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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, Q1 2023

Institutional positions in Tetra Tech Inc as of Mar 31, 2023. 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
445
−17 vs. Q4 2022
Shares held
46.3M
+369.2K (+0.8%) vs. Q4 2022
Total value
$6.81B
+$143.1M (+2.1%) vs. Q4 2022
New holders
42
175 more added
Sold out
59
152 more reduced

8 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2023: 445 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 heldQ1 2023: $6.81B
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, Q1 2023

Shares, value and share of portfolio for each institution holding Tetra Tech Inc; share changes are against Q4 2022.

Institutions holding TTEK in Q1 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Allianz Asset Management GmbH212,357$31.2M0.07%+27,188+14.7%Added
FMR LLC221,244$32.5M0.00%+4,835+2.2%Added
Mirae Asset Global Investments Co., Ltd.236,089$34.7M0.08%+15,561+7.1%Added
Loomis Sayles & Co L P242,563$35.6M0.06%+23,121+10.5%Added
Sarasin & Partners LLP247,949$36.4M0.46%+10,566+4.5%Added
Candriam Luxembourg S.C.A.269,841$36.5M0.25%+65,574+32.1%Added
Neumeier Poma Investment Counsel LLC248,923$36.6M3.41%−6,500−2.5%Reduced
Robeco Schweiz AG249,832$36.7M0.59%+249,832New
Vontobel Holding Ltd.256,971$37.8M0.35%−9,250−3.5%Reduced
Agf Management Ltd258,764$38.0M0.26%−2,386−0.9%Reduced
Nuveen Asset Management, LLC261,759$38.5M0.01%−2,918−1.1%Reduced
Rockefeller Capital Management L.P.268,091$39.4M0.17%+222,634+489.8%Added
TimesSquare Capital Management, LLC283,860$41.7M0.61%+75,950+36.5%Added
Millennium Management LLC285,403$41.9M0.05%−34,812−10.9%Reduced
Goldman Sachs Group Inc326,234$47.9M0.01%−97,914−23.1%Reduced
JPMorgan Chase & Co327,983$48.2M0.01%+82,186+33.4%Added
Rheos Capital Works Inc.356,300$52.3M2.91%+49,500+16.1%Added
Macquarie Group Ltd360,752$53.0M0.06%+15,568+4.5%Added
Wellington Management Group LLP376,195$55.3M0.01%−28,452−7.0%Reduced
Bowen Hanes & Co Inc380,545$55.9M1.92%+270+0.1%Added
CI Private Wealth, LLC442,958$65.1M0.17%−53,579−10.8%Reduced
Copeland Capital Management, LLC450,489$66.2M1.56%+27,017+6.4%Added
Northern Trust Corp460,655$67.7M0.01%+5,427+1.2%Added
First Trust Advisors LP469,160$68.9M0.08%+24,263+5.5%Added
DekaBank Deutsche Girozentrale502,710$71.8M0.18%−5,700−1.1%Reduced
Kames Capital plc508,270$74.7M1.30%+46,881+10.2%Added
Bank of New York Mellon Corp524,992$77.1M0.02%−5,247−1.0%Reduced
Allspring Global Investments Holdings, LLC532,429$78.2M0.13%+12,111+2.3%Added
Charles Schwab Investment Management Inc564,203$82.9M0.03%+6,278+1.1%Added
Morgan Stanley591,162$86.8M0.01%−11,603−1.9%Reduced
Dimensional Fund Advisors LP605,997$89.0M0.03%−134,492−18.2%Reduced
Norges Bank677,290$99.5M0.02%−235,085−25.8%Reduced
T. Rowe Price Investment Management, Inc.708,256$104.0M0.07%+501+0.1%Added
Bank of America Corp714,152$104.9M0.01%−9,559−1.3%Reduced
Amundi743,424$106.8M0.06%+193,651+35.2%Added
Standard Life Aberdeen plc811,635$119.2M0.30%+120,424+17.4%Added
Invesco Ltd.814,628$119.7M0.03%+47,139+6.1%Added
Geode Capital Management, LLC867,352$127.4M0.02%−3,838−0.4%Reduced
FIL Ltd876,726$128.8M0.15%+307,835+54.1%Added
State Street Corp1,496,939$219.9M0.01%+30,500+2.1%Added
Neuberger Berman Group LLC1,678,066$246.5M0.23%−37,823−2.2%Reduced
Pictet Asset Management SA3,027,690$444.8M0.56%+305,293+11.2%Added
Alliancebernstein L.P.3,077,805$452.2M0.19%+129,103+4.4%Added
BlackRock Inc.5,435,780$798.6M0.02%−294,428−5.1%Reduced
Vanguard Group Inc5,605,294$823.5M0.02%+268,393+5.0%Added
Beacon Harbor Wealth Advisors, Inc.0$00.00%−29,054−100.0%Sold out
PDT Partners, LLC0$00.00%−25,147−100.0%Sold out
Cooper Creek Partners Management LLC0$00.00%−21,137−100.0%Sold out
Bank of Nova Scotia0$00.00%−21,091−100.0%Sold out
APG Asset Management N.V.0$00.00%−18,400−100.0%Sold out
HRT Financial LP0$00.00%−16,923−100.0%Sold out
Emerald Mutual Fund Advisers Trust0$00.00%−16,000−100.0%Sold out
Duality Advisers, LP0$00.00%−15,610−100.0%Sold out
Gsa Capital Partners LLP0$00.00%−15,051−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−15,025−100.0%Sold out
Dynamic Technology Lab Private Ltd0$00.00%−14,720−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−14,700−100.0%Sold out
Aquatic Capital Management LLC0$00.00%−13,500−100.0%Sold out
Tudor Investment Corp Et Al0$00.00%−13,311−100.0%Sold out
Graham Capital Management, L.P.0$00.00%−13,210−100.0%Sold out
Trexquant Investment LP0$00.00%−12,577−100.0%Sold out
Pacer Advisors, Inc.0$00.00%−10,150−100.0%Sold out
Twinbeech Capital LP0$00.00%−9,871−100.0%Sold out
Quantbot Technologies LP0$00.00%−8,687−100.0%Sold out
Teza Capital Management LLC0$00.00%−7,536−100.0%Sold out
Point72 Middle East FZE0$00.00%−6,792−100.0%Sold out
Connor, Clark & Lunn Investment Management Ltd.0$00.00%−6,020−100.0%Sold out
Fox Run Management, L.L.C.0$00.00%−3,605−100.0%Sold out
Cresset Asset Management, LLC0$00.00%−3,427−100.0%Sold out
Kestra Advisory Services, LLC0$00.00%−3,264−100.0%Sold out
Chapin Davis, Inc.0$00.00%−2,975−100.0%Sold out
Occudo Quantitative Strategies LP0$00.00%−2,660−100.0%Sold out
Voloridge Investment Management, LLC0$00.00%−2,654−100.0%Sold out
Park Avenue Securities LLC0$00.00%−2,405−100.0%Sold out
Maverick Capital LtdSuperinvestorMaverick Capital0$00.00%−2,165−100.0%Sold out
Franklin Resources Inc0$00.00%−2,154−100.0%Sold out
Moors & Cabot, Inc.0$00.00%−2,080−100.0%Sold out
Kaizen Financial Strategies0$00.00%−2,000−100.0%Sold out
Financial Network Wealth Management LLC0$00.00%−1,900−100.0%Sold out
Dark Forest Capital Management LP0$00.00%−1,867−100.0%Sold out
BNP PARIBAS ASSET MANAGEMENT Holding S.A.0$00.00%−1,788−100.0%Sold out
Ground Swell Capital, LLC0$00.00%−1,783−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−1,701−100.0%Sold out
Verity Asset Management, Inc.0$00.00%−1,683−100.0%Sold out
MQS Management LLC0$00.00%−1,665−100.0%Sold out
Kula Investments, LLC0$00.00%−1,591−100.0%Sold out
Inceptionr LLC0$00.00%−1,380−100.0%Sold out
U.S. Capital Wealth Advisors, LLC0$00.00%−512−100.0%Sold out
Money Concepts Capital Corp0$00.00%−500−100.0%Sold out
MinichMacGregor Wealth Management, LLC0$00.00%−475−100.0%Sold out
Accurate Wealth Management, LLC0$00.00%−291−100.0%Sold out
Comerica Securities,inc.0$00.00%−215−100.0%Sold out
Coppell Advisory Solutions LLC0$00.00%−135−100.0%Sold out
Coppell Advisory Solutions Corp.0$00.00%−135−100.0%Sold out
Sierra Capital LLC0$00.00%−103−100.0%Sold out
Fortis Capital Advisors, LLC0$00.00%−59−100.0%Sold out
MRP Capital Investments, LLC0$00.00%−36−100.0%Sold out
Quarry LP0$00.00%−36−100.0%Sold out
Loring Wolcott & Coolidge Fiduciary Advisors LLP0$00.00%−33−100.0%Sold out
Fiduciary Alliance LLC0$00.00%−13−100.0%Sold out