Dan L Batrack

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	11,708	486.00 k	225,718
30 Nov 24	TTEK Tetra Tech	COMMON STOCK	Option exercise	Acquire M	No	No	0	21,255	0.00	237,426
30 Nov 24	TTEK Tetra Tech	RSU COMMON STOCK	Option exercise	Dispose M	No	No	0	21,255	0.00	63,760
20 Nov 24	TTEK Tetra Tech	COMMON STOCK	Payment of exercise	Dispose F	No	No	40.22	85,320	3.43 mm	216,171
20 Nov 24	TTEK Tetra Tech	COMMON STOCK	Grant	Acquire A	No	No	0	154,901	0.00	301,491
20 Nov 24	TTEK Tetra Tech	RSU COMMON STOCK	Grant	Acquire A	No	No	0	77,320	0.00	77,320
18 Nov 24	TTEK Tetra Tech	COMMON STOCK	Payment of exercise	Dispose F	No	No	41.12	27,230	1.12 mm	146,590
18 Nov 24	TTEK Tetra Tech	COMMON STOCK	Option exercise	Acquire M	No	No	0	19,015	0.00	173,820
18 Nov 24	TTEK Tetra Tech	COMMON STOCK	Option exercise	Acquire M	No	No	0	14,030	0.00	154,805
18 Nov 24	TTEK Tetra Tech	COMMON STOCK	Option exercise	Acquire M	No	No	0	16,390	0.00	140,775

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