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 2025
Institutional positions in Tetra Tech Inc as of Mar 31, 2025. 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
- 568
- −61 vs. Q4 2024
- Shares held
- 245.5M
- +9.62M (+4.1%) vs. Q4 2024
- Total value
- $7.18B
- −$2.22B (−23.6%) vs. Q4 2024
- New holders
- 75
- 231 more added
- Sold out
- 136
- 192 more reduced
9 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 555 | $7.32B |
| Q1 2026 | 593 | $7.35B |
| Q4 2025 | 611 | $8.10B |
| Q3 2025 | 597 | $8.22B |
| Q2 2025 | 590 | $8.94B |
| Q1 2025 | 568 | $7.18B |
| Q4 2024 | 638 | $9.45B |
| Q3 2024 | 646 | $11.2B |
| Q2 2024 | 600 | $9.88B |
| Q1 2024 | 512 | $8.66B |
| Q4 2023 | 510 | $7.87B |
| Q3 2023 | 471 | $7.09B |
| Q2 2023 | 455 | $7.67B |
| Q1 2023 | 445 | $6.81B |
| Q4 2022 | 470 | $6.68B |
| Q3 2022 | 412 | $5.91B |
| Q2 2022 | 415 | $6.31B |
| Q1 2022 | 404 | $7.86B |
| Q4 2021 | 401 | $7.93B |
| Q3 2021 | 359 | $7.08B |
| Q2 2021 | 366 | $5.68B |
| Q1 2021 | 365 | $6.39B |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Tetra Tech Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Rheos Capital Works Inc. | 684,000 | $20.0M | 1.63% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 716,188 | $20.9M | 0.03% | +68,380+10.6% | Added |
| Millennium Management LLC | 729,919 | $21.4M | 0.02% | +419,845+135.4% | Added |
| Rhumbline Advisers | 744,411 | $21.8M | 0.02% | −5,911−0.8% | Reduced |
| Bank of Nova Scotia | 751,143 | $22.0M | 0.05% | +109,283+17.0% | Added |
| Bessemer Group Inc | 779,023 | $22.8M | 0.04% | −36,916−4.5% | Reduced |
| BNP Paribas Arbitrage, SA | 782,244 | $22.9M | 0.02% | +37,591+5.0% | Added |
| Envestnet Asset Management Inc | 782,703 | $22.9M | 0.01% | +35,073+4.7% | Added |
| Segall Bryant & Hamill, LLC | 784,719 | $23.0M | 0.35% | +180,567+29.9% | Added |
| Aviva PLC | 824,114 | $24.1M | 0.06% | +3760.0% | Added |
| Rockefeller Capital Management L.P. | 840,373 | $24.6M | 0.06% | +22,935+2.8% | Added |
| Managed Asset Portfolios, LLC | 843,827 | $24.7M | 3.42% | +200,677+31.2% | Added |
| Fisher Asset Management, LLC | 865,037 | $25.3M | 0.01% | +133,016+18.2% | Added |
| Royal Bank of Canada | 903,981 | $26.4M | 0.01% | −20,533−2.2% | Reduced |
| Value Holdings Management Co. LLC | 907,325 | $26.5M | 4.98% | +12,500+1.4% | Added |
| UBS Asset Management Americas Inc | 923,085 | $27.0M | 0.01% | +58,665+6.8% | Added |
| Allspring Global Investments Holdings, LLC | 923,075 | $27.3M | 0.05% | −2,206,688−70.5% | Reduced |
| Wells Fargo & Company | 942,019 | $27.6M | 0.01% | −43,349−4.4% | Reduced |
| M&G Plc | 966,092 | $28.0M | 0.13% | +959,390+14,315.0% | Added |
| Two Sigma Investments, LP | 986,937 | $28.9M | 0.06% | +484,890+96.6% | Added |
| Premier Fund Managers Ltd | 1,000,403 | $29.2M | 1.09% | −499,597−33.3% | Reduced |
| Nuveen, LLC | 1,000,445 | $29.3M | 0.01% | +1,000,445 | New |
| UBS Group AG | 1,078,508 | $31.5M | 0.01% | +443,305+69.8% | Added |
| Qube Research & Technologies Ltd | 1,110,427 | $32.5M | 0.05% | +1,110,427 | New |
| Van Berkom & Associates Inc. | 1,121,927 | $32.8M | 1.05% | +1,121,927 | New |
| Deutsche Bank AG | 1,151,008 | $33.7M | 0.01% | +507,769+78.9% | Added |
| Cooper Creek Partners Management LLC | 1,173,223 | $34.3M | 1.11% | +586,110+99.8% | Added |
| TimesSquare Capital Management, LLC | 1,175,224 | $34.4M | 0.55% | +138,368+13.3% | Added |
| JPMorgan Chase & Co | 1,326,258 | $38.8M | 0.00% | +187,977+16.5% | Added |
| Schroder Investment Management Group | 1,338,268 | $39.0M | 0.04% | +470,676+54.3% | Added |
| First Trust Advisors LP | 1,394,601 | $40.8M | 0.04% | −709,499−33.7% | Reduced |
| Nomura Asset Management Co Ltd | 1,444,360 | $42.2M | 0.13% | +195,219+15.6% | Added |
| Wellington Management Group LLP | 1,477,811 | $43.2M | 0.01% | +283,848+23.8% | Added |
| Standard Life Aberdeen plc | 1,504,877 | $44.0M | 0.09% | −764,900−33.7% | Reduced |
| Ameriprise Financial Inc | 1,523,809 | $44.6M | 0.01% | +656,872+75.8% | Added |
| King Luther Capital Management Corp | 1,537,871 | $45.0M | 0.21% | +259,576+20.3% | Added |
| Goldman Sachs Group Inc | 1,658,349 | $48.5M | 0.01% | +957,050+136.5% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 1,670,538 | $48.9M | 0.14% | −206,756−11.0% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 1,776,690 | $52.0M | 0.11% | −55,419−3.0% | Reduced |
| Bowen Hanes & Co Inc | 1,855,675 | $54.3M | 1.51% | −170,195−8.4% | Reduced |
| Copeland Capital Management, LLC | 2,001,321 | $58.5M | 1.17% | +340,734+20.5% | Added |
| Capital International Investors | 2,028,414 | $59.3M | 0.01% | +926,621+84.1% | Added |
| Charles Schwab Investment Management Inc | 2,131,293 | $62.3M | 0.01% | +49,454+2.4% | Added |
| CI Private Wealth, LLC | 2,174,701 | $63.6M | 0.10% | −438,558−16.8% | Reduced |
| Citadel Advisors LLC | 2,203,319 | $64.4M | 0.06% | +1,555,533+240.1% | Added |
| Jacobs Levy Equity Management, Inc | 2,210,954 | $64.7M | 0.26% | −56,342−2.5% | Reduced |
| Allianz Asset Management GmbH | 2,248,668 | $65.8M | 0.10% | +158,205+7.6% | Added |
| Bank of New York Mellon Corp | 2,453,720 | $71.8M | 0.01% | −134,809−5.2% | Reduced |
| LGT Group Foundation | 2,734,057 | $80.0M | 1.10% | +1,514,583+124.2% | Added |
| Northern Trust Corp | 2,878,408 | $84.2M | 0.01% | +132,974+4.8% | Added |
| Ninety One UK Ltd | 2,990,262 | $87.5M | 0.24% | +625,052+26.4% | Added |
| Bank of America Corp | 2,995,342 | $87.6M | 0.01% | +402,744+15.5% | Added |
| Morgan Stanley | 3,030,992 | $88.7M | 0.01% | +695,761+29.8% | Added |
| Norges Bank | 3,068,263 | $89.7M | 0.01% | +21,324+0.7% | Added |
| Dimensional Fund Advisors LP | 3,101,292 | $90.7M | 0.02% | +1,103,179+55.2% | Added |
| Robeco Schweiz AG | 3,192,116 | $93.4M | 2.30% | +742,241+30.3% | Added |
| Invesco Ltd. | 3,635,726 | $106.3M | 0.02% | +719,326+24.7% | Added |
| Sands Capital Management, LLC | 4,110,736 | $120.2M | 0.41% | −227,467−5.2% | Reduced |
| FIL Ltd | 4,459,764 | $130.4M | 0.12% | −354,337−7.4% | Reduced |
| Sarasin & Partners LLP | 4,628,564 | $135.4M | 1.47% | +4,628,564 | New |
| Geode Capital Management, LLC | 4,990,031 | $146.0M | 0.01% | +260,335+5.5% | Added |
| Alliancebernstein L.P. | 6,141,224 | $179.6M | 0.06% | −1,709,763−21.8% | Reduced |
| Amundi | 6,675,220 | $196.8M | 0.07% | +1,802,044+37.0% | Added |
| Neuberger Berman Group LLC | 8,940,748 | $261.5M | 0.22% | +231,016+2.7% | Added |
| State Street Corp | 10,678,928 | $312.4M | 0.01% | +1,421,002+15.3% | Added |
| Pictet Asset Management Holding SA | 14,502,940 | $424.2M | 0.47% | +484,053+3.5% | Added |
| BlackRock, Inc. | 26,439,478 | $773.4M | 0.02% | +412,704+1.6% | Added |
| Vanguard Group Inc | 27,185,795 | $795.2M | 0.01% | +1,273,692+4.9% | Added |
| Proequities, Inc. | 0 | $0 | 0.00% | −2,067−100.0% | Sold out |
| Activest Wealth Management | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Bain Capital Public Equity Management II, LLC | 0 | $0 | 0.00% | −2,409,928−100.0% | Sold out |
| Driehaus Capital Management LLC | 0 | $0 | 0.00% | −1,603,928−100.0% | Sold out |
| Loomis Sayles & Co L P | 0 | $0 | 0.00% | −789,937−100.0% | Sold out |
| Jennison Associates LLC | 0 | $0 | 0.00% | −568,589−100.0% | Sold out |
| Zacks Investment Management | 0 | $0 | 0.00% | −465,400−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −329,989−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −279,406−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −264,333−100.0% | Sold out |
| Aptus Capital Advisors, LLC | 0 | $0 | 0.00% | −261,695−100.0% | Sold out |
| Weiss Asset Management LP | 0 | $0 | 0.00% | −205,900−100.0% | Sold out |
| Waratah Capital Advisors Ltd. | 0 | $0 | 0.00% | −203,913−100.0% | Sold out |
| Bain Capital Public Equity, LP | 0 | $0 | 0.00% | −202,244−100.0% | Sold out |
| Thornburg Investment Management Inc | 0 | $0 | 0.00% | −172,131−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −138,001−100.0% | Sold out |
| NFJ Investment Group, LLC | 0 | $0 | 0.00% | −123,773−100.0% | Sold out |
| Susquehanna Fundamental Investments, LLC | 0 | $0 | 0.00% | −116,535−100.0% | Sold out |
| AXA S.A. | 0 | $0 | 0.00% | −110,000−100.0% | Sold out |
| Brasada Capital Management, LP | 0 | $0 | 0.00% | −98,530−100.0% | Sold out |
| Arosa Capital Management LP | 0 | $0 | 0.00% | −75,000−100.0% | Sold out |
| Sandler Capital Management | 0 | $0 | 0.00% | −73,433−100.0% | Sold out |
| Charter Oak Advisors LP | 0 | $0 | 0.00% | −64,322−100.0% | Sold out |
| B. Metzler seel. Sohn & Co. AG | 0 | $0 | 0.00% | −61,325−100.0% | Sold out |
| Farrow Financial Inc. | 0 | $0 | 0.00% | −60,328−100.0% | Sold out |
| Sequoia Financial Advisors, LLC | 0 | $0 | 0.00% | −51,158−100.0% | Sold out |
| Caldwell Investment Management Ltd. | 0 | $0 | 0.00% | −46,500−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −45,927−100.0% | Sold out |
| Lecap Asset Management Ltd | 0 | $0 | 0.00% | −44,769−100.0% | Sold out |
| Essex Investment Management Co LLC | 0 | $0 | 0.00% | −44,456−100.0% | Sold out |
| STRS Ohio | 0 | $0 | 0.00% | −44,140−100.0% | Sold out |
| Kingdon Capital Management, L.L.C. | 0 | $0 | 0.00% | −40,000−100.0% | Sold out |