Which hedge funds own CLH? CLEAN HARBORS INC, Q2 2026 13F holders
75 tracked hedge funds disclosed a position in CLH (CLEAN HARBORS INC) in their Q2 2026 13F filings, worth $1.9bn in total. The largest holder by portfolio weight is Visualize Group LP at 9.9% of its book. 30 opened a new position this quarter: 4D Advisors, LLC, TradeLink Capital LLC, Steadfast Capital Management LP, SG Capital Management LLC. 12 exited: Charter Oak Advisors LP, Lone Pine Capital LLC, Heights Point Management, LP.
- 75
- Holders Tracked managers whose filing for the quarter reports a long equity position in the security.
- 30
- New this quarter Holders whose previous filing (at most two quarters earlier) did not report the security.
- 12
- Exited this quarter Tracked managers whose previous filing reported the security and whose filing for the quarter does not.
- $347m
- Inflow, new holders Combined value of the positions the new holders reported for the quarter.
- $557m
- Outflow, exits Combined value the exiting managers reported for the security in their previous filing.
- $1.9bn
- Combined value Sum of the holders' reported positions in the security.
- 6.1%
- Share of managers holding Holders as a share of tracked managers filing for that quarter. Comparable across the 2024 coverage expansion, where the raw holder count is not.
Holders, Q2 2026
Exited since the previous filing
| Charter Oak Advisors LP | 11.0% | $18.1m |
| Lone Pine Capital LLC | 4.0% | $503m |
| Heights Point Management, LP | 2.2% | $2.4m |
| Settian Capital LP | 1.0% | $1.4m |
| Atika Capital Management LLC | 1.0% | $6.3m |
| HighVista Strategies LLC | 0.4% | $1.6m |
| Okabena Investment Services Inc | 0.3% | $1.5m |
| Dark Forest Capital Management LP | 0.1% | $1.4m |
| Aventail Capital Group, LP | 0.10% | $2.0m |
| Lighthouse Investment Partners, LLC | 0.02% | $606k |
| Millennium Management LLC | 0.01% | $18.3m |
| Edgestream Partners, L.P. | 0.01% | $249k |
Ownership over time
Who discovered CLH first? Beta
The run: Q3 2004 → Q4 2019, ×15
| Sandler Capital Management high conviction | Q3 2019 | – | +4.9 pts |
| Telemark Asset Management, LLC | Q2 2016 | – | +3.0 pts |
| Findlay Park Partners | Q2 2007 | – | +0.6 pts |
| Starboard Value LP | Q4 2014 | – | +0.4 pts |
| Par Capital Management Inc | Q2 2015 | – | −0.1 pts |
| Intrinsic Edge Capital Management LLC | Q1 2019 | – | −0.2 pts |
| Tensile Capital Management LP high conviction | Q1 2014 | – | −0.8 pts |
| 1060 Capital, LLC high conviction | Q4 2018 | – | – |
Split-adjusted quarter-end prices, excluding dividends. They describe the stock while each manager held it, not the return it earned.