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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
Globeflex Capital L P500$92.4K0.01%00.0%Unchanged
Central Trust Co500$92.4K0.00%−13−2.5%Reduced
Ci Investments Inc.508$94.0K0.00%+69+15.7%Added
Bokf, NA500$94.5K0.00%00.0%Unchanged
Natixis Investment Managers International518$95.7K0.01%00.0%Unchanged
Ostrum Asset Management521$96.2K0.01%+271+108.4%Added
Spire Wealth Management531$98.1K0.00%−22,119−97.7%Reduced
Kepos Capital LP625$115.0K0.03%−11−1.7%Reduced
Huntington National Bank722$133.4K0.00%+21+3.0%Added
Fifth Third Bancorp761$140.6K0.00%−221−22.5%Reduced
Assetmark, Inc763$140.9K0.00%−52−6.4%Reduced
Blume Capital Management, Inc.875$161.6K0.04%−75−7.9%Reduced
First Manhattan Co914$168.8K0.00%−71−7.2%Reduced
TD Private Client Wealth LLC946$174.7K0.01%+11+1.2%Added
Steward Partners Investment Advisory, LLC956$176.6K0.00%+125+15.0%Added
Harbour Investments, Inc.1,005$185.6K0.01%+7+0.7%Added
Axxcess Wealth Management, LLC1,092$201.7K0.01%−158−12.6%Reduced
Bath Savings Trust Co1,096$202.4K0.02%+1,096New
HTLF Bank1,115$206.0K0.02%+1,115New
Verition Fund Management LLC1,116$206.1K0.00%−35,622−97.0%Reduced
KBC Group NV1,144$211.0K0.00%+144+14.4%Added
Wisconsin Capital Management LLC1,165$215.2K0.11%+1,165New
Kestra Private Wealth Services, LLC1,178$217.5K0.00%+1,178New
Franklin Resources Inc1,216$224.6K0.00%−55−4.3%Reduced
Harbor Capital Advisors, Inc.1,252$231.0K0.03%+1,252New
ELCO Management Co., LLC1,253$231.4K0.14%−698−35.8%Reduced
AE Wealth Management LLC1,259$232.5K0.00%−7,267−85.2%Reduced
Panagora Asset Management Inc1,270$234.6K0.00%−301−19.2%Reduced
SG Americas Securities, LLC1,270$235.0K0.00%−5,529−81.3%Reduced
Cim Investment Mangement Inc1,301$240.3K0.07%00.0%Unchanged
Wormser Freres Gestion1,243$240.4K0.16%+250+25.2%Added
Verdence Capital Advisors LLC1,310$242.0K0.02%+1,310New
Buckingham Strategic Partners1,315$242.9K0.01%+1,315New
Intrust Bank NA1,316$243.1K0.03%−265−16.8%Reduced
Cookson Peirce & Co Inc1,334$246.0K0.01%+1,334New
Great Diamond Partners, LLC1,339$247.3K0.06%−4−0.3%Reduced
International Assets Investment Management, LLC1,326$250.5K0.03%+2+0.2%Added
GWM Advisors LLC1,360$251.2K0.00%−233−14.6%Reduced
Global Retirement Partners, LLC1,360$251.3K0.01%+19+1.4%Added
Meiji Yasuda Asset Management Co Ltd.1,370$253.1K0.01%+1,370New
State of Wyoming1,384$255.6K0.04%−188−12.0%Reduced
Evergreen Capital Management LLC1,387$256.2K0.01%00.0%Unchanged
Insigneo Advisory Services, LLC1,391$256.9K0.03%+1,391New
Yorktown Management & Research Co Inc1,400$258.6K0.25%+1,400New
Aristides Capital LLC1,413$261.0K0.11%+1,413New
Fulton Bank, N.A.1,414$261.2K0.01%00.0%Unchanged
Axq Capital, LP1,419$262.1K0.06%−840−37.2%Reduced
Private Advisor Group, LLC1,435$265.1K0.00%+103+7.7%Added
CIBC Asset Management Inc1,454$268.6K0.00%00.0%Unchanged
Synovus Financial Corp1,467$271.0K0.00%00.0%Unchanged
Abbrea Capital, LLC1,480$273.0K0.04%00.0%Unchanged
New England Professional Planning Group Inc.1,483$273.9K0.14%+1,483New
Handelsinvest Investeringsforvaltning1,498$277.0K0.13%−778−34.2%Reduced
Philadelphia Trust Co1,500$277.0K0.02%00.0%Unchanged
Headlands Technologies LLC1,518$280.4K0.07%+1,518New
Kestra Advisory Services, LLC1,525$281.7K0.00%−24−1.5%Reduced
Brown Advisory Inc1,541$284.6K0.00%+66+4.5%Added
Pitcairn Co1,606$296.6K0.02%−37−2.3%Reduced
Ameritas Advisory Services, LLC1,458$297.4K0.01%−154−9.6%Reduced
Concurrent Investment Advisors, LLC1,620$299.2K0.01%−22−1.3%Reduced
Cetera Trust Company, N.A1,670$308.5K0.19%−75−4.3%Reduced
Colony Group, LLC1,685$311.0K0.00%+441+35.5%Added
Phoenix Holdings Ltd.1,702$313.5K0.00%−111−6.1%Reduced
Equitable Trust Co1,710$315.9K0.02%00.0%Unchanged
Fiduciary Trust Co1,755$324.2K0.00%00.0%Unchanged
Maverick Capital LtdSuperinvestorMaverick Capital1,812$334.7K0.01%+1,812New
Advisory Services Network, LLC1,830$338.0K0.01%−27−1.5%Reduced
XTX Topco Ltd1,850$341.7K0.05%−818−30.7%Reduced
Cambridge Investment Research Advisors, Inc.1,861$344.0K0.00%+75+4.2%Added
Portman Square Capital LLP1,875$346.3K0.08%+1,875New
Great Lakes Retirement, Inc.1,877$346.6K0.05%−46−2.4%Reduced
Glenmede Trust Co NA1,928$356.1K0.00%+1,928New
Walleye Capital LLC1,933$357.0K0.00%−2,428−55.7%Reduced
BNP PARIBAS ASSET MANAGEMENT Holding S.A.1,944$359.0K0.00%00.0%Unchanged
J.W. Cole Advisors, Inc.1,981$365.9K0.02%+29+1.5%Added
Gitterman Wealth Management, LLC1,986$366.7K0.14%+327+19.7%Added
Personal Cfo Solutions, LLC2,043$377.5K0.06%−3−0.1%Reduced
Graham Capital Management, L.P.2,047$378.1K0.01%+2,047New
Fox Run Management, L.L.C.2,084$384.9K0.08%−1,884−47.5%Reduced
Diversified Trust Co2,106$389.0K0.01%00.0%Unchanged
Courier Capital LLC2,114$390.5K0.03%00.0%Unchanged
Profund Advisors LLC2,114$390.5K0.02%+384+22.2%Added
Ethic Inc.2,188$404.2K0.01%+162+8.0%Added
Lindenwold Advisors2,197$405.8K0.22%−8−0.4%Reduced
Menard Financial Group LLC2,197$405.8K0.34%+2,197New
Shelton Capital Management2,249$415.4K0.01%−82−3.5%Reduced
Virtus Investment Advisers, Inc.2,276$420.4K0.30%−1,040−31.4%Reduced
Park Avenue Securities LLC2,357$435.0K0.01%−9−0.4%Reduced
Resona Asset Management Co.,Ltd.2,371$437.9K0.00%+2,371New
Susquehanna International Group, LLP2,394$442.2K0.00%−4,633−65.9%Reduced
Lido Advisors, LLC2,412$445.5K0.00%+72+3.1%Added
Aureus Asset Management, LLC2,413$445.7K0.03%00.0%Unchanged
BI Asset Management Fondsmaeglerselskab A/S2,468$456.0K0.01%+75+3.1%Added
First National Advisers, LLC2,528$466.9K0.10%+2,528New
Whalen Wealth Management Inc.2,541$469.3K0.35%+2,541New
First Western Trust Bank2,581$476.7K0.02%00.0%Unchanged
ProShare Advisors LLC2,607$481.5K0.00%−193−6.9%Reduced
Guinness Asset Management LTD2,674$493.9K0.01%00.0%Unchanged
Navellier & Associates Inc2,687$496.3K0.06%+2,687New
Northwestern Mutual Wealth Management Co2,782$513.9K0.00%−228−7.6%Reduced