Welch John R.
Director
Latest Insider Transactions
4 transactions (past 365 days)
| 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 |
| 2025-05-29 | 2025-05-28 | CLH Clean Harbors Inc | Director | Sale | 1,250 | $228.51 | -$285,638 |
| 2025-05-23 | 2025-05-21 | CLH Clean Harbors Inc | Director | Award | 789 | $0.00 | $0 |