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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, Q2 2024

Institutional positions in Tetra Tech Inc as of Jun 30, 2024. 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
600
+91 vs. Q1 2024
Shares held
48.5M
+1.68M (+3.6%) vs. Q1 2024
Total value
$9.88B
+$1.25B (+14.5%) vs. Q1 2024
New holders
118
191 more added
Sold out
27
201 more reduced

3 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2024: 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 holdersQ2 2024: 600 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 heldQ2 2024: $9.88B
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, Q2 2024

Shares, value and share of portfolio for each institution holding Tetra Tech Inc; share changes are against Q1 2024.

Institutions holding TTEK in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
New York State Teachers Retirement System61,009$12.5M0.03%−3,200−5.0%Reduced
Jane Street Group, LLC61,007$12.5M0.01%+50,935+505.7%Added
Asset Management One Co.,Ltd.60,255$12.5M0.05%+30,588+103.1%Added
Cubist Systematic Strategies, LLC58,215$11.9M0.21%+51,541+772.3%Added
Thematics Asset Management57,750$11.8M0.48%00.0%Unchanged
Ninety One North America, Inc.57,540$11.8M0.59%+57,540New
Skandinaviska Enskilda Banken AB (publ)57,100$11.7M0.06%+7,000+14.0%Added
Man Group plc54,345$11.1M0.03%−45,937−45.8%Reduced
NFJ Investment Group, LLC53,474$10.9M0.34%−13,200−19.8%Reduced
Dana Investment Advisors, Inc.53,467$10.9M0.37%−716−1.3%Reduced
California State Teachers Retirement System52,195$10.7M0.01%−1,092−2.0%Reduced
Nicholas Company, Inc.47,115$9.63M0.16%−200.0%Reduced
Waratah Capital Advisors Ltd.46,875$9.59M0.58%−8,268−15.0%Reduced
Manufacturers Life Insurance Company, The46,423$9.49M0.01%−750−1.6%Reduced
Moran Wealth Management, LLC45,389$9.28M0.31%−292−0.6%Reduced
Daiwa Securities Group Inc.45,180$9.24M0.05%−12,700−21.9%Reduced
Mercer Global Advisors Inc45,043$9.21M0.03%+45,043New
Systematic Financial Management LP44,903$9.18M0.28%−6,822−13.2%Reduced
Bahl & Gaynor Inc43,349$8.86M0.05%+1,803+4.3%Added
Great West Life Assurance Co43,049$8.80M0.02%+6,586+18.1%Added
National Bank of Canada44,242$8.75M0.01%−2,594−5.5%Reduced
Lombard Odier Asset Management (Europe) Ltd42,449$8.68M0.42%+26,999+174.8%Added
Russell Investments Group, Ltd.42,397$8.67M0.01%+1,193+2.9%Added
Janus Henderson Group PLC42,267$8.64M0.00%+805+1.9%Added
Tudor Investment Corp Et Al41,782$8.54M0.10%+41,782New
Engineers Gate Manager LP40,747$8.33M0.19%−4,225−9.4%Reduced
State Board of Administration of Florida Retirement System40,344$8.25M0.02%−542−1.3%Reduced
Kingdon Capital Management, L.L.C.40,000$8.18M1.26%+40,000New
Bridge City Capital, LLC39,789$8.14M2.73%+7,737+24.1%Added
ExodusPoint Capital Management, LP39,579$8.09M0.09%+21,569+119.8%Added
King Luther Capital Management Corp39,534$8.08M0.04%+39,534New
GHP Investment Advisors, Inc.39,512$8.08M0.40%−292−0.7%Reduced
Perpetual Ltd39,338$8.04M0.09%+1,404+3.7%Added
Bank of Montreal37,049$7.97M0.00%+29,871+416.1%Added
Scholtz & Company, LLC38,310$7.83M3.34%+63+0.2%Added
S&T Bank38,154$7.80M1.99%−18,135−32.2%Reduced
Alpine Woods Capital Investors, LLC38,019$7.77M1.20%+6,279+19.8%Added
Aptus Capital Advisors, LLC37,427$7.65M0.15%+7,364+24.5%Added
Mirova37,383$7.64M1.40%−6,122−14.1%Reduced
Van Eck Associates Corp36,397$7.44M0.01%−3,167−8.0%Reduced
Castleark Management LLC35,970$7.36M0.30%−300−0.8%Reduced
Los Angeles Capital Management LLC34,576$7.07M0.03%−32,009−48.1%Reduced
Williams Jones Wealth Management, LLC.33,162$6.78M0.08%+33,162New
CNH Partners LLC31,600$6.46M0.17%+31,600New
HRT Financial LP31,163$6.37M0.04%+31,163New
Mutual of America Capital Management LLC30,630$6.26M0.07%−1,225−3.8%Reduced
Price T Rowe Associates Inc30,279$6.19M0.00%+1,666+5.8%Added
Raymond James & Associates29,821$6.10M0.00%+1,578+5.6%Added
Robeco Institutional Asset Management B.V.29,100$5.95M0.01%−8,244−22.1%Reduced
MetLife Investment Management28,698$5.87M0.03%−1,062−3.6%Reduced
Deutsche Bank AG28,379$5.80M0.00%−3,519−11.0%Reduced
AXA S.A.28,275$5.78M0.02%00.0%Unchanged
Amalgamated Bank27,177$5.56M0.05%−2,121−7.2%Reduced
Nisa Investment Advisors, LLC26,540$5.43M0.03%00.0%Unchanged
Stifel Financial Corp26,419$5.40M0.01%−72−0.3%Reduced
Susquehanna Fundamental Investments, LLC26,354$5.39M0.12%+5,971+29.3%Added
Sumitomo Mitsui DS Asset Management Company, Ltd26,312$5.38M0.06%−6,982−21.0%Reduced
Crown Advisors Management, Inc.25,000$5.11M3.28%00.0%Unchanged
McKinley Capital Management LLC /Delaware24,153$4.94M0.86%−3,308−12.0%Reduced
Comerica Bank23,915$4.89M0.02%−1,503−5.9%Reduced
Pathstone Holdings, LLC23,875$4.88M0.02%+774+3.4%Added
Sumitomo Life Insurance Co26,526$4.87M0.11%+5,082+23.7%Added
Isthmus Partners, LLC23,728$4.85M0.57%−787−3.2%Reduced
Rice Hall James & Associates, LLC23,610$4.83M0.29%−620−2.6%Reduced
Treasurer of the State of North Carolina23,191$4.74M0.02%−471−2.0%Reduced
HighTower Advisors, LLC23,199$4.71M0.01%−5,306−18.6%Reduced
Penobscot Investment Management Company, Inc.22,848$4.67M0.45%+190+0.8%Added
D. E. Shaw & Co., Inc.22,690$4.64M0.01%−17,659−43.8%Reduced
Yousif Capital Management, LLC22,630$4.63M0.05%−1,986−8.1%Reduced
Trexquant Investment LP22,520$4.60M0.07%+17,546+352.8%Added
Simplicity Wealth,LLC22,491$4.60M0.10%−1,434−6.0%Reduced
Bleakley Financial Group, LLC22,491$4.60M0.13%−1,434−6.0%Reduced
Citigroup Inc21,417$4.38M0.00%−877−3.9%Reduced
Algert Global LLC21,327$4.36M0.15%+6,214+41.1%Added
River Wealth Advisors LLC21,314$4.36M0.63%+1,713+8.7%Added
B. Metzler seel. Sohn & Co. AG21,151$4.32M0.05%00.0%Unchanged
Jump Financial, LLC20,746$4.24M0.09%+10,389+100.3%Added
Public Employees Retirement System of Ohio20,732$4.24M0.02%+20+0.1%Added
EAM Global Investors LLC20,640$4.22M0.95%+20,640New
Otter Creek Advisors, LLC20,222$4.13M2.68%+20,222New
Brasada Capital Management, LP19,956$4.05M0.72%+19,956New
State of New Jersey Common Pension Fund D19,133$3.91M0.02%−9,160−32.4%Reduced
Barclays PLC18,840$3.85M0.00%−38,114−66.9%Reduced
Quantbot Technologies LP18,774$3.84M0.19%+15,972+570.0%Added
South Dakota Investment Council18,674$3.82M0.08%−23−0.1%Reduced
State of Tennessee, Treasury Department18,288$3.74M0.01%+7,869+75.5%Added
Catalyst Capital Advisors LLC18,161$3.71M0.09%−32−0.2%Reduced
Creative Planning17,989$3.68M0.00%+31+0.2%Added
Teachers Retirement System of the State of Kentucky17,177$3.51M0.03%00.0%Unchanged
Natixis Advisors, L.P.16,601$3.40M0.01%+2,419+17.1%Added
Sandler Capital Management16,599$3.39M0.67%−50,990−75.4%Reduced
D'Orazio & Associates, Inc.16,339$3.34M0.51%+10.0%Added
Ensign Peak Advisors, Inc15,899$3.25M0.01%00.0%Unchanged
Ameritas Investment Partners, Inc.15,879$3.25M0.11%−378−2.3%Reduced
Advisors Asset Management, Inc.15,847$3.24M0.06%+1,602+11.2%Added
Staley Capital Advisers Inc15,200$3.11M0.14%00.0%Unchanged
Louisiana State Employees Retirement System15,100$3.09M0.06%−300−1.9%Reduced
Commerce Bank14,984$3.06M0.02%−3,095−17.1%Reduced
Arizona State Retirement System14,967$3.06M0.02%+333+2.3%Added
TT International Asset Management LTD14,773$3.02M0.39%−5,219−26.1%Reduced