CURTIS GEORGE L - Insider Non-Derivative Transactions at CLEAN HARBORS INC (CLH) - (SEC)
Updated on January 3, 2026.
According to recent SEC insider information filed on Dec 9, 2025, CURTIS GEORGE L's relationship to CLEAN HARBORS INC (CLH) is Officer (EXEC. VICE PRESIDENT (CHESI)), and currently has 47,664 shares of Common Stock.
The chart below shows the number of shares owned, and the table shows the recent insider transactions.
You can see similar information for other CLH insiders.
Related Topics: SEC Topic List.
Data Source: SEC.
CURTIS GEORGE L - Insider Non-Derivative Transactions of CLH Common Stock
CURTIS GEORGE L - Insider Non-Derivative Transactions at CLH
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| Date | Transaction | No. of Shares | Price Per Share | Shares Owned After Transactions |
|---|---|---|---|---|
| Dec 10, 2025 | G -- (Common Stock) | 1000 | 0 | 47664 |
| Jul 2, 2025 | F -- (Common Stock) | 399 | 229.55 | 48664 |
| Apr 2, 2025 | Acquisition -- (Common Stock) | 2000 | 0 | 49052 |
| Mar 18, 2025 | Disposition -- (Common Stock) | 2252 | 0 | 47052 |
| Mar 18, 2025 | F -- (Common Stock) | 351 | 192.9 | 49304 |
| Feb 2, 2025 | F -- (Common Stock) | 452 | 233 | 49384 |
| Feb 2, 2025 | F -- (Common Stock) | 181 | 233 | 49655 |
| Jul 2, 2024 | F -- (Common Stock) | 606 | 220.63 | 49826 |
| Mar 16, 2024 | F -- (Common Stock) | 221 | 187.84 | 50432 |
| Feb 2, 2024 | Acquisition -- (Common Stock) | 561 | 0 | 48597 |
| Feb 2, 2024 | Acquisition -- (Common Stock) | 2056 | 0 | 50653 |
| Dec 16, 2023 | F -- (Common Stock) | 66 | 174.75 | 48036 |
| Aug 24, 2023 | Sell -- (Common Stock) | 10303 | 171.54 | 48102 |
| Jul 4, 2023 | Sell -- (Common Stock) | 717 | 164.43 | 58405 |
| Mar 16, 2023 | Sell -- (Common Stock) | 221 | 133.07 | 59122 |
| Feb 2, 2023 | Acquisition -- (Common Stock) | 866 | 0 | 56166 |
| Feb 2, 2023 | Acquisition -- (Common Stock) | 3177 | 0 | 59343 |
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