Tetra Tech Inc

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Tetra Tech Inc
CIK #0000831641
EDGAR Form CIK 2011 - 2026
10-K [0000831641]
10-Q [0000831641]
3 [0000831641]
4 [0000831641]
5 [0000831641]
8-K [0000831641]
SC 13G [0000831641]
Form 13D/13G Filer Form 13D/13G Subject Filed
Vanguard Capital Management LLC Tetra Tech Inc [2026-04-30]
Pictet Asset Management Sa Tetra Tech Inc [2025-02-11]
Pictet Asset Management Sa Tetra Tech Inc [2024-11-21]
Pictet Asset Management Sa Tetra Tech Inc [2024-01-31]
AllianceBernstein LP Tetra Tech Inc [2023-02-14]
Pictet Asset Management Sa Tetra Tech Inc [2023-02-03]
Pictet Asset Management Sa Tetra Tech Inc [2022-02-10]
Dimensional Fund Advisors LP Tetra Tech Inc [2017-02-09]
Dimensional Fund Advisors LP Tetra Tech Inc [2016-02-09]
Norges Bank Tetra Tech Inc [2015-02-09]
Vanguard Group Inc Tetra Tech Inc [2012-02-09]
Form 3/4/5 Subject 2011 - 2026
Tetra Tech Inc
Volpi Kirsten M
Feeler Jeffrey R
Thornburg Eric W
Ritrievi Kimberly E
Argus Roger R
Obiaya Christiana
Burdick Steven M
Carter Brian N
Hardwick M Susan
View All
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Tetra Tech Inc TTEK
COMMON STOCK
2026-03-16 Option exercise 2,910 $0.00
Tetra Tech Inc TTEK
COMMON STOCK
2026-03-16 Option exercise 4,500 $0.00
Tetra Tech Inc TTEK
COMMON STOCK
2026-03-16 Option exercise 1,925 $0.00
Tetra Tech Inc TTEK
RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · derivative
2026-03-16 Option exercise 1,718 $0.00
Tetra Tech Inc TTEK
RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · derivative
2026-03-16 Option exercise 2,250 $0.00
Tetra Tech Inc TTEK
RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · derivative
2026-03-16 Option exercise 1,925 $0.00
Tetra Tech Inc TTEK
RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · derivative
2026-03-16 Option exercise 795 $0.00
Tetra Tech Inc TTEK
COMMON STOCK
2026-03-16 Option exercise 1,900 $0.00
Tetra Tech Inc TTEK
COMMON STOCK
2026-03-16 Option exercise 2,125 $0.00
Tetra Tech Inc TTEK
RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · derivative
2026-03-16 Option exercise 1,900 $0.00
Tetra Tech Inc TTEK
RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · derivative
2026-03-16 Option exercise 2,125 $0.00
Tetra Tech Inc TTEK
RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · derivative
2026-03-16 Option exercise 2,910 $0.00
Tetra Tech Inc TTEK
COMMON STOCK
2026-03-16 Option exercise 2,250 $0.00
Tetra Tech Inc TTEK
RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · derivative
2026-03-16 Option exercise 795 $0.00
Tetra Tech Inc TTEK
COMMON STOCK
2026-03-16 Option exercise 1,718 $0.00
Tetra Tech Inc TTEK
COMMON STOCK
2026-03-16 Option exercise 2,050 $0.00
Tetra Tech Inc TTEK
COMMON STOCK
2026-03-16 Option exercise 795 $0.00
Tetra Tech Inc TTEK
RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · derivative
2026-03-16 Option exercise 4,500 $0.00
Tetra Tech Inc TTEK
COMMON STOCK
2026-03-16 Option exercise 795 $0.00
Tetra Tech Inc TTEK
RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) · derivative
2026-03-16 Option exercise 2,050 $0.00
showing 20 of 200 most recent transactions
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