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Tetra Tech Inc

TTEK
Exchange
Nasdaq
Industry
Services-Engineering Services
SEC CIK
0000831641

No open-market purchases or sales by Tetra Tech Inc insiders were filed in the last 90 days; 555 institutions reported holding it in 13F filings for Q2 2026, worth $7.32B in total; no superinvestor holds it.

13F holders, Q3 2022

Institutional positions in Tetra Tech Inc as of Sep 30, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
412
+2 vs. Q2 2022
Shares held
46.0M
−173.5K (−0.4%) vs. Q2 2022
Total value
$5.91B
−$398.8M (−6.3%) vs. Q2 2022
New holders
39
153 more added
Sold out
37
141 more reduced

5 institutions that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2022: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting TTEK on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2022: 412 institutions
Q1 2021: 365 institutionsQ2 2021: 366 institutionsQ3 2021: 359 institutionsQ4 2021: 401 institutionsQ1 2022: 404 institutionsQ2 2022: 415 institutionsQ3 2022: 412 institutionsQ4 2022: 470 institutionsQ1 2023: 445 institutionsQ2 2023: 455 institutionsQ3 2023: 471 institutionsQ4 2023: 510 institutionsQ1 2024: 512 institutionsQ2 2024: 600 institutionsQ3 2024: 646 institutionsQ4 2024: 638 institutionsQ1 2025: 568 institutionsQ2 2025: 590 institutionsQ3 2025: 597 institutionsQ4 2025: 611 institutionsQ1 2026: 593 institutionsQ2 2026: 555 institutions
Value heldQ3 2022: $5.91B
Q1 2021: $6.39BQ2 2021: $5.68BQ3 2021: $7.08BQ4 2021: $7.93BQ1 2022: $7.86BQ2 2022: $6.31BQ3 2022: $5.91BQ4 2022: $6.68BQ1 2023: $6.81BQ2 2023: $7.67BQ3 2023: $7.09BQ4 2023: $7.87BQ1 2024: $8.66BQ2 2024: $9.88BQ3 2024: $11.2BQ4 2024: $9.45BQ1 2025: $7.18BQ2 2025: $8.94BQ3 2025: $8.22BQ4 2025: $8.10BQ1 2026: $7.35BQ2 2026: $7.32B
Institutions holding TTEK and their total value by quarter
QuarterHoldersValue
Q2 2026555$7.32B
Q1 2026593$7.35B
Q4 2025611$8.10B
Q3 2025597$8.22B
Q2 2025590$8.94B
Q1 2025568$7.18B
Q4 2024638$9.45B
Q3 2024646$11.2B
Q2 2024600$9.88B
Q1 2024512$8.66B
Q4 2023510$7.87B
Q3 2023471$7.09B
Q2 2023455$7.67B
Q1 2023445$6.81B
Q4 2022470$6.68B
Q3 2022412$5.91B
Q2 2022415$6.31B
Q1 2022404$7.86B
Q4 2021401$7.93B
Q3 2021359$7.08B
Q2 2021366$5.68B
Q1 2021365$6.39B

Institutions, Q3 2022

Shares, value and share of portfolio for each institution holding Tetra Tech Inc; share changes are against Q2 2022.

Institutions holding TTEK in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
T. Rowe Price Investment Management, Inc.713,569$91.7M0.07%+713,569New
Bank of America Corp751,760$96.6M0.01%−54,582−6.8%Reduced
Dimensional Fund Advisors LP820,664$105.5M0.04%−42,537−4.9%Reduced
Norges Bank822,248$105.7M0.03%+2,272+0.3%Added
Geode Capital Management, LLC860,997$110.7M0.02%+16,624+2.0%Added
Invesco Ltd.955,626$122.8M0.04%−14,246−1.5%Reduced
State Street Corp1,441,144$185.2M0.01%+8,065+0.6%Added
Neuberger Berman Group LLC1,751,211$225.1M0.24%−11,813−0.7%Reduced
Pictet Asset Management SA2,637,863$339.0M0.50%+60,405+2.3%Added
Alliancebernstein L.P.3,199,519$411.2M0.20%−150,264−4.5%Reduced
Vanguard Group Inc5,221,253$671.1M0.02%+92,052+1.8%Added
BlackRock Inc.5,910,423$759.7M0.03%−134,396−2.2%Reduced
HRT Financial LP0$00.00%−108,754−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−39,265−100.0%Sold out
Desjardins Global Asset Management Inc.0$00.00%−39,175−100.0%Sold out
SG Americas Securities, LLC0$00.00%−30,713−100.0%Sold out
Private Advisor Group, LLC0$00.00%−20,527−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−14,519−100.0%Sold out
Centiva Capital, LP0$00.00%−13,866−100.0%Sold out
Marshall Wace, LLP0$00.00%−11,390−100.0%Sold out
Janus Henderson Group PLC0$00.00%−9,836−100.0%Sold out
STRS Ohio0$00.00%−7,576−100.0%Sold out
Laurion Capital Management LP0$00.00%−7,426−100.0%Sold out
Pinz Capital Management, LP0$00.00%−6,320−100.0%Sold out
Panagora Asset Management Inc0$00.00%−4,706−100.0%Sold out
Walleye Trading LLC0$00.00%−4,683−100.0%Sold out
Maryland State Retirement & Pension System0$00.00%−4,100−100.0%Sold out
Gsa Capital Partners LLP0$00.00%−3,661−100.0%Sold out
Jefferies Group LLC0$00.00%−2,699−100.0%Sold out
Diametric Capital, LP0$00.00%−2,640−100.0%Sold out
Cim Investment Mangement Inc0$00.00%−2,509−100.0%Sold out
Atria Wealth Solutions, Inc.0$00.00%−1,978−100.0%Sold out
Bluestein R H & Co0$00.00%−1,860−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−1,696−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−1,655−100.0%Sold out
Philadelphia Trust Co0$00.00%−1,500−100.0%Sold out
XTX Topco Ltd0$00.00%−1,488−100.0%Sold out
Abbrea Capital, LLC0$00.00%−1,480−100.0%Sold out
SeaCrest Wealth Management, LLC0$00.00%−112−100.0%Sold out
Venture Visionary Partners LLC0$00.00%−100−100.0%Sold out
Rockbridge Investment Management, LCC0$00.00%−100−100.0%Sold out
Logan Capital Management Inc0$00.00%−39−100.0%Sold out
Halpern Financial, Inc.0$00.00%−21−100.0%Sold out
Patriot Financial Group Insurance Agency, LLC0$00.00%−12−100.0%Sold out
Geneos Wealth Management Inc.0$00.00%−20−100.0%Sold out
Sargent Bickham Lagudis LLC0$00.00%−4−100.0%Sold out
Charter Oak Capital Management, LLC0$00.00%−5−100.0%Sold out
Steward Financial Group LLC0$00.00%−13−100.0%Sold out
Beacon Capital Management, LLC0$00.00%−5−100.0%Sold out
HighPoint Advisor Group LLC––––Not filed
Coldstream Capital Management Inc––––Not filed
Private Capital Group, LLC––––Not filed
Fieldpoint Private Securities, LLC––––Not filed
Urban Wealth Management, LLC––––Not filed