EdgarLookup

CLEAN HARBORS INC

CLH NYSE CIK: 0000822818 Hazardous Waste Management Inc. in MA
View on SEC.gov →
Overview All Filings Annual Quarterly Insiders

Recent Filings

All 1,002 filings →
Form Description Date
SCHEDULE 13G/A Mar 26, 2026
4 Mar 19, 2026
4 Mar 19, 2026
144 Mar 18, 2026
144 Mar 18, 2026
144 Mar 17, 2026
4 Mar 17, 2026
4 Mar 17, 2026
4 Mar 17, 2026
4 Mar 17, 2026

Insider Transactions

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Insider Title Type Shares Owns After Date
GERSTENBERG ERIC W CO-CEO Sale 601 @ $240.90 50,454 Dec 16, 2025
Battles Michael Louis CO-CEO Purchase 2,000 @ $233.50 82,911 Aug 1, 2025
Robertson Andrea Sale 836 @ $233.64 9,888 Jul 31, 2025
Weber Brian P EVP (CHESI) Sale 3,035 @ $227.17 54,548 Jun 13, 2025
GERSTENBERG ERIC W CO-CEO Sale 8,076 @ $225.23 51,619 Jun 6, 2025
Quirk Alison A. Sale 893 @ $223.69 2,978 Jun 5, 2025
MCKIM ALAN S EXEC CHAIR, CTO. Sale 58,156 @ $223.80 2,297,896 Jun 4, 2025
Welch John R. Sale 1,250 @ $228.51 11,402 May 28, 2025
Speights Robert PRESIDENT, INDUSTRIAL SERVICES Sale 1,022 @ $228.49 16,310 May 27, 2025
Quirk Alison A. Award / Grant 789 3,871 May 21, 2025