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.
Q4 2021 vs. Q3 2021
How the institutions holding Clean Harbors Inc changed between Q3 2021 and Q4 2021.
All holders in Q4 2021All holders in Q3 2021
| Measure | Q3 2021 | Of which not filed for Q4 2021 | Q4 2021 | Change |
|---|---|---|---|---|
| Holders | 309 | 6 | 327 | +24 |
| Shares | 48.3M | 897.1K | 47.9M | +489.4K (+1.0%) |
| Value | $5.02B | $93.2M | $4.78B | −$148.7M (−3.0%) |
6 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so the changes leave them out.
New holders (51)
Institutions that held Clean Harbors Inc at the end of Q4 2021 but not at the end of Q3 2021.
Sold out (27)
Institutions that held Clean Harbors Inc at the end of Q3 2021 and filed for Q4 2021 without it.
Not filed for Q4 2021 yet (6)
Institutions that held Clean Harbors Inc at the end of Q3 2021 and haven't filed a 13F for Q4 2021. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q3 2021 | Value, Q3 2021 |
|---|---|---|
| Marshall Wace North America L.P. | 868,162 | $90.2M |
| Cascadia Advisory Services, LLC | 21,503 | $2.23M |
| B. Metzler seel. Sohn & Co. Holding AG | 3,004 | $312.0K |
| First Mercantile Trust Co | 2,262 | $235.0K |
| Mid Atlantic Financial Management Inc | 2,175 | $226.0K |
| Berman Capital Advisors, LLC | 22 | $2.00K |