Curtis George L

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	452	105.32 k	49,384
1 Jul 24	CLH Clean Harbors	Common Stock	Payment of exercise	Dispose F	No	No	220.63	606	133.70 k	49,826
15 Mar 24	CLH Clean Harbors	Common Stock	Payment of exercise	Dispose F	No	No	187.84	221	41.51 k	50,432
1 Feb 24	CLH Clean Harbors	Common Stock	Grant	Acquire A	No	No	0	2,056	0.00	50,653
1 Feb 24	CLH Clean Harbors	Common Stock	Grant	Acquire A	No	No	0	561	0.00	48,597
15 Dec 23	CLH Clean Harbors	Common Stock	Payment of exercise	Dispose F	No	No	174.75	66	11.53 k	48,036

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