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TETRA TECH INC (TTEK) Stock Ownership and Short Interest

USA - NASDAQ:TTEK - US88162G1031 - Common Stock

34.84 USD
+0.59 (+1.72%)
Last: 10/8/2025, 4:30:01 PM
34.84 USD
0 (0%)
After Hours: 10/8/2025, 4:30:01 PM
TTEK Ownership Chart.TTEK Ownership Chart: showing Insider, Institutional ownership and shares available to the public.TTEK Ownership.InsiderInstitutional



Shares Outstanding262.77M
Float261.37M
Float Short Interest Percentage4.2%
Owners (insider)0.39%
Owners (institutional)101.2%
Owners (insider) change-0.14%
Owners (institutional) change0.01%
TTEK Institutional Ownership HistoryTTEK Institutional Ownership HistoryTTEK Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 50M 100M 150M 200M 250M
TTEK Historical Insider Transactions ChartTTEK Historical Insider Buy and Sell Transactions ChartTTEK Historical Insider Transactions Nov 2024 Dec 2024 Jan 2025 Feb 2025 Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 0 50K 100K
Date Name Type Shares Price Amount
Aug 14, 2025 Birkenbeuel Gary Open Market Sale 2390 36.00 $ 86,050.04
Feb 27, 2025 Douglas John M. Option Excercise 718 27.91 $ 20,039.38
Feb 27, 2025 Douglas John M. Option Excercise 108 27.91 $ 3,014.28
Feb 5, 2025 Volpi Kirsten M Option Excercise 6000 9.59 $ 57,540.00
Feb 5, 2025 Volpi Kirsten M Other Disposition 3800 0.00 $ 0.00
Feb 4, 2025 Volpi Kirsten M Open Market Sale 10116 34.33 $ 347,312.66
Nov 20, 2024 CARTER BRIAN N Option Excercise 5982 40.22 $ 240,596.04
Nov 20, 2024 BURDICK STEVEN M Grant 27830 0.00 $ 0.00
Nov 20, 2024 BURDICK STEVEN M Option Excercise 15330 40.22 $ 616,572.60
Nov 20, 2024 Argus Roger R Grant 22705 0.00 $ 0.00
Nov 20, 2024 Argus Roger R Option Excercise 12507 40.22 $ 503,031.54
Nov 20, 2024 BATRACK DAN L Grant 154901 0.00 $ 0.00
Nov 20, 2024 BATRACK DAN L Option Excercise 85320 40.22 $ 3,431,570.40
Nov 20, 2024 Gandhi Prashant Grant 4921 0.00 $ 0.00
Nov 20, 2024 CARTER BRIAN N Grant 10984 0.00 $ 0.00
Nov 18, 2024 Hopson Preston III Option Excercise 7660 0.00 $ 0.00
Nov 18, 2024 Hopson Preston III Option Excercise 3016 41.12 $ 124,017.92
Nov 18, 2024 SHOEMAKER LESLIE L Option Excercise 9375 0.00 $ 0.00
Nov 18, 2024 SHOEMAKER LESLIE L Option Excercise 5166 41.12 $ 212,425.92
Nov 18, 2024 CARTER BRIAN N Option Excercise 3800 0.00 $ 0.00
Nov 18, 2024 CARTER BRIAN N Option Excercise 2070 41.12 $ 85,118.40
Nov 18, 2024 BURDICK STEVEN M Option Excercise 9375 0.00 $ 0.00
Nov 18, 2024 BURDICK STEVEN M Option Excercise 5166 41.12 $ 212,425.92
Nov 18, 2024 BATRACK DAN L Option Excercise 49435 0.00 $ 0.00
Nov 18, 2024 BATRACK DAN L Option Excercise 27230 41.12 $ 1,119,697.60