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 2021
Institutional positions in Tetra Tech Inc as of Dec 31, 2021. 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
- 401
- +47 vs. Q3 2021
- Shares held
- 46.8M
- −774.1K (−1.6%) vs. Q3 2021
- Total value
- $7.93B
- +$857.8M (+12.1%) vs. Q3 2021
- New holders
- 71
- 115 more added
- Sold out
- 24
- 150 more reduced
5 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2021: 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 2021
Shares, value and share of portfolio for each institution holding Tetra Tech Inc; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 7,041,851 | $1.20B | 0.03% | +327,928+4.9% | Added |
| Vanguard Group Inc | 5,241,701 | $890.0M | 0.02% | −56,279−1.1% | Reduced |
| Pictet Asset Management SA | 2,786,629 | $473.2M | 0.47% | −143,162−4.9% | Reduced |
| Alliancebernstein L.P. | 2,588,698 | $439.6M | 0.16% | +8,827+0.3% | Added |
| Neuberger Berman Group LLC | 1,833,601 | $308.8M | 0.24% | −91,740−4.8% | Reduced |
| State Street Corp | 1,675,254 | $284.5M | 0.01% | +11,211+0.7% | Added |
| Norges Bank | 1,328,180 | $225.5M | 0.05% | −188,715−12.4% | Reduced |
| Geode Capital Management, LLC | 994,222 | $168.8M | 0.02% | +5,542+0.6% | Added |
| Dimensional Fund Advisors LP | 894,280 | $151.8M | 0.05% | −30,818−3.3% | Reduced |
| Invesco Ltd. | 853,449 | $144.9M | 0.03% | +20,319+2.4% | Added |
| Northern Trust Corp | 789,361 | $134.0M | 0.02% | −24,729−3.0% | Reduced |
| Bank of America Corp | 767,347 | $130.3M | 0.01% | +6,150+0.8% | Added |
| Allianz Asset Management GmbH | 737,890 | $125.3M | 0.09% | −15,017−2.0% | Reduced |
| Price T Rowe Associates Inc | 720,711 | $122.4M | 0.01% | −36,944−4.9% | Reduced |
| Macquarie Group Ltd | 698,662 | $118.6M | 0.10% | −22,346−3.1% | Reduced |
| Wellington Management Group LLP | 696,637 | $118.3M | 0.02% | −288,995−29.3% | Reduced |
| Kames Capital plc | 661,233 | $112.2M | 1.45% | +47,449+7.7% | Added |
| Charles Schwab Investment Management Inc | 611,714 | $103.9M | 0.03% | +10,400+1.7% | Added |
| Bank of New York Mellon Corp | 560,926 | $95.2M | 0.02% | −30,337−5.1% | Reduced |
| FMR LLC | 555,005 | $94.2M | 0.01% | −137,700−19.9% | Reduced |
| Barrett Asset Management, LLC | 505,046 | $85.8M | 3.24% | +47,657+10.4% | Added |
| Standard Life Aberdeen plc | 483,017 | $82.0M | 0.18% | +48,782+11.2% | Added |
| First Trust Advisors LP | 430,604 | $73.1M | 0.07% | +26,979+6.7% | Added |
| TimesSquare Capital Management, LLC | 413,875 | $70.3M | 0.62% | +113,145+37.6% | Added |
| Bowen Hanes & Co Inc | 385,705 | $65.5M | 1.85% | −29,770−7.2% | Reduced |
| Goldman Sachs Group Inc | 366,793 | $62.3M | 0.02% | −11,487−3.0% | Reduced |
| FIL Ltd | 326,492 | $55.4M | 0.06% | −89,502−21.5% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 322,348 | $54.7M | 0.12% | +52,636+19.5% | Added |
| Neumeier Poma Investment Counsel LLC | 300,815 | $51.1M | 2.85% | −3,850−1.3% | Reduced |
| Rockefeller Capital Management L.P. | 285,095 | $48.4M | 0.23% | −4,727−1.6% | Reduced |
| DekaBank Deutsche Girozentrale | 286,500 | $47.9M | 0.12% | +125,900+78.4% | Added |
| JPMorgan Chase & Co | 281,033 | $47.7M | 0.01% | +49,231+21.2% | Added |
| Vontobel Holding Ltd. | 271,128 | $45.8M | 0.38% | +2,877+1.1% | Added |
| Deutsche Bank AG | 263,425 | $44.7M | 0.02% | −59,877−18.5% | Reduced |
| Driehaus Capital Management LLC | 254,974 | $43.3M | 0.44% | +86,357+51.2% | Added |
| Managed Asset Portfolios, LLC | 245,233 | $41.6M | 5.88% | −2,059−0.8% | Reduced |
| Principal Financial Group Inc | 235,920 | $40.1M | 0.02% | +4,110+1.8% | Added |
| Candriam Luxembourg S.C.A. | 235,602 | $40.0M | 0.26% | −30,693−11.5% | Reduced |
| Morgan Stanley | 233,220 | $39.6M | 0.00% | +17,598+8.2% | Added |
| Loomis Sayles & Co L P | 227,212 | $38.6M | 0.05% | −57,021−20.1% | Reduced |
| Emerald Mutual Fund Advisers Trust | 214,745 | $36.5M | 1.29% | −117,180−35.3% | Reduced |
| Emerald Advisers, LLC | 214,182 | $36.4M | 1.34% | −88,740−29.3% | Reduced |
| Nuveen Asset Management, LLC | 213,130 | $36.2M | 0.01% | −22,177−9.4% | Reduced |
| State of Wisconsin Investment Board | 210,550 | $35.8M | 0.07% | 00.0% | Unchanged |
| Value Holdings Management Co. LLC | 210,465 | $35.7M | 7.62% | −39,000−15.6% | Reduced |
| Eaton Vance Management | 210,317 | $35.7M | 0.04% | −7,926−3.6% | Reduced |
| Parametric Portfolio Associates LLC | 186,860 | $31.7M | 0.02% | +17,246+10.2% | Added |
| Lord, Abbett & Co. LLC | 175,800 | $29.9M | 0.07% | +175,800 | New |
| Rheos Capital Works Inc. | 167,900 | $28.5M | 1.24% | +8,000+5.0% | Added |
| Rhumbline Advisers | 154,503 | $26.2M | 0.03% | −184−0.1% | Reduced |
| Lombard Odier Asset Management (Europe) Ltd | 146,656 | $24.9M | 1.12% | +10,881+8.0% | Added |
| Copeland Capital Management, LLC | 141,044 | $23.9M | 0.62% | −237,773−62.8% | Reduced |
| Wells Fargo & Company | 139,563 | $23.7M | 0.01% | −32,288−18.8% | Reduced |
| AGF Investments America Inc. | 134,060 | $22.8M | 4.36% | 00.0% | Unchanged |
| Legal & General Group Plc | 127,890 | $21.7M | 0.01% | +8,018+6.7% | Added |
| American International Group, Inc. | 119,523 | $20.3M | 0.10% | −2,517−2.1% | Reduced |
| Swiss National Bank | 119,000 | $20.2M | 0.01% | −700−0.6% | Reduced |
| Agf Investments Inc. | 117,889 | $20.0M | 0.14% | +6,455+5.8% | Added |
| California Public Employees Retirement System | 116,090 | $19.7M | 0.01% | −6,872−5.6% | Reduced |
| Millennium Management LLC | 109,397 | $18.6M | 0.02% | +19,065+21.1% | Added |
| Trillium Asset Management, LLC | 108,249 | $18.4M | 0.43% | +4,938+4.8% | Added |
| Winslow Asset Management Inc | 107,766 | $18.3M | 3.23% | −1,870−1.7% | Reduced |
| Arrowstreet Capital, Limited Partnership | 103,004 | $17.5M | 0.02% | +103,004 | New |
| Ameriprise Financial Inc | 100,907 | $17.1M | 0.00% | −5,165−4.9% | Reduced |
| Cubist Systematic Strategies, LLC | 98,735 | $16.8M | 0.16% | +98,735 | New |
| Redwood Investments, LLC | 92,791 | $15.8M | 1.24% | −61,219−39.8% | Reduced |
| WCM Investment Management, LLC | 91,680 | $15.6M | 0.04% | −11,239−10.9% | Reduced |
| Citadel Advisors LLC | 89,406 | $15.2M | 0.02% | +89,406 | New |
| Mutual of America Capital Management LLC | 87,322 | $14.8M | 0.15% | +319+0.4% | Added |
| Manufacturers Life Insurance Company, The | 87,048 | $14.8M | 0.01% | −1,446−1.6% | Reduced |
| Segall Bryant & Hamill, LLC | 84,948 | $14.4M | 0.13% | +3,070+3.7% | Added |
| New York State Common Retirement Fund | 79,685 | $13.5M | 0.01% | +16,998+27.1% | Added |
| Barclays PLC | 79,053 | $13.4M | 0.01% | +27,354+52.9% | Added |
| S&T Bank | 77,402 | $13.1M | 1.92% | −1,022−1.3% | Reduced |
| Russell Investments Group, Ltd. | 77,174 | $13.1M | 0.02% | +355+0.5% | Added |
| California State Teachers Retirement System | 75,143 | $12.8M | 0.01% | +1,678+2.3% | Added |
| New York State Teachers Retirement System | 74,979 | $12.7M | 0.02% | +6,021+8.7% | Added |
| Zacks Investment Management | 72,553 | $12.3M | 0.17% | +1,947+2.8% | Added |
| Credit Suisse AG | 71,846 | $12.2M | 0.01% | −637−0.9% | Reduced |
| Retirement Systems of Alabama | 70,805 | $12.0M | 0.04% | +793+1.1% | Added |
| HighTower Advisors, LLC | 70,520 | $12.0M | 0.03% | −16,304−18.8% | Reduced |
| Sarasin & Partners LLP | 68,920 | $11.7M | 0.11% | −15,924−18.8% | Reduced |
| Systematic Financial Management LP | 64,056 | $10.9M | 0.32% | −54,107−45.8% | Reduced |
| Smith, Graham & Co., Investment Advisors, LP | 64,015 | $10.9M | 1.08% | −5,242−7.6% | Reduced |
| Renaissance Investment Group LLC | 62,278 | $10.6M | 2.51% | −1,389−2.2% | Reduced |
| UBS Group AG | 62,158 | $10.6M | 0.00% | +30,031+93.5% | Added |
| LPL Financial LLC | 57,179 | $9.71M | 0.01% | +6,063+11.9% | Added |
| Asset Management One Co.,Ltd. | 54,906 | $9.32M | 0.03% | 00.0% | Unchanged |
| AXA S.A. | 53,746 | $9.13M | 0.02% | 00.0% | Unchanged |
| Envestnet Asset Management Inc | 52,864 | $8.98M | 0.00% | −11,863−18.3% | Reduced |
| GHP Investment Advisors, Inc. | 52,137 | $8.85M | 0.63% | −4,127−7.3% | Reduced |
| Allspring Global Investments Holdings, LLC | 52,137 | $8.85M | 0.01% | +52,137 | New |
| Edgestream Partners, L.P. | 50,904 | $8.64M | 0.54% | +21,853+75.2% | Added |
| Bahl & Gaynor Inc | 47,756 | $8.11M | 0.05% | −17,885−27.2% | Reduced |
| McKinley Capital Management LLC /Delaware | 46,042 | $7.82M | 0.70% | −1,771−3.7% | Reduced |
| UBS Asset Management Americas Inc | 45,783 | $7.77M | 0.00% | −6,126−11.8% | Reduced |
| MetLife Investment Management | 44,778 | $7.60M | 0.06% | +228+0.5% | Added |
| Advisors Asset Management, Inc. | 43,288 | $7.35M | 0.10% | −819−1.9% | Reduced |
| Fisher Asset Management, LLC | 41,593 | $7.06M | 0.00% | +761+1.9% | Added |
| Natixis | 39,583 | $6.72M | 0.02% | +22,422+130.7% | Added |