Roger R Argus

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
30 Nov 24	TTEK Tetra Tech	COMMON STOCK	Payment of exercise	Dispose F	No	No	41.51	1,507	62.56 k	25,543
30 Nov 24	TTEK Tetra Tech	COMMON STOCK	Option exercise	Acquire M	No	No	0	2,735	0.00	27,050
30 Nov 24	TTEK Tetra Tech	RSU COMMON STOCK	Option exercise	Dispose M	No	No	0	2,735	0.00	8,195
20 Nov 24	TTEK Tetra Tech	COMMON STOCK	Payment of exercise	Dispose F	No	No	40.22	12,507	503.03 k	24,315
20 Nov 24	TTEK Tetra Tech	COMMON STOCK	Grant	Acquire A	No	No	0	22,705	0.00	36,822
20 Nov 24	TTEK Tetra Tech	RSU COMMON STOCK	Grant	Acquire A	No	No	0	9,818	0.00	9,818
18 Nov 24	TTEK Tetra Tech	COMMON STOCK	Payment of exercise	Dispose F	No	No	41.12	4,108	168.92 k	14,117
18 Nov 24	TTEK Tetra Tech	COMMON STOCK	Option exercise	Acquire M	No	No	0	2,535	0.00	18,225
18 Nov 24	TTEK Tetra Tech	COMMON STOCK	Option exercise	Acquire M	No	No	0	2,055	0.00	15,690
18 Nov 24	TTEK Tetra Tech	COMMON STOCK	Option exercise	Acquire M	No	No	0	2,865	0.00	13,635

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