Dugas Eric J.

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
1 Feb 25	CLH Clean Harbors	Common Stock	Payment of exercise	Dispose F	No	No	233	816	190.13 k	22,664
1 Feb 25	CLH Clean Harbors	Common Stock	Grant	Acquire A	No	No	0	2,924	0.00	23,480
1 Feb 25	CLH Clean Harbors	Common Stock	Grant	Acquire A	No	No	0	975	0.00	20,556
1 Nov 24	CLH Clean Harbors	Common Stock	Payment of exercise	Dispose F	No	No	233	162	37.75 k	19,581
1 Jul 24	CLH Clean Harbors	Common Stock	Payment of exercise	Dispose F	No	No	220.63	933	205.85 k	19,743
1 Jun 24	CLH Clean Harbors	Common Stock	Payment of exercise	Dispose F	No	No	216.59	806	174.57 k	20,676
3 May 24	CLH Clean Harbors	Common Stock	Sell	Dispose S	No	No	208.74	6,200	1.29 mm	21,482

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.