CURTIS GEORGE L has filed 21 insider transactions across 1 company since February 2023.
Most recent transaction: a tax payment of 350 shares of CLEAN HARBORS INC ($CLH) on March 13, 2026.
Activity breakdown: 0 open-market purchases and 3 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| March 13, 2026 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | F | Common Stock | 350 | $288.93 | 47,065.0000 | 53,716,000 | 0.74% | 0.00% |
| March 13, 2026 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | D | Common Stock | 1028 | $0.00 | 46,048.0000 | 53,716,000 | 2.18% | 0.00% |
| Feb. 2, 2026 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | F | Common Stock | 249 | $259.91 | 47,415.0000 | 53,716,000 | 0.52% | 0.00% |
| Dec. 9, 2025 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | G | Common Stock | 1000 | $0.00 | 47,664.0000 | 53,871,000 | 2.05% | 0.00% |
| July 1, 2025 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | F | Common Stock | 399 | $229.55 | 48,664.0000 | 54,199,000 | 0.81% | 0.00% |
| April 1, 2025 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | A | Common Stock | 2000 | $0.00 | 49,052.0000 | 54,199,000 | 4.25% | 0.00% |
| March 17, 2025 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | F | Common Stock | 351 | $192.90 | 49,304.0000 | 54,199,000 | 0.71% | 0.00% |
| March 17, 2025 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | D | Common Stock | 2252 | $0.00 | 47,052.0000 | 54,199,000 | 4.57% | 0.00% |
| March 17, 2025 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | F | Common Stock | 351 | $192.90 | 49,304.0000 | 54,199,000 | 0.71% | 0.00% |
| Feb. 1, 2025 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | F | Common Stock | 181 | $233.00 | 49,655.0000 | 54,199,000 | 0.36% | 0.00% |
| Feb. 1, 2025 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | F | Common Stock | 452 | $233.00 | 49,384.0000 | 54,199,000 | 0.91% | 0.00% |
| July 1, 2024 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | F | Common Stock | 606 | $220.63 | 49,826.0000 | 54,382,000 | 1.20% | 0.00% |
| March 15, 2024 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | F | Common Stock | 221 | $187.84 | 50,432.0000 | 54,382,000 | 0.44% | 0.00% |
| Feb. 1, 2024 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | A | Common Stock | 561 | $0.00 | 48,597.0000 | 54,382,000 | 1.17% | 0.00% |
| Feb. 1, 2024 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | A | Common Stock | 2056 | $0.00 | 50,653.0000 | 54,382,000 | 4.23% | 0.00% |
| Dec. 15, 2023 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | F | Common Stock | 66 | $174.75 | 48,036.0000 | 54,487,000 | 0.14% | 0.00% |
| Aug. 23, 2023 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | S | Common Stock | 10303 | $171.54 | 48,102.0000 | 54,487,000 | 17.64% | 0.02% |
| July 3, 2023 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | S | Common Stock | 717 | $164.43 | 58,405.0000 | 54,487,000 | 1.21% | 0.00% |
| March 15, 2023 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | S | Common Stock | 221 | $133.07 | 59,122.0000 | 54,487,000 | 0.37% | 0.00% |
| Feb. 1, 2023 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | A | Common Stock | 866 | $0.00 | 56,166.0000 | 54,487,000 | 1.57% | 0.00% |
| Feb. 1, 2023 | CLEAN HARBORS INC | $CLH | CURTIS GEORGE L | EXEC. VICE PRESIDENT (CHESI) | A | Common Stock | 3177 | $0.00 | 59,343.0000 | 54,487,000 | 5.66% | 0.01% |