CLH CLEAN HARBORS INC: institutional ownership and insider trading
700 funds reported holding $16.7B of CLEAN HARBORS INC in their latest 13F filings; in Q2 2026 funds net bought $238M, with 88 new positions and 56 funds selling out; over the last 12 months insiders bought $136K and sold $63.4M on the open market.
Famous investors holding CLH
- Dan Sundheim (D1 Capital Partners): $393M, 1.1% of the portfolio
- Two Sigma (Two Sigma Investments): $126M, 0.1% of the portfolio
- Renaissance Technologies (Renaissance Technologies): $24.6M, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $98.4M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $5.02M, 0.0% of the portfolio
Largest institutional holders of CLH
- BlackRock, Inc. (BLK) — $1.52B
- VANGUARD GROUP INC — $1.05B
- WELLINGTON MANAGEMENT GROUP LLP — $943M
- FMR LLC — $897M
- JANUS HENDERSON GROUP PLC (JHG) — $675M
- VANGUARD CAPITAL MANAGEMENT LLC — $652M
- VANGUARD PORTFOLIO MANAGEMENT LLC — $593M
- Jupiter Topco LLC — $478M
- STATE STREET CORP (STT, STT-PG) — $473M
- D1 Capital Partners L.P. — $393M
Recent CLH insider trades
- Aug 14, 2026: Gerstenberg Eric W sold 2,500 shares ($803K)
- Aug 3, 2026: Robertson Andrea sold 789 shares ($248K)
- May 26, 2026: States Lauren sold 789 shares ($226K)
- May 11, 2026: Polito Karyn bought 460 shares ($136K)
Members of Congress trading CLH
- Aug 25, 2026: April McClain Delaney sold $50.0K–$100K
- Jul 28, 2026: April McClain Delaney sold part of $1.00K–$15.0K
- Jul 27, 2026: April McClain Delaney sold part of $1.00K–$15.0K
- Jul 24, 2026: April McClain Delaney sold part of $1.00K–$15.0K
- May 1, 2026: April McClain Delaney sold part of $1.00K–$15.0K
- Apr 30, 2026: April McClain Delaney sold part of $1.00K–$15.0K
- Feb 23, 2026: April McClain Delaney bought $15.0K–$50.0K
- Dec 3, 2025: April McClain Delaney bought $1.00K–$15.0K
- Aug 7, 2025: April McClain Delaney sold part of $1.00K–$15.0K
- Jun 20, 2025: April McClain Delaney sold part of $1.00K–$15.0K
5%+ owners
- Wellington Management Group LLP: 6.8% (Schedule 13G/A, filed May 15, 2026)
- FMR LLC: 5.7% (Schedule 13G, filed Aug 6, 2026)