716 institutions reported holding $14.92B of CLEAN HARBORS INC (CLH) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($1.52B), VANGUARD GROUP INC ($1.36B), WELLINGTON MANAGEMENT GROUP LLP ($942.6M), FMR LLC ($897.0M), Jupiter Topco LLC ($477.6M). Source: SEC Form 13F.
Source: SEC Form 13F filings · as of 2026-06-30