Clean Harbors, Inc. (CLH) Institutional Ownership & Insider Trading
660 institutions reported holding Clean Harbors, Inc. shares in 13F filings for the quarter ended 2026-06-30, according to EquiReason's reading of their SEC filings. 13 insider trades on Form 4 since 2025-10-01.
Source: SEC EDGAR filings · figures as of 2026-06-30 · read by EquiReason
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- Market cap
- 16.8B
- P/E TTM
- 38.6
- Dividend yield
- —
- 52-week
- —
- Next earnings
- 28 Oct, in 4 days
Institutions · all 13F filers
quarter to 30 Jun 2026 · filers in both quarters660 institutions held 93.7% of the shares. Across filers that reported both quarters, shares held changed +0.5%.
Largest moves, shares (millions)
Institutional flow by quarter
net shares added or trimmed, millions · filers in both quarters| Quarter | Holders | Shares held, M | Change | Increased | New | Decreased | Closed |
|---|---|---|---|---|---|---|---|
| Jun 26 | 660 | 49 | +0.5% | 183 | 76 | 219 | 43 |
| Mar 26 | 621 | 49 | -2.8% | 187 | 92 | 171 | 35 |
| Dec 25 | 559 | 52 | +2.1% | 136 | 52 | 207 | 69 |
| Sep 25 | 553 | 50 | +2.8% | 141 | 55 | 167 | 59 |
| Jun 25 | 568 | 49 | +0.1% | 153 | 59 | 187 | 48 |
| Mar 25 | 549 | 48 | -0.5% | 161 | 71 | 183 | 78 |
| Dec 24 | 553 | 49 | +1.6% | 148 | 36 | 181 | 55 |
| Sep 24 | 559 | 47 | -2.6% | 156 | 69 | 177 | 23 |
Clean Harbors, Inc. — questions
- Who owns Clean Harbors, Inc. stock?
- 660 institutions reported Clean Harbors, Inc. shares in 13F filings for the quarter ended 2026-06-30. The largest: BlackRock, Inc. (9.6%), WELLINGTON MANAGEMENT GROUP LLP (6.0%), FMR LLC (5.7%).
- Are Clean Harbors, Inc. insiders buying or selling?
- 13 insider trades on Form 4 since 2025-10-01; the full list, with dates, people and plan status, is on this page.
Every figure on this page comes from Clean Harbors, Inc.'s own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.
How these figures are read: methodology · EquiReason.