Insider Transactions Reported by 29 Insiders of CLEAN HARBORS INC

Symbol
CLH on NYSE
Location
Norwell, MA

Insiders trading volume in the past year

CLEAN HARBORS INC executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
ALAN S. MCKIM EXEC CHAIR, CTO., Director $615,382,502 -$33,591,798 -5.2% 16 Sep 2025
Michael Battles CO-CEO, Director $19,359,718 +$467,000 +2.5% 01 Aug 2025
Brian P. Weber Evp (Chesi) $12,260,724 -$689,461 -5.3% 01 Jul 2025
ERIC W. GERSTENBERG Co Ceo $12,154,368 -$1,963,738 -14% 16 Dec 2025
GEORGE L. CURTIS Exec. Vice President (Chesi) $9,909,345 09 Dec 2025
Sharon M. Gabriel Evp/Cio (Chesi) $6,387,469 02 Jan 2026
MICHAEL J. TWOHIG Evp (Chesi) $5,147,223 27 Mar 2023
THOMAS J. SHIELDS Director $5,130,278 25 May 2022
EDWARD G. GALANTE Director $4,814,434 21 May 2025
Eric J. Dugas Evp Chief Financial Officer $4,427,560 +$200,949 +4.8% 01 Jul 2025
Rebecca Underwood President & Evp Facilities $4,160,431 15 Dec 2025
Robert Speights President, Industrial Services $3,726,671 -$752,466 -17% 27 May 2025
Jeroen Diderich EVP&President of Sales&Service $3,123,351 02 Jun 2025
Loan Nguyen Mansy President Env Sales & Service $3,061,364 21 Aug 2023
Rod Marlin Director $2,930,084 10 May 2021
Lauren States Director $2,669,601 -$333,170 -11% 13 Nov 2025
John R. Welch Director $2,384,618 -$285,638 -11% 17 Dec 2025
Andrea Robertson Director $2,219,887 -$195,323 -8.1% 05 Aug 2025
Charles H. Geer II EVP, Industrial Services $2,121,617 15 Dec 2025
Robert Willett Director $1,819,506 21 May 2025
Melkeya McDuffie Evp, Human Resources Officer $1,800,467 24 May 2023
Robert W. Harrison Evp, Ehs $1,392,507 15 Dec 2025
JOHN T. PRESTON Director $1,240,431 21 May 2025
Marcy L. Reed Director $1,148,253 21 May 2025
EUGENE G. BANUCCI Director $998,515 09 Jun 2023
Shelley Stewart JR Director $751,206 21 May 2025
Alison A. Quirk Director $666,148 -$199,755 -23% 05 Jun 2025
Karyn Polito Director $585,090 21 May 2025
Jeffrey H. Knapp Evp Hr (Chesi) $508,890 23 Nov 2021

Recent Insider Transactions by Companies or Individuals for CLEAN HARBORS INC

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.