41,962 | $12.0M | 0.02% | −8,896−17.5% | Reduced |
| Wells Fargo & Company | 42,771 | $12.3M | 0.00% | +3,688+9.4% | Added |
| State Board of Administration of Florida Retirement System | 43,631 | $12.5M | 0.02% | −308−0.7% | Reduced |
| Marshall Wace, LLP | 44,477 | $12.8M | 0.01% | −20,104−31.1% | Reduced |
| Tectonic Advisors LLC | 44,982 | $12.9M | 0.68% | −540−1.2% | Reduced |
| Border to Coast Pensions Partnership Ltd | 45,000 | $12.9M | 0.22% | −15,000−25.0% | Reduced |
| Hallstatt Advisors L.P. | 46,115 | $13.2M | 10.46% | −18,986−29.2% | Reduced |
| Bayberry Capital Partners LP | 46,200 | $13.2M | 4.38% | −2,000−4.1% | Reduced |
| La Banque Postale Asset Management SA | 47,198 | $13.5M | 0.19% | −7,157−13.2% | Reduced |
| Assenagon Asset Management S.A. | 48,943 | $14.0M | 0.02% | −56,771−53.7% | Reduced |
| C WorldWide Group Holding A/S | 49,871 | $14.3M | 0.31% | +1,602+3.3% | Added |
| Price T Rowe Associates Inc | 50,370 | $14.4M | 0.00% | −24,731−32.9% | Reduced |
| Eurizon Capital SGR S.p.A. | 50,991 | $14.6M | 0.05% | +18,997+59.4% | Added |
| J. Safra Sarasin Holding AG | 52,198 | $14.9M | 0.25% | −2,469−4.5% | Reduced |
| Oppenheimer Asset Management Inc. | 52,174 | $15.0M | 0.17% | −2,125−3.9% | Reduced |
| Nomura Asset Management International Inc. | 52,203 | $15.0M | 0.03% | −32,940−38.7% | Reduced |
| Ameriprise Financial Inc | 53,110 | $15.2M | 0.00% | +99+0.2% | Added |
| State of Alaska, Department of Revenue | 53,145 | $15.2M | 0.16% | +135+0.3% | Added |
| GCM Grosvenor Holdings, LLC | 53,804 | $15.4M | 1.71% | −19,829−26.9% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 54,253 | $15.6M | 0.05% | −26,538−32.8% | Reduced |
| New York State Teachers Retirement System | 56,124 | $16.1M | 0.03% | −1,633−2.8% | Reduced |
| Point72 Asset Management, L.P. | 56,597 | $16.2M | 0.03% | −182,112−76.3% | Reduced |
| Sirios Capital Management L P | 57,213 | $16.4M | 1.99% | −20,767−26.6% | Reduced |
| Picton Mahoney Asset Management | 57,420 | $16.5M | 0.17% | −74−0.1% | Reduced |
| Alliancebernstein L.P. | 70,426 | $16.5M | 0.01% | +6,574+10.3% | Added |
| California State Teachers Retirement System | 59,158 | $17.0M | 0.02% | +10,858+22.5% | Added |
| Envestnet Asset Management Inc | 60,170 | $17.3M | 0.00% | −1,340−2.2% | Reduced |
| Credit Agricole S A | 60,444 | $17.3M | 0.06% | +49,547+454.7% | Added |
| Citigroup Inc | 60,506 | $17.3M | 0.01% | −16,713−21.6% | Reduced |
| State of Wisconsin Investment Board | 60,636 | $17.4M | 0.04% | −2,377−3.8% | Reduced |
| Perpetual Ltd | 60,786 | $17.4M | 0.27% | +932+1.6% | Added |
| Jones Financial Companies LLLP | 62,587 | $17.5M | 0.01% | +61,571+6,060.1% | Added |
| Asset Management One Co.,Ltd. | 62,011 | $17.8M | 0.05% | −3,729−5.7% | Reduced |
| Charter Oak Advisors LP | 63,214 | $18.1M | 10.99% | +2,528+4.2% | Added |
| Millennium Management LLC | 63,880 | $18.3M | 0.01% | +20,288+46.5% | Added |
| Legal & General Group Plc | 68,746 | $19.7M | 0.00% | −5,832−7.8% | Reduced |
| Needham Investment Management LLC | 68,856 | $19.7M | 1.01% | 00.0% | Unchanged |
| Nuveen, LLC | 68,966 | $19.8M | 0.01% | −12,141−15.0% | Reduced |
| Fort Washington Investment Advisors Inc | 71,277 | $20.4M | 0.11% | −20,449−22.3% | Reduced |
| Toroso Investments, LLC | 71,946 | $20.6M | 0.06% | +12,425+20.9% | Added |
| Thrivent Financial for Lutherans | 72,103 | $20.7M | 0.04% | +19,013+35.8% | Added |
| Victory Capital Management Inc | 73,660 | $21.1M | 0.01% | −55,641−43.0% | Reduced |
| Loomis Sayles & Co L P | 74,783 | $21.4M | 0.03% | −1,068−1.4% | Reduced |
| Jupiter Asset Management Ltd | 82,925 | $23.8M | 0.13% | −24,359−22.7% | Reduced |
| Bank of Montreal | 88,052 | $25.2M | 0.01% | −5,666−6.0% | Reduced |
| Cresset Asset Management, LLC | 88,224 | $25.3M | 0.11% | −16,558−15.8% | Reduced |
| Allspring Global Investments Holdings, LLC | 90,265 | $26.2M | 0.04% | +140.0% | Added |
| Retirement Systems of Alabama | 92,124 | $26.4M | 0.09% | +1,296+1.4% | Added |
| Handelsbanken Fonder AB | 93,344 | $26.8M | 0.09% | −12,272−11.6% | Reduced |
| Visualize Group LP | 96,300 | $27.6M | 11.37% | +96,300 | New |
| OP Asset Management Ltd | 99,201 | $28.4M | 0.29% | +60,111+153.8% | Added |
| Telemark Asset Management, LLC | 100,000 | $28.7M | 2.65% | +20,000+25.0% | Added |
| Swiss National Bank | 100,400 | $28.8M | 0.02% | −100−0.1% | Reduced |
| Royal Bank of Canada | 104,313 | $29.9M | 0.01% | −10,037−8.8% | Reduced |
| California Public Employees Retirement System | 104,730 | $30.0M | 0.02% | −3,172−2.9% | Reduced |
| Spirepoint Private Client, LLC | 106,046 | $30.4M | 2.89% | +194+0.2% | Added |
| Amundi | 106,516 | $30.5M | 0.01% | −80,885−43.2% | Reduced |
| Trinity Street Asset Management LLP | 109,391 | $31.4M | 2.15% | −7,786−6.6% | Reduced |
| Swedbank AB | 110,000 | $31.5M | 0.03% | −40,000−26.7% | Reduced |
| Principal Financial Group Inc | 112,106 | $32.1M | 0.02% | +4,097+3.8% | Added |
| Impax Asset Management Group plc | 122,986 | $35.3M | 0.25% | −25,619−17.2% | Reduced |
| Hood River Capital Management LLC | 124,275 | $35.6M | 0.36% | −2,490−2.0% | Reduced |
| Mirova | 130,675 | $37.5M | 1.52% | +130,675 | New |
| Jane Street Group, LLC | 132,797 | $38.1M | 0.04% | +123,441+1,319.4% | Added |
| Rhumbline Advisers | 133,743 | $38.3M | 0.03% | +3,567+2.7% | Added |
| Gotham Asset Management, LLC | 134,631 | $38.6M | 0.12% | +22,337+19.9% | Added |
| Grantham, Mayo, Van Otterloo & Co. LLC | 135,593 | $38.9M | 0.10% | +26,772+24.6% | Added |
| Vontobel Holding Ltd. | 138,096 | $39.6M | 0.14% | −23,143−14.4% | Reduced |
| Natixis Advisors, L.P. | 140,485 | $40.3M | 0.06% | −4,355−3.0% | Reduced |
| Leeward Investments, LLC - MA | 140,651 | $40.3M | 1.99% | −4,323−3.0% | Reduced |
| Oberweis Asset Management Inc | 144,355 | $41.4M | 1.22% | +27,485+23.5% | Added |
| Federated Hermes, Inc. | 169,284 | $48.5M | 0.08% | +4,481+2.7% | Added |
| Raymond James Financial Inc | 173,700 | $49.8M | 0.02% | +11,043+6.8% | Added |
| AQR Capital Management LLC | 180,668 | $50.6M | 0.02% | +159,384+748.8% | Added |
| DekaBank Deutsche Girozentrale | 180,000 | $51.7M | 0.09% | 00.0% | Unchanged |
| Neuberger Berman Group LLC | 194,039 | $55.6M | 0.04% | +19,623+11.3% | Added |
| 12th Street Asset Management Company, LLC | 204,716 | $58.7M | 9.60% | −5,523−2.6% | Reduced |
| JPMorgan Chase & Co | 214,132 | $59.9M | 0.00% | +14,642+7.3% | Added |
| UBS Group AG | 226,301 | $64.9M | 0.01% | −329,901−59.3% | Reduced |
| Silvercrest Asset Management Group LLC | 240,299 | $68.9M | 0.50% | −9,762−3.9% | Reduced |
| M.D. Sass Investors Services, Inc. | 252,540 | $72.4M | 5.49% | −81,658−24.4% | Reduced |
| Westfield Capital Management Co LP | 261,092 | $74.9M | 0.31% | +15,498+6.3% | Added |
| Morgan Stanley | 290,329 | $83.2M | 0.01% | +26,087+9.9% | Added |
| Vanguard Fiduciary Trust Co | 309,653 | $88.8M | 0.02% | +309,653 | New |
| Bank of America Corp | 311,907 | $89.4M | 0.01% | −99,157−24.1% | Reduced |
| Davenport & Co LLC | 342,582 | $98.2M | 0.54% | −80,487−19.0% | Reduced |
| Quantinno Capital Management LP | 380,945 | $109.2M | 0.18% | +50,702+15.4% | Added |
| Bank of New York Mellon Corp | 382,228 | $109.6M | 0.02% | −16,232−4.1% | Reduced |
| Vaughan Nelson Investment Management, L.P. | 386,540 | $110.8M | 1.11% | +15,665+4.2% | Added |
| Invesco Ltd. | 421,460 | $120.8M | 0.01% | +60,910+16.9% | Added |
| William Blair Investment Management, LLC | 443,098 | $127.0M | 0.42% | +103,747+30.6% | Added |