CURTIS GEORGE L (CIK 1216581) reported 11 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-17). Recent activity: Sell CLH (350 shares), Sell CLH (1,028 shares), Sell CLH (249 shares), Sell CLH (1,000 shares), Sell CLH (399 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-17 | CLEAN HARBORS INC (CLH) | EXEC. VICE PRESIDENT (CHESI) | Sell | 350 | $101,126 |
| 2026-03-17 | CLEAN HARBORS INC (CLH) | EXEC. VICE PRESIDENT (CHESI) | Sell | 1,028 | $0 |
| 2026-02-03 | CLEAN HARBORS INC (CLH) | EXEC. VICE PRESIDENT (CHESI) | Sell | 249 | $64,718 |
| 2025-12-11 | CLEAN HARBORS INC (CLH) | EXEC. VICE PRESIDENT (CHESI) | Sell | 1,000 | $0 |
| 2025-07-03 | CLEAN HARBORS INC (CLH) | EXEC. VICE PRESIDENT (CHESI) | Sell | 399 | $91,590 |
| 2025-04-03 | CLEAN HARBORS INC (CLH) | EXEC. VICE PRESIDENT (CHESI) | Buy | 2,000 | $0 |
| 2025-04-02 | CLEAN HARBORS INC (CLH) | EXEC. VICE PRESIDENT (CHESI) | Sell | 351 | $67,708 |
| 2025-04-02 | CLEAN HARBORS INC (CLH) | EXEC. VICE PRESIDENT (CHESI) | Sell | 2,252 | $0 |
| 2025-03-18 | CLEAN HARBORS INC (CLH) | EXEC. VICE PRESIDENT (CHESI) | Sell | 351 | $67,708 |
| 2025-03-18 | CLEAN HARBORS INC (CLH) | EXEC. VICE PRESIDENT (CHESI) | Sell | 181 | $42,173 |
| 2025-02-04 | CLEAN HARBORS INC (CLH) | EXEC. VICE PRESIDENT (CHESI) | Sell | 452 | $105,316 |
Source: SEC Form 4 filings · as of 2026-03-17