Underwood Rebecca - Insider Non-Derivative Transactions at CLEAN HARBORS INC (CLH) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Dec 15, 2025, Underwood Rebecca's relationship to CLEAN HARBORS INC (CLH) is Officer (PRESIDENT & EVP FACILITIES), and currently has 17,284 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.

Underwood Rebecca - Insider Non-Derivative Transactions of CLH Common Stock

Underwood Rebecca - Insider Non-Derivative Transactions at CLH

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Dec 16, 2025	F -- (Common Stock)	51	240.71	17284
Jul 2, 2025	F -- (Common Stock)	1051	229.55	17335
Mar 18, 2025	F -- (Common Stock)	176	192.9	18386
Feb 2, 2025	Acquisition -- (Common Stock)	863	0	16274
Feb 2, 2025	F -- (Common Stock)	299	233	18562
Feb 2, 2025	Acquisition -- (Common Stock)	2587	0	18861
Dec 16, 2024	F -- (Common Stock)	88	244.28	15411
Jul 2, 2024	F -- (Common Stock)	1051	220.63	15499
Mar 16, 2024	F -- (Common Stock)	86	187.84	16550
Feb 2, 2024	Acquisition -- (Common Stock)	765	0	13833
Feb 2, 2024	Acquisition -- (Common Stock)	2803	0	16636
Dec 16, 2023	F -- (Common Stock)	558	174.75	13068