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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, Q4 2022

Institutional positions in Tetra Tech Inc as of Dec 31, 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
470
+66 vs. Q3 2022
Shares held
46.0M
+683.6K (+1.5%) vs. Q3 2022
Total value
$6.68B
+$852.2M (+14.6%) vs. Q3 2022
New holders
90
147 more added
Sold out
24
153 more reduced

8 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2022: 470 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 heldQ4 2022: $6.68B
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, Q4 2022

Shares, value and share of portfolio for each institution holding Tetra Tech Inc; share changes are against Q3 2022.

Institutions holding TTEK in Q4 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Manufacturers Life Insurance Company, The42,896$6.23M0.00%−395−0.9%Reduced
GHP Investment Advisors, Inc.42,390$6.15M0.42%−952−2.2%Reduced
AQR Capital Management LLC42,757$6.10M0.01%−19,573−31.4%Reduced
Thematics Asset Management41,250$5.99M0.36%+41,250New
State Board of Administration of Florida Retirement System40,851$5.93M0.01%+1,530+3.9%Added
Two Sigma Advisers, LP40,000$5.81M0.02%+9,900+32.9%Added
Amalgamated Bank39,467$5.73M0.05%−412−1.0%Reduced
Acadian Asset Management LLC37,158$5.39M0.03%+33,816+1,011.8%Added
Castleark Management LLC37,090$5.39M0.28%+37,090New
Bahl & Gaynor Inc36,658$5.32M0.03%−542−1.5%Reduced
Great West Life Assurance Co36,539$5.30M0.01%+3,176+9.5%Added
First Republic Investment Management, Inc.36,386$5.28M0.01%−1,626−4.3%Reduced
Asset Management One Co.,Ltd.35,959$5.25M0.03%−3,525−8.9%Reduced
HighTower Advisors, LLC35,847$5.21M0.01%−5,475−13.2%Reduced
McKinley Capital Management LLC /Delaware35,719$5.19M0.69%−436−1.2%Reduced
UBS Group AG35,702$5.18M0.00%+6,095+20.6%Added
Texas Permanent School Fund35,619$5.17M0.08%−2,729−7.1%Reduced
Ergoteles LLC35,523$5.16M0.19%+8,004+29.1%Added
Jump Financial, LLC34,423$5.00M0.26%+4,023+13.2%Added
MetLife Investment Management34,209$4.97M0.04%−940−2.7%Reduced
Raymond James & Associates33,859$4.92M0.00%+6,548+24.0%Added
Two Sigma Investments, LP33,664$4.89M0.02%+6,627+24.5%Added
SEI Investments Co33,228$4.82M0.01%−88,204−72.6%Reduced
Thornburg Investment Management Inc31,081$4.51M0.08%+31,081New
Sumitomo Mitsui DS Asset Management Company, Ltd31,044$4.51M0.09%00.0%Unchanged
Pendal Group Limited30,771$4.47M0.04%+10,595+52.5%Added
State of New Jersey Common Pension Fund D29,638$4.30M0.02%00.0%Unchanged
Quadrature Capital Ltd29,424$4.27M0.13%+29,424New
Canada Pension Plan Investment Board29,300$4.25M0.01%+18,900+181.7%Added
Beacon Harbor Wealth Advisors, Inc.29,054$4.22M1.43%+29,054New
Bridge City Capital, LLC28,366$4.12M2.11%−199−0.7%Reduced
Public Employees Retirement System of Ohio28,066$4.08M0.02%−641−2.2%Reduced
Aptus Capital Advisors, LLC27,550$4.00M0.13%+3,272+13.5%Added
Yousif Capital Management, LLC27,168$3.94M0.05%−229−0.8%Reduced
Advisor Group Holdings, Inc.26,901$3.91M0.01%+826+3.2%Added
Ontario Teachers Pension Plan Board26,607$3.86M0.04%−1,199−4.3%Reduced
Nisa Investment Advisors, LLC26,195$3.80M0.03%00.0%Unchanged
Comerica Bank24,983$3.77M0.03%−461−1.8%Reduced
Squarepoint Ops LLC25,927$3.76M0.03%+25,927New
Rice Hall James & Associates, LLC25,191$3.66M0.21%−791−3.0%Reduced
PDT Partners, LLC25,147$3.65M0.59%−4,757−15.9%Reduced
Crown Advisors Management, Inc.25,000$3.63M3.30%00.0%Unchanged
Commonwealth of Pennsylvania Public School Empls Retrmt Sys23,834$3.46M0.03%+2,694+12.7%Added
Stifel Financial Corp23,725$3.44M0.01%−339−1.4%Reduced
Price T Rowe Associates Inc22,874$3.32M0.00%+659+3.0%Added
Putnam Investments LLC22,828$3.31M0.01%−316−1.4%Reduced
Treasurer of the State of North Carolina22,822$3.31M0.02%−100.0%Reduced
Kiwi Wealth Investments Limited Partnership22,697$3.30M0.22%−6,810−23.1%Reduced
Barclays PLC21,925$3.18M0.00%−4,458−16.9%Reduced
NFJ Investment Group, LLC21,895$3.18M0.08%+1,865+9.3%Added
Cooper Creek Partners Management LLC21,137$3.07M0.25%+5,070+31.6%Added
Bank of Nova Scotia21,091$3.06M0.01%+6,232+41.9%Added
Teacher Retirement System of Texas20,819$3.02M0.02%−758−3.5%Reduced
Ameritas Investment Partners, Inc.19,812$3.00M0.12%00.0%Unchanged
Bleakley Financial Group, LLC20,611$2.99M0.11%+20,611New
Brinker Capital Investments, LLC20,104$2.92M0.06%−570−2.8%Reduced
Mirova19,380$2.81M0.44%+3,000+18.3%Added
Catalyst Capital Advisors LLC19,365$2.81M0.09%00.0%Unchanged
Sawtooth Solutions, LLC19,162$2.78M0.38%−1,494−7.2%Reduced
Prudential Financial Inc19,147$2.78M0.00%−2,346−10.9%Reduced
Susquehanna Fundamental Investments, LLC18,899$2.74M0.05%−4,632−19.7%Reduced
Voya Investment Management LLC18,459$2.68M0.00%−551−2.9%Reduced
APG Asset Management N.V.18,400$2.67M0.01%+2,800+17.9%Added
Van Eck Associates Corp17,383$2.52M0.01%−2,986−14.7%Reduced
Citigroup Inc17,283$2.51M0.00%−6,404−27.0%Reduced
Alpine Woods Capital Investors, LLC17,015$2.47M0.36%00.0%Unchanged
HRT Financial LP16,923$2.46M0.03%+16,923New
Mackenzie Financial Corp16,501$2.40M0.00%+1,140+7.4%Added
Gotham Asset Management, LLC16,367$2.38M0.07%−13,931−46.0%Reduced
Isthmus Partners, LLC16,218$2.35M0.35%+93+0.6%Added
HSBC Holdings PLC16,310$2.34M0.00%−2,680−14.1%Reduced
Emerald Mutual Fund Advisers Trust16,000$2.32M0.14%−48,551−75.2%Reduced
Algert Global LLC15,741$2.29M0.13%00.0%Unchanged
Duality Advisers, LP15,610$2.27M0.26%−1,130−6.8%Reduced
Oregon Public Employees Retirement Fund15,594$2.26M0.03%+26+0.2%Added
Staley Capital Advisers Inc15,200$2.21M0.13%+200+1.3%Added
Nordea Investment Management AB15,395$2.20M0.00%−1,645−9.7%Reduced
Gsa Capital Partners LLP15,051$2.19M0.27%+15,051New
Arizona State Retirement System15,045$2.18M0.02%+457+3.1%Added
ExodusPoint Capital Management, LP15,025$2.18M0.03%−41,028−73.2%Reduced
Advisors Asset Management, Inc.14,891$2.16M0.04%−15,121−50.4%Reduced
B. Metzler seel. Sohn & Co. AG14,836$2.15M0.04%00.0%Unchanged
Dynamic Technology Lab Private Ltd14,720$2.14M0.21%+14,720New
Schonfeld Strategic Advisors LLC14,700$2.13M0.02%+7,697+109.9%Added
Jane Street Group, LLC14,378$2.09M0.00%−26,755−65.0%Reduced
Bristlecone Advisors, LLC14,240$2.07M0.25%−1,420−9.1%Reduced
Thrivent Financial for Lutherans14,211$2.06M0.01%00.0%Unchanged
Louisiana State Employees Retirement System14,200$2.06M0.06%00.0%Unchanged
Formula Growth Ltd14,000$2.03M0.60%00.0%Unchanged
Ensign Peak Advisors, Inc13,951$2.03M0.00%−4,150−22.9%Reduced
State of Michigan Retirement System13,508$1.96M0.01%+100+0.7%Added
Aquatic Capital Management LLC13,500$1.96M0.14%+13,500New
Tudor Investment Corp Et Al13,311$1.93M0.05%−5,894−30.7%Reduced
Graham Capital Management, L.P.13,210$1.92M0.07%−2,450−15.6%Reduced
Artemis Investment Management LLP13,054$1.90M0.02%−2,957−18.5%Reduced
Trexquant Investment LP12,577$1.83M0.05%−7,798−38.3%Reduced
D'Orazio & Associates, Inc.12,540$1.82M0.43%−60.0%Reduced
National Bank of Canada12,430$1.80M0.00%+12,006+2,831.6%Added
Creative Planning12,214$1.77M0.00%+2,410+24.6%Added
Lapides Asset Management, LLC11,900$1.73M0.92%00.0%Unchanged