Historical shareholding details of Mr. Robert J. Willett holdings in Clean Harbors, Inc. (CLH)

Monthly changes of Mr. Robert J. Willett shareholding in Clean Harbors, Inc. over the previous months

Month Name Total no. shares held Percent Holding
May 21, 2025 Mr. Robert J. Willett 9,376 0.02%
May 22, 2024 Mr. Robert J. Willett 8,587 0.02%
May 24, 2023 Mr. Robert J. Willett 7,751 0.01%

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