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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
Blume Capital Management, Inc.875$161.6K0.04%−75−7.9%Reduced
Assetmark, Inc763$140.9K0.00%−52−6.4%Reduced
Fifth Third Bancorp761$140.6K0.00%−221−22.5%Reduced
Huntington National Bank722$133.4K0.00%+21+3.0%Added
Kepos Capital LP625$115.0K0.03%−11−1.7%Reduced
Spire Wealth Management531$98.1K0.00%−22,119−97.7%Reduced
Ostrum Asset Management521$96.2K0.01%+271+108.4%Added
Natixis Investment Managers International518$95.7K0.01%00.0%Unchanged
Bokf, NA500$94.5K0.00%00.0%Unchanged
Ci Investments Inc.508$94.0K0.00%+69+15.7%Added
Central Trust Co500$92.4K0.00%−13−2.5%Reduced
Globeflex Capital L P500$92.4K0.01%00.0%Unchanged
Covestor Ltd495$92.0K0.06%+400+421.1%Added
Quadrant Capital Group LLC497$91.8K0.01%−42−7.8%Reduced
Ameliora Wealth Management Ltd.492$90.9K0.04%00.0%Unchanged
Virtus Fund Advisers, LLC426$78.7K0.28%+40+10.4%Added
Hexagon Capital Partners LLC408$75.4K0.02%00.0%Unchanged
Denali Advisors LLC406$75.0K0.02%+200+97.1%Added
Proequities, Inc.380$70.2K0.00%+11+3.0%Added
IFP Advisors, Inc375$69.2K0.00%+8+2.2%Added
Parallel Advisors, LLC372$68.7K0.00%−4−1.1%Reduced
First Horizon Advisors, Inc.361$66.7K0.00%+15+4.3%Added
Atticus Wealth Management, LLC336$62.1K0.02%00.0%Unchanged
Colonial Trust Advisors320$59.1K0.01%−20−5.9%Reduced
Penserra Capital Management LLC318$58.0K0.00%+45+16.5%Added
GAMMA Investing LLC302$55.8K0.01%+62+25.8%Added
Catalyst Funds Management Pty Ltd300$55.4K0.02%+300New
Towarzystwo Funduszy Inwestycyjnych Pzu SA280$51.7K0.02%−170−37.8%Reduced
Farther Finance Advisors, LLC271$51.3K0.00%−52−16.1%Reduced
1832 Asset Management L.P.271$50.1K0.00%+151+125.8%Added
CWM, LLC253$47.0K0.00%+66+35.3%Added
HM Payson & Co250$46.2K0.00%+250New
St Germain D J Co Inc245$45.3K0.00%00.0%Unchanged
Massmutual Trust Co FSB235$43.4K0.00%00.0%Unchanged
Umb Bank N A235$43.4K0.00%+14+6.3%Added
SRS Capital Advisors, Inc.234$43.3K0.00%−1−0.4%Reduced
Principal Securities, Inc.221$40.8K0.00%+3+1.4%Added
Private Trust Co NA220$40.6K0.00%−2−0.9%Reduced
AdvisorNet Financial, Inc219$40.5K0.00%−2−0.9%Reduced
Brown Brothers Harriman & Co216$39.9K0.00%00.0%Unchanged
Millburn Ridgefield Corp211$39.0K0.00%−2−0.9%Reduced
EntryPoint Capital, LLC203$37.5K0.03%+30+17.3%Added
SYSTM Wealth Solutions LLC200$36.9K0.00%+21+11.7%Added
Nelson, Van Denburg & Campbell Wealth Management Group, LLC198$36.6K0.00%+189+2,100.0%Added
Raleigh Capital Management Inc.185$34.2K0.01%−64−25.7%Reduced
Harvest Fund Management Co., Ltd186$34.0K0.00%00.0%Unchanged
Loring Wolcott & Coolidge Fiduciary Advisors LLP180$33.1K0.00%00.0%Unchanged
Creekmur Asset Management LLC172$31.8K0.01%−58−25.2%Reduced
CIBC Private Wealth Group, LLC150$28.3K0.00%+150New
Contravisory Investment Management, Inc.153$28.3K0.01%00.0%Unchanged
Sound Income Strategies, LLC145$26.8K0.00%00.0%Unchanged
Rise Advisors, LLC144$26.6K0.01%+144New
Blue Bell Private Wealth Management, LLC130$24.0K0.01%−50−27.8%Reduced
Canton Hathaway, LLC129$24.0K0.01%00.0%Unchanged
Signaturefd, LLC125$23.1K0.00%−45−26.5%Reduced
Trust Co125$23.1K0.00%00.0%Unchanged
Plante Moran Financial Advisors, LLC119$22.0K0.00%00.0%Unchanged
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.117$21.6K0.00%00.0%Unchanged
Centerpoint Advisors, LLC116$21.0K0.01%00.0%Unchanged
LGT Financial Advisors LLC111$20.5K0.02%00.0%Unchanged
CBIZ Investment Advisory Services, LLC110$20.3K0.00%+110New
Benjamin Edwards Inc109$20.0K0.00%+109New
Benjamin F. Edwards & Company, Inc.100$18.0K0.00%00.0%Unchanged
Lindbrook Capital, LLC89$16.4K0.00%−17−16.0%Reduced
Point72 Hong Kong Ltd85$15.7K0.00%−7,540−98.9%Reduced
Federation des caisses Desjardins du Quebec77$14.2K0.00%−275−78.1%Reduced
Cohen & Steers, Inc.75$14.0K0.00%00.0%Unchanged
Allworth Financial LP67$12.4K0.00%−2−2.9%Reduced
Glen Eagle Advisors, LLC66$12.2K0.00%00.0%Unchanged
Elequin Capital LP64$11.8K0.00%+64New
Creative Financial Designs Inc63$11.6K0.00%00.0%Unchanged
Prestige Wealth Management Group LLC62$11.5K0.00%00.0%Unchanged
REAP Financial Group, LLC61$11.3K0.00%+5+8.9%Added
Kelly Financial Services LLC58$10.8K0.00%−1−1.7%Reduced
Sandy Spring Bank51$9.51K0.00%00.0%Unchanged
Richard W. Paul & Associates, LLC49$9.05K0.00%00.0%Unchanged
VitalStone Financial, LLC42$8.00K0.01%+42New
PFS Partners, LLC36$6.68K0.00%00.0%Unchanged
Sunbelt Securities, Inc.35$6.46K0.00%00.0%Unchanged
EverSource Wealth Advisors, LLC31$6.04K0.00%+10+47.6%Added
Grayhawk Investment Strategies Inc.31$5.73K0.01%+31New
JFS Wealth Advisors, LLC30$5.54K0.00%00.0%Unchanged
Sofos Investments, Inc.30$5.51K0.00%+30Added
Plato Investment Management Ltd28$5.17K0.00%00.0%Unchanged
Whittier Trust Co of Nevada Inc27$4.99K0.00%00.0%Unchanged
TD Waterhouse Canada Inc.25$4.72K0.00%+12+92.3%Added
Farmers & Merchants Investments Inc22$4.06K0.00%00.0%Unchanged
Capital Analysts, LLC20$4.00K0.00%00.0%Unchanged
Abound Wealth Management21$3.88K0.00%+21New
Castleview Partners, LLC20$3.69K0.00%00.0%Unchanged
Naples Money Management LLC19$3.51K0.00%00.0%Unchanged
Meeder Asset Management Inc16$2.96K0.00%+16New
Gilliland Jeter Wealth Management LLC15$2.77K0.00%+15New
JJJ Advisors Inc.14$2.59K0.00%00.0%Unchanged
Beacon Capital Management, LLC14$2.59K0.00%00.0%Unchanged
Oakworth Capital, Inc.13$2.40K0.00%00.0%Unchanged
Bell Investment Advisors, Inc12$2.22K0.00%00.0%Unchanged
Wolverine Asset Management LLC12$2.22K0.00%+12New
Anchor Investment Management, LLC11$2.03K0.00%+11New
Valley National Advisers Inc16$2.00K0.00%+6+60.0%Added