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 2023
Institutional positions in Tetra Tech Inc as of Mar 31, 2023. 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
- 445
- −17 vs. Q4 2022
- Shares held
- 46.3M
- +369.2K (+0.8%) vs. Q4 2022
- Total value
- $6.81B
- +$143.1M (+2.1%) vs. Q4 2022
- New holders
- 42
- 175 more added
- Sold out
- 59
- 152 more reduced
8 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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 2023
Shares, value and share of portfolio for each institution holding Tetra Tech Inc; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 5,605,294 | $823.5M | 0.02% | +268,393+5.0% | Added |
| BlackRock Inc. | 5,435,780 | $798.6M | 0.02% | −294,428−5.1% | Reduced |
| Alliancebernstein L.P. | 3,077,805 | $452.2M | 0.19% | +129,103+4.4% | Added |
| Pictet Asset Management SA | 3,027,690 | $444.8M | 0.56% | +305,293+11.2% | Added |
| Neuberger Berman Group LLC | 1,678,066 | $246.5M | 0.23% | −37,823−2.2% | Reduced |
| State Street Corp | 1,496,939 | $219.9M | 0.01% | +30,500+2.1% | Added |
| FIL Ltd | 876,726 | $128.8M | 0.15% | +307,835+54.1% | Added |
| Geode Capital Management, LLC | 867,352 | $127.4M | 0.02% | −3,838−0.4% | Reduced |
| Invesco Ltd. | 814,628 | $119.7M | 0.03% | +47,139+6.1% | Added |
| Standard Life Aberdeen plc | 811,635 | $119.2M | 0.30% | +120,424+17.4% | Added |
| Amundi | 743,424 | $106.8M | 0.06% | +193,651+35.2% | Added |
| Bank of America Corp | 714,152 | $104.9M | 0.01% | −9,559−1.3% | Reduced |
| T. Rowe Price Investment Management, Inc. | 708,256 | $104.0M | 0.07% | +501+0.1% | Added |
| Norges Bank | 677,290 | $99.5M | 0.02% | −235,085−25.8% | Reduced |
| Dimensional Fund Advisors LP | 605,997 | $89.0M | 0.03% | −134,492−18.2% | Reduced |
| Morgan Stanley | 591,162 | $86.8M | 0.01% | −11,603−1.9% | Reduced |
| Charles Schwab Investment Management Inc | 564,203 | $82.9M | 0.03% | +6,278+1.1% | Added |
| Allspring Global Investments Holdings, LLC | 532,429 | $78.2M | 0.13% | +12,111+2.3% | Added |
| Bank of New York Mellon Corp | 524,992 | $77.1M | 0.02% | −5,247−1.0% | Reduced |
| Kames Capital plc | 508,270 | $74.7M | 1.30% | +46,881+10.2% | Added |
| DekaBank Deutsche Girozentrale | 502,710 | $71.8M | 0.18% | −5,700−1.1% | Reduced |
| First Trust Advisors LP | 469,160 | $68.9M | 0.08% | +24,263+5.5% | Added |
| Northern Trust Corp | 460,655 | $67.7M | 0.01% | +5,427+1.2% | Added |
| Copeland Capital Management, LLC | 450,489 | $66.2M | 1.56% | +27,017+6.4% | Added |
| CI Private Wealth, LLC | 442,958 | $65.1M | 0.17% | −53,579−10.8% | Reduced |
| Bowen Hanes & Co Inc | 380,545 | $55.9M | 1.92% | +270+0.1% | Added |
| Wellington Management Group LLP | 376,195 | $55.3M | 0.01% | −28,452−7.0% | Reduced |
| Macquarie Group Ltd | 360,752 | $53.0M | 0.06% | +15,568+4.5% | Added |
| Rheos Capital Works Inc. | 356,300 | $52.3M | 2.91% | +49,500+16.1% | Added |
| JPMorgan Chase & Co | 327,983 | $48.2M | 0.01% | +82,186+33.4% | Added |
| Goldman Sachs Group Inc | 326,234 | $47.9M | 0.01% | −97,914−23.1% | Reduced |
| Millennium Management LLC | 285,403 | $41.9M | 0.05% | −34,812−10.9% | Reduced |
| TimesSquare Capital Management, LLC | 283,860 | $41.7M | 0.61% | +75,950+36.5% | Added |
| Rockefeller Capital Management L.P. | 268,091 | $39.4M | 0.17% | +222,634+489.8% | Added |
| Nuveen Asset Management, LLC | 261,759 | $38.5M | 0.01% | −2,918−1.1% | Reduced |
| Agf Management Ltd | 258,764 | $38.0M | 0.26% | −2,386−0.9% | Reduced |
| Vontobel Holding Ltd. | 256,971 | $37.8M | 0.35% | −9,250−3.5% | Reduced |
| Robeco Schweiz AG | 249,832 | $36.7M | 0.59% | +249,832 | New |
| Neumeier Poma Investment Counsel LLC | 248,923 | $36.6M | 3.41% | −6,500−2.5% | Reduced |
| Candriam Luxembourg S.C.A. | 269,841 | $36.5M | 0.25% | +65,574+32.1% | Added |
| Sarasin & Partners LLP | 247,949 | $36.4M | 0.46% | +10,566+4.5% | Added |
| Loomis Sayles & Co L P | 242,563 | $35.6M | 0.06% | +23,121+10.5% | Added |
| Mirae Asset Global Investments Co., Ltd. | 236,089 | $34.7M | 0.08% | +15,561+7.1% | Added |
| FMR LLC | 221,244 | $32.5M | 0.00% | +4,835+2.2% | Added |
| Allianz Asset Management GmbH | 212,357 | $31.2M | 0.07% | +27,188+14.7% | Added |
| Principal Financial Group Inc | 210,745 | $31.0M | 0.02% | +2,262+1.1% | Added |
| Duff & Phelps Investment Management Co | 209,000 | $30.7M | 0.37% | +2,000+1.0% | Added |
| Value Holdings Management Co. LLC | 205,765 | $30.2M | 7.19% | −4,700−2.2% | Reduced |
| New York State Common Retirement Fund | 205,711 | $30.2M | 0.04% | +6,687+3.4% | Added |
| Federated Hermes, Inc. | 198,191 | $29.1M | 0.07% | +95,189+92.4% | Added |
| Managed Asset Portfolios, LLC | 185,507 | $27.3M | 4.14% | −13,254−6.7% | Reduced |
| Nomura Asset Management Co Ltd | 178,916 | $26.3M | 0.14% | +178,746+105,144.7% | Added |
| Lord, Abbett & Co. LLC | 174,233 | $25.6M | 0.09% | −313,924−64.3% | Reduced |
| Rhumbline Advisers | 168,333 | $24.7M | 0.03% | +793+0.5% | Added |
| Sandler Capital Management | 160,923 | $23.6M | 3.89% | −7,285−4.3% | Reduced |
| Driehaus Capital Management LLC | 157,031 | $23.1M | 0.32% | −143,415−47.7% | Reduced |
| SEI Investments Co | 137,574 | $20.2M | 0.04% | +104,346+314.0% | Added |
| Martingale Asset Management L P | 126,861 | $18.6M | 0.36% | +8,743+7.4% | Added |
| Walleye Capital LLC | 126,525 | $18.6M | 0.38% | +30,314+31.5% | Added |
| Zacks Investment Management | 122,365 | $18.0M | 0.24% | +32,293+35.9% | Added |
| Los Angeles Capital Management LLC | 119,820 | $17.6M | 0.08% | +8,358+7.5% | Added |
| California Public Employees Retirement System | 115,677 | $17.0M | 0.02% | −7,908−6.4% | Reduced |
| Swiss National Bank | 114,400 | $16.8M | 0.01% | −14,400−11.2% | Reduced |
| Man Group plc | – | $16.2M | 0.06% | – | – |
| Segall Bryant & Hamill, LLC | 106,754 | $15.7M | 0.17% | −19,797−15.6% | Reduced |
| WCM Investment Management, LLC | 106,637 | $15.7M | 0.05% | +662+0.6% | Added |
| Lombard Odier Asset Management (Europe) Ltd | 106,329 | $15.6M | 0.81% | +14,240+15.5% | Added |
| Cerity Partners LLC | 103,639 | $15.2M | 0.07% | −71−0.1% | Reduced |
| Winslow Asset Management Inc | 99,981 | $14.7M | 3.43% | −1,180−1.2% | Reduced |
| Ameriprise Financial Inc | 98,548 | $14.5M | 0.00% | +3,375+3.5% | Added |
| LPL Financial LLC | 97,545 | $14.3M | 0.01% | +2,757+2.9% | Added |
| Credit Suisse AG | 91,587 | $13.5M | 0.01% | +5,797+6.8% | Added |
| Trillium Asset Management, LLC | 96,641 | $13.4M | 0.39% | +1,069+1.1% | Added |
| Kennedy Capital Management, Inc. | 88,514 | $13.0M | 0.38% | −1,712−1.9% | Reduced |
| Lazard Asset Management LLC | 86,168 | $12.7M | 0.02% | +13,114+18.0% | Added |
| Envestnet Asset Management Inc | 84,768 | $12.5M | 0.01% | +4,366+5.4% | Added |
| Legal & General Group Plc | 83,844 | $12.3M | 0.00% | +2,594+3.2% | Added |
| American International Group, Inc. | 82,224 | $12.1M | 0.08% | −396−0.5% | Reduced |
| Natixis | 81,666 | $12.0M | 0.11% | −33,332−29.0% | Reduced |
| UBS Asset Management Americas Inc | 80,493 | $11.8M | 0.01% | +3,703+4.8% | Added |
| Retirement Systems of Alabama | 79,269 | $11.6M | 0.05% | +9,439+13.5% | Added |
| State of Wisconsin Investment Board | 77,907 | $11.4M | 0.03% | −9,439−10.8% | Reduced |
| Thornburg Investment Management Inc | 74,639 | $11.0M | 0.18% | +43,558+140.1% | Added |
| New York State Teachers Retirement System | 72,607 | $10.7M | 0.03% | −1,200−1.6% | Reduced |
| S&T Bank | 71,918 | $10.6M | 1.95% | −677−0.9% | Reduced |
| California State Teachers Retirement System | 66,227 | $9.73M | 0.01% | −1,281−1.9% | Reduced |
| Renaissance Investment Group LLC | 65,249 | $9.59M | 2.69% | +1,641+2.6% | Added |
| AXA S.A. | 62,592 | $9.20M | 0.03% | +6,700+12.0% | Added |
| Smith, Graham & Co., Investment Advisors, LP | 62,430 | $9.17M | 1.11% | −191−0.3% | Reduced |
| Fisher Asset Management, LLC | 61,681 | $9.06M | 0.01% | +3,465+6.0% | Added |
| Thematics Asset Management | 60,250 | $8.85M | 0.48% | +19,000+46.1% | Added |
| Systematic Financial Management LP | 60,165 | $8.84M | 0.29% | −1,412−2.3% | Reduced |
| Deutsche Bank AG | 54,810 | $8.05M | 0.00% | −37,796−40.8% | Reduced |
| Qube Research & Technologies Ltd | 54,532 | $8.01M | 0.05% | −10,122−15.7% | Reduced |
| Renaissance Technologies LLC | 51,927 | $7.63M | 0.01% | −215,793−80.6% | Reduced |
| Russell Investments Group, Ltd. | 49,380 | $7.25M | 0.01% | −3,186−6.1% | Reduced |
| HighTower Advisors, LLC | 49,333 | $7.23M | 0.02% | +13,486+37.6% | Added |
| Texas Permanent School Fund | 47,733 | $7.01M | 0.07% | +12,114+34.0% | Added |
| Verition Fund Management LLC | 47,190 | $6.93M | 0.11% | +44,334+1,552.3% | Added |
| Nicholas Company, Inc. | 47,150 | $6.93M | 0.14% | +1,560+3.4% | Added |