John R. Welch - Director at CLEAN HARBORS INC

Insider Transactions and Holdings

Entity Type
Individual
Role
Director
Issuer Symbol
CLH on NYSE
All Insider Reports
All Insider Reports

John R. Welch - trading volume in the past year for CLEAN HARBORS INC

Holdings reported by John R. Welch for CLEAN HARBORS INC

Security Num Shares Value Price $ Transaction Date Ownership Underlying Class Underlying Amount
Common Stock 10,237 $2,795,417 $273.07 19 Feb 2026 Direct

Transactions reported by John R. Welch for CLEAN HARBORS INC

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