Historical shareholding details of Mr. George L. Curtis holdings in Clean Harbors, Inc. (CLH)

Monthly changes of Mr. George L. Curtis shareholding in Clean Harbors, Inc. over the previous months

Month Name Total no. shares held Percent Holding
Jul 01, 2025 Mr. George L. Curtis 48,664 0.09%
Apr 01, 2025 Mr. George L. Curtis 49,052 0.09%
Mar 17, 2025 Mr. George L. Curtis 47,052 0.08%
Feb 01, 2025 Mr. George L. Curtis 49,655 0.09%
Jul 01, 2024 Mr. George L. Curtis 49,826 0.09%
Mar 15, 2024 Mr. George L. Curtis 50,432 0.09%
Feb 01, 2024 Mr. George L. Curtis 50,653 0.09%
Dec 15, 2023 Mr. George L. Curtis 48,036 0.09%
Aug 23, 2023 Mr. George L. Curtis 48,102 0.09%
Jul 03, 2023 Mr. George L. Curtis 58,405 0.10%
Mar 15, 2023 Mr. George L. Curtis 59,122 0.11%

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