Welch John R.

Director

Latest Insider Transactions

3 transactions (past 365 days)

CLH
Director
Award
$0
652 shares @ $0.00
Filed 2026-05-22Trade 2026-05-20
Clean Harbors Inc
CLH
Director
Sale
$204.8K
750 shares @ $273.07
Filed 2026-02-20Trade 2026-02-19
Clean Harbors Inc
CLH
Director
Gift
$0
415 shares @ $0.00
Filed 2025-12-29Trade 2025-12-17
Clean Harbors Inc