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.
| 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, Q4 2024
Shares, value and share of portfolio for each institution holding Tetra Tech Inc; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 26,026,774 | $1.04B | 0.02% | −187,703−0.7% | Reduced |
| Vanguard Group Inc | 25,912,103 | $1.03B | 0.02% | +127,757+0.5% | Added |
| Pictet Asset Management Holding SA | 14,018,887 | $558.5M | 0.60% | +381,437+2.8% | Added |
| State Street Corp | 9,257,926 | $368.8M | 0.01% | +488,024+5.6% | Added |
| Neuberger Berman Group LLC | 8,709,732 | $347.0M | 0.28% | +223,493+2.6% | Added |
| Alliancebernstein L.P. | 7,850,987 | $312.8M | 0.11% | −3,485,428−30.7% | Reduced |
| Amundi | 4,873,176 | $194.3M | 0.07% | +1,717,304+54.4% | Added |
| FIL Ltd | 4,814,101 | $191.8M | 0.18% | −500,951−9.4% | Reduced |
| Geode Capital Management, LLC | 4,729,696 | $188.5M | 0.01% | +13,616+0.3% | Added |
| Sands Capital Management, LLC | 4,338,203 | $172.8M | 0.51% | +4,338,203 | New |
| Allspring Global Investments Holdings, LLC | 3,129,763 | $124.8M | 0.20% | −169,655−5.1% | Reduced |
| Norges Bank | 3,046,939 | $121.4M | 0.02% | +2,939+0.1% | Added |
| Invesco Ltd. | 2,916,400 | $116.2M | 0.02% | −295,060−9.2% | Reduced |
| Northern Trust Corp | 2,745,434 | $109.4M | 0.02% | +482,101+21.3% | Added |
| CI Private Wealth, LLC | 2,613,259 | $104.1M | 0.17% | +339,839+14.9% | Added |
| Bank of America Corp | 2,592,598 | $103.3M | 0.01% | −589,839−18.5% | Reduced |
| Bank of New York Mellon Corp | 2,588,529 | $103.1M | 0.02% | +127,262+5.2% | Added |
| Robeco Schweiz AG | 2,449,875 | $97.6M | 2.09% | +512,931+26.5% | Added |
| Bain Capital Public Equity Management II, LLC | 2,409,928 | $96.0M | 4.41% | +1,443,939+149.5% | Added |
| Ninety One UK Ltd | 2,365,210 | $94.2M | 0.25% | −747,987−24.0% | Reduced |
| Morgan Stanley | 2,335,231 | $93.0M | 0.01% | +9,644+0.4% | Added |
| Jacobs Levy Equity Management, Inc | 2,267,296 | $90.3M | 0.32% | +2,019,295+814.2% | Added |
| Standard Life Aberdeen plc | 2,269,777 | $90.0M | 0.17% | +159,701+7.6% | Added |
| First Trust Advisors LP | 2,104,100 | $83.8M | 0.07% | −3,295−0.2% | Reduced |
| Allianz Asset Management GmbH | 2,090,463 | $83.3M | 0.12% | −33,372−1.6% | Reduced |
| Charles Schwab Investment Management Inc | 2,081,839 | $82.9M | 0.02% | +11,356+0.5% | Added |
| Bowen Hanes & Co Inc | 2,025,870 | $80.7M | 2.16% | +11,145+0.6% | Added |
| Dimensional Fund Advisors LP | 1,998,113 | $79.6M | 0.02% | +33,046+1.7% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 1,877,294 | $74.8M | 0.21% | +359,583+23.7% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 1,832,109 | $73.0M | 0.15% | +100,380+5.8% | Added |
| Copeland Capital Management, LLC | 1,660,587 | $66.2M | 1.23% | −163,663−9.0% | Reduced |
| Driehaus Capital Management LLC | 1,603,928 | $63.9M | 0.53% | −204,185−11.3% | Reduced |
| Premier Fund Managers Ltd | 1,500,000 | $59.6M | 2.13% | 00.0% | Unchanged |
| T. Rowe Price Investment Management, Inc. | 1,436,604 | $57.2M | 0.04% | −1,069,926−42.7% | Reduced |
| Teacher Retirement System of Texas | 1,383,025 | $55.1M | 0.20% | +783,736+130.8% | Added |
| King Luther Capital Management Corp | 1,278,295 | $50.9M | 0.22% | +976,810+324.0% | Added |
| Nomura Asset Management Co Ltd | 1,249,141 | $49.8M | 0.15% | +334,591+36.6% | Added |
| FMR LLC | 1,240,658 | $49.4M | 0.00% | +118,145+10.5% | Added |
| WCM Investment Management, LLC | 1,235,862 | $49.2M | 0.12% | −195,237−13.6% | Reduced |
| Kames Capital plc | 1,227,732 | $48.9M | 0.64% | −238,653−16.3% | Reduced |
| LGT Group Foundation | 1,219,474 | $48.6M | 0.75% | −2,676−0.2% | Reduced |
| Wellington Management Group LLP | 1,193,963 | $47.6M | 0.01% | +116,135+10.8% | Added |
| Nuveen Asset Management, LLC | 1,183,109 | $47.1M | 0.01% | −12,412−1.0% | Reduced |
| JPMorgan Chase & Co | 1,138,281 | $45.3M | 0.00% | −413,070−26.6% | Reduced |
| Capital International Investors | 1,101,793 | $43.9M | 0.01% | +1,101,793 | New |
| TimesSquare Capital Management, LLC | 1,036,856 | $41.3M | 0.60% | +321,151+44.9% | Added |
| Wells Fargo & Company | 985,368 | $39.3M | 0.01% | +53,228+5.7% | Added |
| Royal Bank of Canada | 924,514 | $36.8M | 0.01% | +26,835+3.0% | Added |
| Value Holdings Management Co. LLC | 894,825 | $35.6M | 6.24% | 00.0% | Unchanged |
| Schroder Investment Management Group | 867,592 | $34.6M | 0.03% | +30,975+3.7% | Added |
| Ameriprise Financial Inc | 866,937 | $34.5M | 0.01% | +119,804+16.0% | Added |
| UBS Asset Management Americas Inc | 864,420 | $34.4M | 0.01% | +65,955+8.3% | Added |
| Cerity Partners LLC | 856,763 | $34.2M | 0.07% | −790.0% | Reduced |
| Aviva PLC | 823,738 | $32.8M | 0.09% | +260,913+46.4% | Added |
| Rockefeller Capital Management L.P. | 817,438 | $32.6M | 0.08% | −321,278−28.2% | Reduced |
| Bessemer Group Inc | 815,939 | $32.5M | 0.05% | +736,279+924.3% | Added |
| Loomis Sayles & Co L P | 789,937 | $31.5M | 0.04% | −172,255−17.9% | Reduced |
| Candriam Luxembourg S.C.A. | 778,080 | $31.0M | 0.18% | −554,513−41.6% | Reduced |
| J. Safra Sarasin Holding AG | 767,701 | $30.6M | 0.52% | −723,965−48.5% | Reduced |
| Rhumbline Advisers | 750,322 | $29.9M | 0.03% | −44,868−5.6% | Reduced |
| Envestnet Asset Management Inc | 747,630 | $29.8M | 0.01% | −118,283−13.7% | Reduced |
| BNP Paribas Arbitrage, SA | 744,653 | $29.7M | 0.02% | +102,122+15.9% | Added |
| Fisher Asset Management, LLC | 732,021 | $29.2M | 0.01% | −5,373−0.7% | Reduced |
| Neumeier Poma Investment Counsel LLC | 703,836 | $28.0M | 2.72% | −43,049−5.8% | Reduced |
| Goldman Sachs Group Inc | 701,299 | $27.9M | 0.01% | −223,997−24.2% | Reduced |
| Rheos Capital Works Inc. | 684,000 | $27.3M | 1.51% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 654,800 | $26.1M | 0.04% | +393,200+150.3% | Added |
| New York State Common Retirement Fund | 647,808 | $25.8M | 0.03% | +32,713+5.3% | Added |
| Citadel Advisors LLC | 647,786 | $25.8M | 0.02% | +182,339+39.2% | Added |
| Deutsche Bank AG | 643,239 | $25.6M | 0.01% | +265,036+70.1% | Added |
| Managed Asset Portfolios, LLC | 643,150 | $25.6M | 3.80% | +15,644+2.5% | Added |
| Bank of Nova Scotia | 641,860 | $25.6M | 0.04% | +124,619+24.1% | Added |
| UBS Group AG | 635,203 | $25.3M | 0.01% | +265,212+71.7% | Added |
| Principal Financial Group Inc | 619,717 | $24.7M | 0.01% | −134,985−17.9% | Reduced |
| LPL Financial LLC | 600,987 | $24.2M | 0.01% | −54,453−8.3% | Reduced |
| Segall Bryant & Hamill, LLC | 604,152 | $24.1M | 0.33% | −56,982−8.6% | Reduced |
| Cooper Creek Partners Management LLC | 587,113 | $23.4M | 0.72% | +587,113 | New |
| Man Group plc | 586,415 | $23.4M | 0.07% | +463,723+378.0% | Added |
| Robeco Institutional Asset Management B.V. | 580,284 | $23.1M | 0.04% | +459,899+382.0% | Added |
| Jennison Associates LLC | 568,589 | $22.7M | 0.01% | +568,589 | New |
| Russell Investments Group, Ltd. | 545,374 | $21.7M | 0.03% | +343,791+170.5% | Added |
| Swiss National Bank | 526,500 | $21.0M | 0.01% | +4,000+0.8% | Added |
| SEI Investments Co | 518,086 | $20.6M | 0.03% | −124,132−19.3% | Reduced |
| Trillium Asset Management, LLC | 516,531 | $20.6M | 0.53% | −13,926−2.6% | Reduced |
| California Public Employees Retirement System | 507,774 | $20.2M | 0.01% | −34,802−6.4% | Reduced |
| Two Sigma Investments, LP | 502,047 | $20.0M | 0.05% | +95,446+23.5% | Added |
| Duff & Phelps Investment Management Co | 482,826 | $19.2M | 0.23% | −148,134−23.5% | Reduced |
| Zacks Investment Management | 465,400 | $18.5M | 0.17% | −80,293−14.7% | Reduced |
| HSBC Holdings PLC | 457,058 | $18.2M | 0.01% | +89,114+24.2% | Added |
| one8zero8, LLC | 451,300 | $18.0M | 3.88% | +451,300 | New |
| Toroso Investments, LLC | 432,931 | $17.2M | 0.14% | +421,209+3,593.3% | Added |
| Winslow Asset Management Inc | 430,900 | $17.2M | 3.42% | −15,457−3.5% | Reduced |
| Legal & General Group Plc | 428,654 | $17.1M | 0.00% | +20,590+5.0% | Added |
| Federated Hermes, Inc. | 424,887 | $16.9M | 0.04% | −267,355−38.6% | Reduced |
| Williams Jones Wealth Management, LLC. | 422,227 | $16.8M | 0.20% | +73,315+21.0% | Added |
| Voya Investment Management LLC | 399,199 | $15.9M | 0.02% | −681,690−63.1% | Reduced |
| Retirement Systems of Alabama | 376,288 | $15.0M | 0.06% | −14,188−3.6% | Reduced |
| Arrowstreet Capital, Limited Partnership | 342,637 | $13.7M | 0.01% | +34,375+11.2% | Added |
| State of Wisconsin Investment Board | 341,902 | $13.6M | 0.04% | −8,628−2.5% | Reduced |
| Renaissance Investment Group LLC | 333,508 | $13.3M | 2.80% | +180+0.1% | Added |