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, Q3 2024
Institutional positions in Tetra Tech Inc as of Sep 30, 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
- 646
- +53 vs. Q2 2024
- Shares held
- 238.2M
- +22.3M (+10.3%) vs. Q2 2024Converted for a 5-for-1 split
- Total value
- $11.2B
- +$2.43B (+27.7%) vs. Q2 2024
- New holders
- 95
- 189 more added
- Sold out
- 42
- 234 more reduced
7 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2024
Shares, value and share of portfolio for each institution holding Tetra Tech Inc; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 26,214,477 | $1.24B | 0.03% | +26,214,477 | New |
| Vanguard Group Inc | 25,784,346 | $1.22B | 0.02% | 00.0% | UnchangedConverted for a 5-for-1 split |
| Pictet Asset Management Holding SA | 13,637,450 | $643.1M | 0.71% | +529,050+4.0% | AddedConverted for a 5-for-1 split |
| Alliancebernstein L.P. | 11,336,415 | $534.6M | 0.18% | −826,165−6.8% | ReducedConverted for a 5-for-1 split |
| State Street Corp | 8,769,902 | $413.6M | 0.02% | +74,412+0.9% | AddedConverted for a 5-for-1 split |
| Neuberger Berman Group LLC | 8,486,239 | $400.2M | 0.31% | +172,804+2.1% | AddedConverted for a 5-for-1 split |
| FIL Ltd | 5,315,052 | $250.7M | 0.23% | −436,383−7.6% | ReducedConverted for a 5-for-1 split |
| Sarasin & Partners LLP | 4,950,383 | $233.5M | 2.20% | −794,357−13.8% | ReducedConverted for a 5-for-1 split |
| Geode Capital Management, LLC | 4,716,080 | $222.5M | 0.02% | +61,625+1.3% | AddedConverted for a 5-for-1 split |
| Allspring Global Investments Holdings, LLC | 3,299,418 | $155.6M | 0.24% | −86,232−2.5% | ReducedConverted for a 5-for-1 split |
| Amundi | 3,155,872 | $152.9M | 0.06% | −465,303−12.8% | ReducedConverted for a 5-for-1 split |
| Invesco Ltd. | 3,211,460 | $151.5M | 0.03% | 00.0% | UnchangedConverted for a 5-for-1 split |
| Bank of America Corp | 3,182,437 | $150.1M | 0.01% | −115,903−3.5% | ReducedConverted for a 5-for-1 split |
| Ninety One UK Ltd | 3,113,197 | $146.8M | 0.39% | −209,798−6.3% | ReducedConverted for a 5-for-1 split |
| Norges Bank | 3,044,000 | $143.6M | 0.02% | −17,985−0.6% | ReducedConverted for a 5-for-1 split |
| Artisan Partners Limited Partnership | 2,777,965 | $131.0M | 0.20% | +2,777,965 | New |
| T. Rowe Price Investment Management, Inc. | 2,506,530 | $118.2M | 0.07% | −226,850−8.3% | ReducedConverted for a 5-for-1 split |
| Bank of New York Mellon Corp | 2,461,267 | $116.1M | 0.02% | +17,792+0.7% | AddedConverted for a 5-for-1 split |
| Morgan Stanley | 2,325,587 | $109.7M | 0.01% | −358,903−13.4% | ReducedConverted for a 5-for-1 split |
| CI Private Wealth, LLC | 2,273,420 | $107.2M | 0.17% | −329,135−12.6% | ReducedConverted for a 5-for-1 split |
| Northern Trust Corp | 2,263,333 | $106.7M | 0.02% | −71,087−3.0% | ReducedConverted for a 5-for-1 split |
| Allianz Asset Management GmbH | 2,123,835 | $100.2M | 0.15% | +368,210+21.0% | AddedConverted for a 5-for-1 split |
| First Trust Advisors LP | 2,107,395 | $99.4M | 0.09% | +32,365+1.6% | AddedConverted for a 5-for-1 split |
| Standard Life Aberdeen plc | 2,110,076 | $98.5M | 0.18% | −218,969−9.4% | ReducedConverted for a 5-for-1 split |
| Charles Schwab Investment Management Inc | 2,070,483 | $97.6M | 0.02% | −190,877−8.4% | ReducedConverted for a 5-for-1 split |
| Bowen Hanes & Co Inc | 2,014,725 | $95.0M | 2.49% | 00.0% | UnchangedConverted for a 5-for-1 split |
| Dimensional Fund Advisors LP | 1,965,067 | $92.7M | 0.02% | −207,773−9.6% | ReducedConverted for a 5-for-1 split |
| Robeco Schweiz AG | 1,936,944 | $91.3M | 1.71% | +326,439+20.3% | AddedConverted for a 5-for-1 split |
| Copeland Capital Management, LLC | 1,824,250 | $86.0M | 1.50% | −520,245−22.2% | ReducedConverted for a 5-for-1 split |
| Driehaus Capital Management LLC | 1,808,113 | $85.3M | 0.73% | +127,813+7.6% | AddedConverted for a 5-for-1 split |
| Mirae Asset Global ETFs Holdings Ltd. | 1,731,729 | $81.7M | 0.18% | +36,424+2.1% | AddedConverted for a 5-for-1 split |
| JPMorgan Chase & Co | 1,551,351 | $73.2M | 0.01% | +41,356+2.7% | AddedConverted for a 5-for-1 split |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 1,517,711 | $71.6M | 0.21% | +1,135,076+296.6% | AddedConverted for a 5-for-1 split |
| J. Safra Sarasin Holding AG | 1,491,666 | $70.3M | 1.22% | +220,456+17.3% | AddedConverted for a 5-for-1 split |
| Premier Fund Managers Ltd | 1,500,000 | $69.6M | 2.47% | 00.0% | UnchangedConverted for a 5-for-1 split |
| Kames Capital plc | 1,466,385 | $69.1M | 0.94% | −211,330−12.6% | ReducedConverted for a 5-for-1 split |
| Vontobel Holding Ltd. | 1,425,589 | $67.2M | 0.22% | +26,334+1.9% | AddedConverted for a 5-for-1 split |
| WCM Investment Management, LLC | 1,431,099 | $66.4M | 0.15% | −285,301−16.6% | ReducedConverted for a 5-for-1 split |
| Candriam Luxembourg S.C.A. | 1,332,593 | $62.8M | 0.36% | −61,732−4.4% | ReducedConverted for a 5-for-1 split |
| LGT Group Foundation | 1,222,150 | $57.3M | 0.94% | −1,235,070−50.3% | ReducedConverted for a 5-for-1 split |
| Nuveen Asset Management, LLC | 1,195,521 | $56.4M | 0.02% | +95,296+8.7% | AddedConverted for a 5-for-1 split |
| Rockefeller Capital Management L.P. | 1,138,716 | $53.7M | 0.14% | −85,729−7.0% | ReducedConverted for a 5-for-1 split |
| FMR LLC | 1,122,513 | $52.9M | 0.00% | +339,088+43.3% | AddedConverted for a 5-for-1 split |
| Voya Investment Management LLC | 1,080,889 | $51.0M | 0.05% | −36,736−3.3% | ReducedConverted for a 5-for-1 split |
| Wellington Management Group LLP | 1,077,828 | $50.8M | 0.01% | −79,892−6.9% | ReducedConverted for a 5-for-1 split |
| Bain Capital Public Equity Management II, LLC | 965,989 | $45.6M | 2.07% | −64,511−6.3% | ReducedConverted for a 5-for-1 split |
| Loomis Sayles & Co L P | 962,192 | $45.4M | 0.06% | 00.0% | UnchangedConverted for a 5-for-1 split |
| Wells Fargo & Company | 932,140 | $44.0M | 0.01% | −6,450−0.7% | ReducedConverted for a 5-for-1 split |
| Goldman Sachs Group Inc | 925,296 | $43.6M | 0.01% | −521,374−36.0% | ReducedConverted for a 5-for-1 split |
| Nomura Asset Management Co Ltd | 914,550 | $43.1M | 0.13% | −93,350−9.3% | ReducedConverted for a 5-for-1 split |
| Royal Bank of Canada | 897,679 | $42.3M | 0.01% | −17,626−1.9% | ReducedConverted for a 5-for-1 split |
| Value Holdings Management Co. LLC | 894,825 | $42.2M | 7.38% | −50,000−5.3% | ReducedConverted for a 5-for-1 split |
| Envestnet Asset Management Inc | 865,913 | $40.8M | 0.01% | −10,112−1.2% | ReducedConverted for a 5-for-1 split |
| Cerity Partners LLC | 856,842 | $40.4M | 0.09% | −8,218−0.9% | ReducedConverted for a 5-for-1 split |
| Schroder Investment Management Group | 836,617 | $38.8M | 0.04% | +10,087+1.2% | AddedConverted for a 5-for-1 split |
| Lord, Abbett & Co. LLC | 804,341 | $37.9M | 0.12% | −227,709−22.1% | ReducedConverted for a 5-for-1 split |
| UBS Asset Management Americas Inc | 798,465 | $37.7M | 0.01% | −62,320−7.2% | ReducedConverted for a 5-for-1 split |
| Rhumbline Advisers | 795,190 | $37.5M | 0.03% | −6,020−0.8% | ReducedConverted for a 5-for-1 split |
| Principal Financial Group Inc | 754,702 | $35.6M | 0.02% | −239,863−24.1% | ReducedConverted for a 5-for-1 split |
| Ameriprise Financial Inc | 747,133 | $35.2M | 0.01% | 00.0% | UnchangedConverted for a 5-for-1 split |
| Neumeier Poma Investment Counsel LLC | 746,885 | $35.2M | 3.36% | −255,970−25.5% | ReducedConverted for a 5-for-1 split |
| Fisher Asset Management, LLC | 737,394 | $34.8M | 0.01% | +135,184+22.4% | AddedConverted for a 5-for-1 split |
| TimesSquare Capital Management, LLC | 715,705 | $33.8M | 0.51% | −65,520−8.4% | ReducedConverted for a 5-for-1 split |
| Federated Hermes, Inc. | 692,242 | $32.6M | 0.07% | −171,998−19.9% | ReducedConverted for a 5-for-1 split |
| Millennium Management LLC | 689,236 | $32.5M | 0.03% | +186,966+37.2% | AddedConverted for a 5-for-1 split |
| Rheos Capital Works Inc. | 684,000 | $32.3M | 1.68% | 00.0% | UnchangedConverted for a 5-for-1 split |
| Segall Bryant & Hamill, LLC | 661,134 | $31.2M | 0.43% | −119,901−15.4% | ReducedConverted for a 5-for-1 split |
| LPL Financial LLC | 655,440 | $30.9M | 0.01% | +39,885+6.5% | AddedConverted for a 5-for-1 split |
| BNP Paribas Arbitrage, SA | 642,531 | $30.3M | 0.03% | −248,044−27.9% | ReducedConverted for a 5-for-1 split |
| SEI Investments Co | 642,218 | $30.3M | 0.04% | +193,473+43.1% | AddedConverted for a 5-for-1 split |
| Duff & Phelps Investment Management Co | 630,960 | $29.8M | 0.34% | −102,680−14.0% | ReducedConverted for a 5-for-1 split |
| Managed Asset Portfolios, LLC | 627,506 | $29.6M | 4.18% | −254,529−28.9% | ReducedConverted for a 5-for-1 split |
| New York State Common Retirement Fund | 615,095 | $29.0M | 0.04% | −95,865−13.5% | ReducedConverted for a 5-for-1 split |
| Teacher Retirement System of Texas | 599,289 | $28.3M | 0.13% | +548,359+1,076.7% | AddedConverted for a 5-for-1 split |
| Aviva PLC | 562,825 | $26.5M | 0.07% | 00.0% | UnchangedConverted for a 5-for-1 split |
| Zacks Investment Management | 545,693 | $25.7M | 0.22% | +58,308+12.0% | AddedConverted for a 5-for-1 split |
| California Public Employees Retirement System | 542,576 | $25.6M | 0.02% | +16,401+3.1% | AddedConverted for a 5-for-1 split |
| Trillium Asset Management, LLC | 530,457 | $25.0M | 0.61% | −8,013−1.5% | ReducedConverted for a 5-for-1 split |
| Swiss National Bank | 522,500 | $24.6M | 0.02% | −3,500−0.7% | ReducedConverted for a 5-for-1 split |
| Bank of Nova Scotia | 517,241 | $24.4M | 0.05% | −79,194−13.3% | ReducedConverted for a 5-for-1 split |
| Martingale Asset Management L P | 470,761 | $22.2M | 0.51% | −31,429−6.3% | ReducedConverted for a 5-for-1 split |
| Blair William & Co | 467,923 | $22.1M | 0.06% | +99,548+27.0% | AddedConverted for a 5-for-1 split |
| Citadel Advisors LLC | 465,447 | $22.0M | 0.02% | −357,238−43.4% | ReducedConverted for a 5-for-1 split |
| Fernbridge Capital Management LP | 451,402 | $21.3M | 1.31% | −237,688−34.5% | ReducedConverted for a 5-for-1 split |
| Winslow Asset Management Inc | 446,357 | $21.1M | 3.89% | −3,103−0.7% | ReducedConverted for a 5-for-1 split |
| Cookson Peirce & Co Inc | 432,616 | $20.4M | 0.96% | +393,566+1,007.9% | AddedConverted for a 5-for-1 split |
| Agf Management Ltd | 411,143 | $19.4M | 0.10% | −39,817−8.8% | ReducedConverted for a 5-for-1 split |
| Legal & General Group Plc | 408,064 | $19.2M | 0.01% | +3,314+0.8% | AddedConverted for a 5-for-1 split |
| Two Sigma Investments, LP | 406,601 | $19.2M | 0.04% | +6,061+1.5% | AddedConverted for a 5-for-1 split |
| Waratah Capital Advisors Ltd. | 393,491 | $18.6M | 1.11% | +159,116+67.9% | AddedConverted for a 5-for-1 split |
| Retirement Systems of Alabama | 390,476 | $18.4M | 0.07% | −5,214−1.3% | ReducedConverted for a 5-for-1 split |
| Macquarie Group Ltd | 384,455 | $18.1M | 0.02% | +21,930+6.0% | AddedConverted for a 5-for-1 split |
| Kennedy Capital Management, Inc. | 380,718 | $18.0M | 0.40% | −110,642−22.5% | ReducedConverted for a 5-for-1 split |
| Deutsche Bank AG | 378,203 | $17.8M | 0.01% | +236,308+166.5% | AddedConverted for a 5-for-1 split |
| UBS Group AG | 369,991 | $17.4M | 0.00% | −16,734−4.3% | ReducedConverted for a 5-for-1 split |
| HSBC Holdings PLC | 367,944 | $17.3M | 0.01% | +41,784+12.8% | AddedConverted for a 5-for-1 split |
| State of Wisconsin Investment Board | 350,530 | $16.5M | 0.04% | +22,845+7.0% | AddedConverted for a 5-for-1 split |
| Williams Jones Wealth Management, LLC. | 348,912 | $16.5M | 0.19% | +183,102+110.4% | AddedConverted for a 5-for-1 split |
| Winton Group Ltd | 335,270 | $15.8M | 1.11% | +335,270 | New |
| Renaissance Investment Group LLC | 333,328 | $15.7M | 3.27% | −3,142−0.9% | ReducedConverted for a 5-for-1 split |