Welch John R.
Director
Latest Insider Transactions
3 transactions (past 365 days)
| 2026-05-22 | 2026-05-20 | CLH Clean Harbors Inc | Director | Award | 652 | $0.00 | $0 |
| 2026-02-20 | 2026-02-19 | CLH Clean Harbors Inc | Director | Sale | 750 | $273.07 | $204,803 |
| 2025-12-29 | 2025-12-17 | CLH Clean Harbors Inc | Director | Gift | 415 | $0.00 | $0 |