George L. Curtis serves as Executive at CLEAN HARBORS INC, where they oversee executive responsibilities. Since joining the company, George L. Curtis has executed 110 insider transactions totaling $4.1M, demonstrating a bearish approach to their equity position. Their most recent transaction on Dec 9, 2025 involved gifting 1,000 shares valued at $0.
George L. Curtis currently holds 47,664 shares of CLEAN HARBORS INC (CLHB), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, George L. Curtis has been a net seller of CLHB stock. They have purchased $0 and sold $4.1M worth of shares.
George L. Curtis's most recent insider trade was on Dec 9, 2025, when they sold 1,000 shares at $0.00 per share.
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| $220.63 |
| Discretionary |
| Mar 15, 2024 | CLH | $41.5K | Payment | 221 | $187.84 | Discretionary |
| Feb 1, 2024 | CLH | $0 | Award | 2,056 | $N/A | Discretionary |
| Feb 1, 2024 | CLH | $0 | Award | 561 | $N/A | Discretionary |
| Dec 15, 2023 | CLH | $11.5K | Payment | 66 | $174.75 | Discretionary |
| Aug 23, 2023 | CLH | $1.8M | Sale | 10,303 | $171.54 | Discretionary |
| Jul 3, 2023 | CLH | $117.9K | Sale | 717 | $164.43 | Discretionary |
| Mar 15, 2023 | CLH | $29.4K | Sale | 221 | $133.07 | Discretionary |
| Feb 1, 2023 | CLH | $0 | Award | 3,177 | $N/A | Discretionary |
| Feb 1, 2023 | CLH | $0 | Award | 866 | $N/A | Discretionary |
| Dec 15, 2022 | CLH | $17.5K | Payment | 150 | $116.50 | Discretionary |
| Jul 1, 2022 | CLH | $59.7K | Payment | 661 | $90.32 | Discretionary |
| Mar 15, 2022 | CLH | $4.7K | Payment | 44 | $105.77 | Discretionary |
| Mar 10, 2022 | CLH | $0 | Disposition | 458 | $N/A | Discretionary |
| Feb 7, 2022 | CLH | $0 | Award | 3,753 | $N/A | Discretionary |
| Feb 7, 2022 | CLH | $0 | Award | 1,024 | $N/A | Discretionary |
| Dec 15, 2021 | CLH | $41.4K | Payment | 419 | $98.73 | Discretionary |
| Jul 1, 2021 | CLH | $36.8K | Payment | 395 | $93.23 | Discretionary |
| Jul 1, 2021 | CLH | $0 | Award | 1,086 | $N/A | Discretionary |
| Jul 1, 2021 | CLH | $0 | Award | 3,982 | $N/A | Discretionary |
| Jun 1, 2021 | CLH | $10.2K | Payment | 108 | $94.13 | Discretionary |
| Mar 15, 2021 | CLH | $0 | Disposition | 707 | $N/A | Discretionary |
| Mar 15, 2021 | CLH | $27.3K | Payment | 305 | $89.50 | Discretionary |
| Dec 15, 2020 | CLH | $13.6K | Payment | 186 | $72.99 | Discretionary |
| Jul 1, 2020 | CLH | $0 | Award | 2,287 | $N/A | Discretionary |
| Jul 1, 2020 | CLH | $0 | Award | 1,715 | $N/A | Discretionary |
| Jul 1, 2020 | CLH | $16.0K | Payment | 274 | $58.30 | Discretionary |
| Jun 1, 2020 | CLH | $12.3K | Payment | 202 | $60.78 | Discretionary |
| Apr 1, 2020 | CLH | $22.5K | Payment | 490 | $45.91 | Discretionary |