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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 2024

Institutional positions in Tetra Tech Inc as of Mar 31, 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
512
+8 vs. Q4 2023
Shares held
47.0M
−101.0K (−0.2%) vs. Q4 2023
Total value
$8.66B
+$799.6M (+10.2%) vs. Q4 2023
New holders
58
168 more added
Sold out
50
192 more reduced

6 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2023: 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 2024: 512 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 2024: $8.66B
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 2024

Shares, value and share of portfolio for each institution holding Tetra Tech Inc; share changes are against Q4 2023.

Institutions holding TTEK in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Mirabella Financial Services LLP2,800$517.2K0.04%+2,800New
Quantbot Technologies LP2,802$517.6K0.03%−13,058−82.3%Reduced
SWP Financial LLC2,815$520.0K0.36%00.0%Unchanged
Capstone Investment Advisors, LLC2,817$520.3K0.01%+1,381+96.2%Added
CM Wealth Advisors LLC2,450$521.6K0.15%+2,450New
Cullen Capital Management LLC2,833$523.3K0.01%+1,090+62.5%Added
Fred Alger Management, LLC2,875$531.0K0.00%−135−4.5%Reduced
Utah Retirement Systems2,920$539.4K0.01%00.0%Unchanged
Arkadios Wealth Advisors2,952$545.2K0.04%−108−3.5%Reduced
Rathbone Brothers plc2,970$548.6K0.00%00.0%Unchanged
Tocqueville Asset Management L.P.3,005$555.1K0.01%00.0%Unchanged
Susquehanna Portfolio Strategies, LLC3,015$556.9K0.01%−1,300−30.1%Reduced
Compass Wealth Management LLC3,025$558.7K0.14%00.0%Unchanged
WR Wealth Planners, LLC3,069$566.9K0.18%+46+1.5%Added
Sherbrooke Park Advisers LLC3,150$581.8K0.11%+531+20.3%Added
Stephens Inc3,226$595.9K0.01%+62+2.0%Added
Toroso Investments, LLC3,232$597.0K0.01%−1,096−25.3%Reduced
Snowden Capital Advisors LLC3,244$599.2K0.02%−327−9.2%Reduced
Relyea Zuckerberg Hanson LLC3,266$603.3K0.11%+503+18.2%Added
US Bancorp3,270$604.0K0.00%+988+43.3%Added
Pure Financial Advisors, Inc.3,287$607.1K0.02%−31−0.9%Reduced
Tower Research Capital LLC (TRC)3,291$607.9K0.01%+685+26.3%Added
Bessemer Group Inc3,475$642.0K0.00%−300−7.9%Reduced
Point72 Asset Management, L.P.3,500$646.5K0.00%−2,800−44.4%Reduced
The PNC Financial Services Group, Inc.3,511$648.4K0.00%−38−1.1%Reduced
First Business Financial Services, Inc.3,511$648.5K0.07%−450−11.4%Reduced
Vestcor Inc3,531$652.0K0.02%−6,450−64.6%Reduced
AQR Capital Management LLC3,554$656.5K0.00%+1,112+45.5%Added
Financial Counselors Inc3,653$674.7K0.01%00.0%Unchanged
New Hampshire Trust3,653$674.7K0.16%00.0%Unchanged
Artemis Investment Management LLP3,814$704.2K0.01%−3,016−44.2%Reduced
Crossmark Global Holdings, Inc.3,879$716.0K0.01%+83+2.2%Added
Two Sigma Investments, LP3,900$720.4K0.00%−16,000−80.4%Reduced
Hantz Financial Services, Inc.3,925$725.0K0.01%+3,783+2,664.1%Added
Cresset Asset Management, LLC3,959$731.3K0.00%+172+4.5%Added
Eqis Capital Management, Inc.4,007$740.1K0.06%+2,391+148.0%Added
Ledyard National Bank4,072$752.1K0.07%−262−6.0%Reduced
Great Lakes Advisors, LLC4,102$757.7K0.01%−35−0.8%Reduced
Maryland State Retirement & Pension System4,100$763.6K0.02%00.0%Unchanged
HighPoint Advisor Group LLC3,652$768.0K0.05%−121−3.2%Reduced
JustInvest LLC4,179$771.9K0.02%−1,451−25.8%Reduced
M&T Bank Corp4,192$773.9K0.00%+56+1.4%Added
Occudo Quantitative Strategies LP4,198$775.4K0.14%+1,839+78.0%Added
Captrust Financial Advisors4,324$798.7K0.00%−1,370−24.1%Reduced
CX Institutional4,355$804.4K0.04%+4,355New
Securian Asset Management, Inc4,409$814.4K0.02%−100−2.2%Reduced
Aviva PLC4,459$823.6K0.00%00.0%Unchanged
Inceptionr LLC4,501$831.4K0.21%+1,519+50.9%Added
Manchester Capital Management LLC4,578$845.6K0.10%+20.0%Added
First Wilshire Securities Management Inc4,800$887.0K0.26%00.0%Unchanged
Coldstream Capital Management Inc4,916$908.1K0.02%+120+2.5%Added
Trexquant Investment LP4,974$918.7K0.02%−19,368−79.6%Reduced
Tributary Capital Management, LLC5,022$927.6K0.08%−1,357−21.3%Reduced
First Pacific Financial5,081$938.5K0.26%+7+0.1%Added
Mariner, LLC5,154$952.1K0.00%+298+6.1%Added
Integrated Wealth Concepts LLC5,157$952.4K0.01%−5−0.1%Reduced
Point72 (DIFC) Ltd5,278$974.9K0.08%+5,278New
New York Life Investment Management LLC5,324$983.4K0.01%−234−4.2%Reduced
Schonfeld Strategic Advisors LLC5,400$997.4K0.01%−8,140−60.1%Reduced
Sequoia Financial Advisors, LLC5,460$1.01M0.01%+228+4.4%Added
Bank Julius Baer & Co. Ltd, Zurich5,500$1.02M0.00%00.0%Unchanged
Wealth Enhancement Advisory Services, LLC5,623$1.04M0.00%+728+14.9%Added
American Century Companies Inc5,656$1.04M0.00%+1,427+33.7%Added
O'Shaughnessy Asset Management, LLC5,742$1.06M0.01%+404+7.6%Added
State of Alaska, Department of Revenue5,797$1.07M0.01%+45+0.8%Added
Advisor Group Holdings, Inc.5,828$1.08M0.00%−15,735−73.0%Reduced
Commonwealth Equity Services, LLC5,836$1.08M0.00%+522+9.8%Added
Baird Financial Group, Inc.5,916$1.09M0.00%−193−3.2%Reduced
Hunter Associates Investment Management LLC6,130$1.13M0.19%+1,280+26.4%Added
Public Employees Retirement Association of Colorado6,129$1.13M0.00%−86−1.4%Reduced
Legacy Wealth Asset Management, LLC6,314$1.17M0.32%+512+8.8%Added
Lazard Asset Management LLC6,455$1.19M0.00%+330+5.4%Added
LGT Group Foundation6,482$1.20M0.03%+6,482New
Tredje AP-fonden6,536$1.21M0.01%00.0%Unchanged
VELA Investment Management, LLC6,578$1.22M0.45%+663+11.2%Added
Vancity Investment Management Ltd6,627$1.22M0.15%+1,649+33.1%Added
Cubist Systematic Strategies, LLC6,674$1.23M0.01%−60,934−90.1%Reduced
Prudential Financial Inc6,736$1.24M0.00%+764+12.8%Added
Encompass Wealth Advisors, LLC6,821$1.26M0.33%+6,821New
Whittier Trust Co6,833$1.26M0.02%00.0%Unchanged
Nwam LLC6,078$1.29M0.10%+6,078New
Bank of Montreal7,178$1.33M0.00%+136+1.9%Added
CenterBook Partners LP7,272$1.34M0.09%−5,049−41.0%Reduced
Granahan Investment Management Inc7,317$1.35M0.05%−1,602−18.0%Reduced
Truist Financial Corp7,388$1.36M0.00%−5,448−42.4%Reduced
SFE Investment Counsel7,666$1.42M0.32%00.0%Unchanged
Strategic Wealth Partners, Ltd.7,806$1.44M0.16%+754+10.7%Added
Quadrature Capital Ltd7,953$1.47M0.03%+7,953New
Xponance, Inc.8,049$1.49M0.02%+686+9.3%Added
D.A. Davidson & Co.8,055$1.49M0.01%00.0%Unchanged
Bailard, Inc.8,095$1.50M0.04%00.0%Unchanged
CWM Advisors, LLC8,181$1.51M0.15%−442−5.1%Reduced
Highland Capital Management Fund Advisors, L.P.8,387$1.55M0.24%+8,387New
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main8,453$1.56M0.00%+5,219+161.4%Added
ClariVest Asset Management LLC8,542$1.58M0.16%−77−0.9%Reduced
Oppenheimer & Co Inc8,547$1.58M0.03%+369+4.5%Added
STRS Ohio8,560$1.58M0.01%+352+4.3%Added
Raymond James Financial Services Advisors, Inc.8,600$1.59M0.00%−9,725−53.1%Reduced
Cetera Investment Advisers8,605$1.59M0.00%+4,096+90.8%Added
Caldwell Investment Management Ltd.9,300$1.72M1.28%00.0%Unchanged