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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 2024

Institutional positions in Tetra Tech Inc as of Dec 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
638
+1 vs. Q3 2024
Shares held
237.2M
−668.1K (−0.3%) vs. Q3 2024
Total value
$9.45B
−$1.76B (−15.7%) vs. Q3 2024
New holders
99
213 more added
Sold out
98
232 more reduced

9 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2024: 638 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 2024: $9.45B
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 2024

Shares, value and share of portfolio for each institution holding Tetra Tech Inc; share changes are against Q3 2024.

Institutions holding TTEK in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Boothbay Fund Management, LLC6,940$276.5K0.01%−7,480−51.9%Reduced
Fortress Financial Solutions, LLC7,038$280.4K0.40%+7,038New
Personal Cfo Solutions, LLC7,228$287.9K0.06%−1,067−12.9%Reduced
Prelude Capital Management, LLC7,252$288.9K0.02%−12,689−63.6%Reduced
Atria Investments LLC7,260$289.3K0.00%+146+2.1%Added
Cynosure Management, LLC7,267$289.5K0.04%−468−6.1%Reduced
Synovus Financial Corp7,335$292.2K0.00%00.0%Unchanged
New England Professional Planning Group Inc.7,415$295.4K0.15%00.0%Unchanged
Philadelphia Trust Co7,500$299.0K0.02%00.0%Unchanged
HB Wealth Management, LLC7,506$299.0K0.00%+7,506New
Stevens Capital Management LP7,523$300.0K0.12%+7,523New
Phoenix Holdings Ltd.7,723$307.7K0.00%−371−4.6%Reduced
Cresset Asset Management, LLC7,745$308.6K0.00%−28,423−78.6%Reduced
Counterpoint Mutual Funds LLC7,778$309.9K0.04%+7,778New
Prime Capital Investment Advisors, LLC8,007$319.0K0.00%+1,742+27.8%Added
Radnor Capital Management, LLC8,025$320.0K0.05%+850+11.8%Added
Headlands Technologies LLC8,124$323.7K0.03%+8,124New
Advisory Services Network, LLC8,184$326.1K0.01%+6,106+293.8%Added
GeoWealth Management, LLC8,203$326.8K0.01%+3,303+67.4%Added
CIBC Asset Management Inc8,318$331.4K0.00%+438+5.6%Added
PFG Advisors8,415$335.3K0.02%+1,035+14.0%Added
Clear Creek Financial Management, LLC8,418$335.4K0.04%+1,256+17.5%Added
Connor, Clark & Lunn Investment Management Ltd.8,451$336.7K0.00%−117,108−93.3%Reduced
Oak Ridge Investments LLC8,472$337.5K0.03%00.0%Unchanged
Park Avenue Securities LLC9,017$359.0K0.00%−15−0.2%Reduced
Fifth Third Wealth Advisors LLC9,041$360.2K0.02%−99−1.1%Reduced
Merit Financial Group, LLC9,063$361.1K0.01%+9,063New
Dynamic Technology Lab Private Ltd9,114$363.0K0.06%−5,875−39.2%Reduced
Resona Asset Management Co.,Ltd.9,250$368.5K0.00%−880−8.7%Reduced
First Western Trust Bank9,390$374.1K0.02%−2,380−20.2%Reduced
Kestra Advisory Services, LLC9,495$378.3K0.00%+2,682+39.4%Added
American Century Companies Inc9,499$378.4K0.00%−20,893−68.7%Reduced
Guggenheim Capital LLC9,517$379.2K0.00%+9,517New
EntryPoint Capital, LLC9,664$385.0K0.16%−8,776−47.6%Reduced
Brown Advisory Inc9,735$387.8K0.00%00.0%Unchanged
J.W. Cole Advisors, Inc.9,806$390.7K0.02%−40.0%Reduced
Bryn Mawr Trust Co9,848$392.3K0.01%−1,213−11.0%Reduced
Gitterman Wealth Management, LLC9,880$393.6K0.16%+1,911+24.0%Added
Fiduciary Trust Co9,888$393.9K0.01%+698+7.6%Added
Walleye Trading LLC10,252$408.4K0.01%+5,921+136.7%Added
Define Financial, LLC10,343$412.1K0.31%+10,343New
Pensionmark Financial Group, LLC10,367$413.0K0.01%+4,687+82.5%Added
Diversified Trust Co10,379$413.5K0.01%−86−0.8%Reduced
Spire Wealth Management10,379$413.5K0.01%−13,716−56.9%Reduced
WR Wealth Planners, LLC10,501$418.4K0.13%−5,938−36.1%Reduced
We Are One Seven, LLC10,581$421.6K0.02%+85+0.8%Added
Lindenwold Advisors10,586$421.7K0.23%−399−3.6%Reduced
Quadrature Capital Ltd10,727$427.5K0.01%+10,727New
Wiley Bros.-Aintree Capital, LLC10,726$431.5K0.01%+485+4.7%Added
Cullen Capital Management LLC11,019$439.0K0.01%00.0%Unchanged
Hilltop Holdings Inc.11,082$441.5K0.03%+2,701+32.2%Added
KBC Group NV11,210$447.0K0.00%+4,310+62.5%Added
Avantax Advisory Services, Inc.11,427$455.2K0.00%−1,048−8.4%Reduced
Evexia Wealth LLC13,775$460.1K0.16%+13,775New
Advisor Group Holdings, Inc.11,723$467.1K0.00%−8,361−41.6%Reduced
Argent Trust Co11,885$473.5K0.02%+6,000+102.0%Added
Aureus Asset Management, LLC12,065$480.7K0.03%00.0%Unchanged
Evergreen Capital Management LLC12,077$481.1K0.02%+149+1.2%Added
Stephens Inc12,130$483.3K0.01%−2,391−16.5%Reduced
Snowden Capital Advisors LLC12,315$490.6K0.02%−1,328−9.7%Reduced
Worldquant Millennium Advisors LLC12,362$492.5K0.00%−30−0.2%Reduced
Granahan Investment Management Inc12,426$495.1K0.02%−2,729−18.0%Reduced
ProShare Advisors LLC12,526$499.0K0.00%+866+7.4%Added
Lazard Freres Gestion S.A.S.12,800$509.0K0.01%00.0%Unchanged
Guinness Asset Management LTD12,789$509.4K0.01%−296−2.3%Reduced
SG Americas Securities, LLC12,915$515.0K0.00%+4,029+45.3%Added
HighPoint Advisor Group LLC15,977$515.3K0.03%−1,590−9.1%Reduced
Shelton Capital Management13,020$518.7K0.01%−480−3.6%Reduced
Navellier & Associates Inc13,050$519.9K0.06%+3,090+31.0%Added
Cambridge Investment Research Advisors, Inc.13,221$527.0K0.00%−908−6.4%Reduced
Sterling Capital Management LLC13,324$530.8K0.01%+4,309+47.8%Added
Aigen Investment Management, LP13,672$544.7K0.10%+13,672New
Novem Group13,763$548.3K0.08%+13,763New
Central Pacific Bank - Trust Division13,829$550.9K0.07%−3,466−20.0%Reduced
Centiva Capital, LP13,880$553.0K0.02%−33,475−70.7%Reduced
Northwestern Mutual Wealth Management Co14,030$559.0K0.00%−150−1.1%Reduced
SWP Financial LLC14,075$560.7K0.34%00.0%Unchanged
Yorktown Management & Research Co Inc14,250$567.7K0.55%00.0%Unchanged
Sanctuary Advisors, LLC15,685$573.6K0.00%−12,217−43.8%Reduced
Utah Retirement Systems14,400$573.7K0.01%+300+2.1%Added
Sherbrooke Park Advisers LLC14,731$586.9K0.19%+14,731New
New England Research & Management, Inc.14,950$596.0K0.30%+14,950New
Tocqueville Asset Management L.P.15,025$598.6K0.01%00.0%Unchanged
Blueshift Asset Management, LLC15,032$598.9K0.22%+15,032New
Trust Point Inc.15,033$598.9K0.04%+15,033New
State of Wyoming15,034$599.0K0.08%+7,199+91.9%Added
Compass Wealth Management LLC15,125$602.6K0.15%00.0%Unchanged
Maryland State Retirement & Pension System15,220$606.4K0.01%00.0%Unchanged
Fred Alger Management, LLC15,475$616.5K0.00%−37,670−70.9%Reduced
Menard Financial Group LLC15,688$625.0K0.37%+1,751+12.6%Added
Financial Counselors Inc15,765$628.1K0.01%00.0%Unchanged
New Hampshire Trust15,765$628.1K0.13%00.0%Unchanged
Equitable Trust Co16,317$650.1K0.04%+150+0.9%Added
TT International Asset Management LTD16,478$656.5K0.10%−4,755−22.4%Reduced
XTX Topco Ltd16,614$661.9K0.06%+5,818+53.9%Added
Pure Financial Advisors, Inc.16,670$664.1K0.02%+23+0.1%Added
Susquehanna International Group, LLP17,056$679.5K0.00%−618−3.5%Reduced
US Bancorp17,225$686.2K0.00%+132+0.8%Added
First Business Financial Services, Inc.17,555$699.4K0.07%00.0%Unchanged
Lombard Odier Asset Management (USA) Corp17,627$702.3K0.27%+17,627New