Insider Trading History of Curtis George L

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Curtis George L since 2006. This trader's CIK number is 1216581. At the time of last reporting, Curtis George L was the EXEC. VICE PRESIDENT (CHESI) of Clean Harbors Inc. (stock ticker symbol CLH). Also see all insider trading activities at Clean Harbors Inc.

Yearly summary of insider trading at Clean Harbors Inc (CLH) by Curtis George L

		Insider Buying		Insider Sales		Option Exercises
Year	Symbol	Shares	Value	Shares	Value	Shares	Value
2023	CLH	0	$0	11,241	$1,914,680	0	$0
2019	CLH	0	$0	10,408	$872,398	0	$0
2016	CLH	0	$0	6,016	$336,896	0	$0
2011	CLH	0	$0	5,000	$525,100	0	$0
2010	CLH	0	$0	5,000	$301,200	5,000	$64,900
2007	CLH	0	$0	2,500	$112,274	2,500	$4,525
2006	CLH	0	$0	2,000	$72,240	2,000	$3,500

Insider trading of Clean Harbors Inc (CLH) by Curtis George L

Trade Date	Symbol	Trade Type	Shares	Price ($)	Value ($)
2023-08-23	CLH	Sale	10,303	171.54	1,767,376
2023-07-03	CLH	Sale	717	164.43	117,896
2023-03-15	CLH	Sale	221	133.07	29,408
2019-10-31	CLH	Sale	10,408	83.82	872,398
2016-12-12	CLH	Sale	6,016	56.00	336,896
2011-07-05	CLH	Sale	5,000	105.02	525,100
2010-05-07	CLH	Option Ex	5,000	12.98	64,900
2010-05-07	CLH	Sale	5,000	60.24	301,200
2007-04-09	CLHB	Option Ex	2,500	1.81	4,525
2007-04-09	CLHB	Sale	2,500	44.91	112,274
2006-05-09	CLHB	Sale	2,000	36.12	72,240
2006-05-09	CLHB	Option Ex	2,000	1.75	3,500

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Curtis George L (EXEC. VICE PRESIDENT (CHESI) of Clean Harbors Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.

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