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 2023
Institutional positions in Tetra Tech Inc as of Dec 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
- 510
- +45 vs. Q3 2023
- Shares held
- 47.2M
- +329.8K (+0.7%) vs. Q3 2023
- Total value
- $7.87B
- +$780.5M (+11.0%) vs. Q3 2023
- New holders
- 76
- 147 more added
- Sold out
- 31
- 204 more reduced
6 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2023: 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 2023
Shares, value and share of portfolio for each institution holding Tetra Tech Inc; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Castleark Management LLC | 45,990 | $7.68M | 0.34% | −60−0.1% | Reduced |
| Texas Permanent School Fund | 45,997 | $7.68M | 0.07% | +776+1.7% | Added |
| Nicholas Company, Inc. | 47,135 | $7.87M | 0.14% | 00.0% | Unchanged |
| Los Angeles Capital Management LLC | 47,791 | $7.98M | 0.03% | −14,708−23.5% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 51,172 | $8.54M | 0.04% | −17,285−25.2% | Reduced |
| Engineers Gate Manager LP | 52,755 | $8.81M | 0.25% | +27,673+110.3% | Added |
| Systematic Financial Management LP | 53,382 | $8.91M | 0.26% | −876−1.6% | Reduced |
| Barclays PLC | 55,958 | $9.34M | 0.00% | +22,573+67.6% | Added |
| California State Teachers Retirement System | 56,230 | $9.39M | 0.01% | −2,638−4.5% | Reduced |
| Macquarie Group Ltd | 56,436 | $9.42M | 0.01% | +218+0.4% | Added |
| Alpine Woods Capital Investors, LLC | 56,726 | $9.47M | 1.42% | +369+0.7% | Added |
| Daiwa Securities Group Inc. | 58,080 | $9.70M | 0.06% | +46,300+393.0% | Added |
| Fisher Asset Management, LLC | 58,354 | $9.74M | 0.01% | −278−0.5% | Reduced |
| Smith, Graham & Co., Investment Advisors, LP | 58,854 | $9.82M | 1.13% | −358−0.6% | Reduced |
| Thematics Asset Management | 60,750 | $10.1M | 0.45% | −3,500−5.4% | Reduced |
| AXA S.A. | 63,234 | $10.6M | 0.03% | +34+0.1% | Added |
| S&T Bank | 63,639 | $10.6M | 1.96% | −2,914−4.4% | Reduced |
| New York State Teachers Retirement System | 64,209 | $10.7M | 0.02% | −3,783−5.6% | Reduced |
| Renaissance Investment Group LLC | 65,938 | $11.0M | 2.74% | +740+1.1% | Added |
| Sandler Capital Management | 67,409 | $11.3M | 1.45% | +34,515+104.9% | Added |
| Thornburg Investment Management Inc | 67,576 | $11.3M | 0.16% | −6,746−9.1% | Reduced |
| Cubist Systematic Strategies, LLC | 67,608 | $11.3M | 0.14% | −2,409−3.4% | Reduced |
| Russell Investments Group, Ltd. | 70,522 | $11.8M | 0.02% | −3,699−5.0% | Reduced |
| American International Group, Inc. | 72,004 | $12.0M | 0.05% | −3,098−4.1% | Reduced |
| Intrinsic Edge Capital Management LLC | 75,132 | $12.5M | 1.34% | −48,977−39.5% | Reduced |
| Natixis | 75,918 | $12.7M | 0.10% | +3,842+5.3% | Added |
| State of Wisconsin Investment Board | 76,970 | $12.8M | 0.04% | +5,283+7.4% | Added |
| Retirement Systems of Alabama | 77,406 | $12.9M | 0.05% | +205+0.3% | Added |
| Man Group plc | 79,177 | $13.2M | 0.04% | – | – |
| Legal & General Group Plc | 79,911 | $13.3M | 0.00% | −3,759−4.5% | Reduced |
| UBS Asset Management Americas Inc | 80,431 | $13.4M | 0.01% | −5,503−6.4% | Reduced |
| Zacks Investment Management | 86,994 | $14.5M | 0.18% | −14,183−14.0% | Reduced |
| Martingale Asset Management L P | 88,527 | $14.8M | 0.30% | −14,139−13.8% | Reduced |
| Ameriprise Financial Inc | 92,948 | $15.5M | 0.00% | −103,388−52.7% | Reduced |
| HSBC Holdings PLC | 92,971 | $15.5M | 0.01% | +8,166+9.6% | Added |
| Renaissance Technologies LLC | 93,920 | $15.7M | 0.02% | +9,800+11.7% | Added |
| Cerity Partners LLC | 93,941 | $15.7M | 0.05% | −9,004−8.7% | Reduced |
| SEI Investments Co | 94,696 | $15.8M | 0.03% | −24,489−20.5% | Reduced |
| Winslow Asset Management Inc | 97,211 | $16.2M | 3.30% | +390+0.4% | Added |
| California Public Employees Retirement System | 104,506 | $17.4M | 0.01% | −3,846−3.5% | Reduced |
| Segall Bryant & Hamill, LLC | 104,867 | $17.5M | 0.34% | −1,575−1.5% | Reduced |
| Swiss National Bank | 104,900 | $17.5M | 0.01% | −12,100−10.3% | Reduced |
| Trillium Asset Management, LLC | 105,453 | $17.6M | 0.48% | +3,718+3.7% | Added |
| Rheos Capital Works Inc. | 116,800 | $19.5M | 1.08% | −76,100−39.5% | Reduced |
| LPL Financial LLC | 122,568 | $20.5M | 0.01% | −410.0% | Reduced |
| Kennedy Capital Management, Inc. | 133,413 | $22.3M | 0.49% | −3,093−2.3% | Reduced |
| Credit Suisse AG | 145,070 | $24.2M | 0.02% | −2,369−1.6% | Reduced |
| New York State Common Retirement Fund | 145,727 | $24.3M | 0.03% | −23,138−13.7% | Reduced |
| Duff & Phelps Investment Management Co | 159,834 | $26.7M | 0.32% | −19,166−10.7% | Reduced |
| Bank of Nova Scotia | 160,861 | $26.9M | 0.05% | +3,430+2.2% | Added |
| Schroder Investment Management Group | 164,503 | $27.5M | 0.04% | +125,390+320.6% | Added |
| Envestnet Asset Management Inc | 168,093 | $28.1M | 0.01% | −1,705−1.0% | Reduced |
| Voya Investment Management LLC | 174,242 | $29.1M | 0.03% | +162,794+1,422.0% | Added |
| Allianz Asset Management GmbH | 179,375 | $29.9M | 0.06% | −75,750−29.7% | Reduced |
| Rhumbline Advisers | 181,419 | $30.3M | 0.03% | −6,393−3.4% | Reduced |
| Wells Fargo & Company | 184,079 | $30.7M | 0.01% | +2,938+1.6% | Added |
| Lord, Abbett & Co. LLC | 184,659 | $30.8M | 0.11% | −205,421−52.7% | Reduced |
| Managed Asset Portfolios, LLC | 185,544 | $31.0M | 4.70% | +460.0% | Added |
| BNP Paribas Arbitrage, SA | 186,907 | $31.2M | 0.06% | +20,481+12.3% | Added |
| Fernbridge Capital Management LP | 191,215 | $31.9M | 2.70% | +72,409+60.9% | Added |
| Millennium Management LLC | 195,684 | $32.7M | 0.03% | −72,011−26.9% | Reduced |
| Principal Financial Group Inc | 195,857 | $32.7M | 0.02% | −1,059−0.5% | Reduced |
| Nomura Asset Management Co Ltd | 200,023 | $33.4M | 0.14% | +13,964+7.5% | Added |
| Value Holdings Management Co. LLC | 205,765 | $34.3M | 6.94% | 00.0% | Unchanged |
| FMR LLC | 206,902 | $34.5M | 0.00% | +83,739+68.0% | Added |
| Federated Hermes, Inc. | 209,225 | $34.9M | 0.09% | −32,253−13.4% | Reduced |
| Royal Bank of Canada | 214,117 | $35.7M | 0.01% | +34,003+18.9% | Added |
| Agf Management Ltd | 215,667 | $36.0M | 0.21% | −44,427−17.1% | Reduced |
| Rockefeller Capital Management L.P. | 216,121 | $36.1M | 0.12% | −16,712−7.2% | Reduced |
| TimesSquare Capital Management, LLC | 217,230 | $36.3M | 0.53% | −19,120−8.1% | Reduced |
| Neumeier Poma Investment Counsel LLC | 226,353 | $37.8M | 3.37% | +195+0.1% | Added |
| Nuveen Asset Management, LLC | 234,062 | $39.1M | 0.01% | +1,348+0.6% | Added |
| Loomis Sayles & Co L P | 236,554 | $39.5M | 0.06% | −1,017−0.4% | Reduced |
| Robeco Schweiz AG | 236,690 | $39.5M | 0.66% | −1,043−0.4% | Reduced |
| Driehaus Capital Management LLC | 264,623 | $44.2M | 0.53% | +132,125+99.7% | Added |
| JPMorgan Chase & Co | 272,920 | $45.6M | 0.00% | −36,737−11.9% | Reduced |
| Vontobel Holding Ltd. | 275,269 | $46.0M | 0.38% | −1,267−0.5% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 278,358 | $46.5M | 0.09% | −2,514−0.9% | Reduced |
| Citadel Advisors LLC | 282,116 | $47.1M | 0.05% | +203,957+261.0% | Added |
| Wellington Management Group LLP | 286,261 | $47.8M | 0.01% | −97,979−25.5% | Reduced |
| Candriam Luxembourg S.C.A. | 290,374 | $48.5M | 0.33% | +17,404+6.4% | Added |
| Goldman Sachs Group Inc | 302,592 | $50.5M | 0.01% | −29,356−8.8% | Reduced |
| WCM Investment Management, LLC | 339,938 | $57.1M | 0.16% | +8,394+2.5% | Added |
| DekaBank Deutsche Girozentrale | 356,664 | $59.1M | 0.12% | −39,946−10.1% | Reduced |
| Bowen Hanes & Co Inc | 397,055 | $66.3M | 2.00% | +17,590+4.6% | Added |
| Dimensional Fund Advisors LP | 421,535 | $70.4M | 0.02% | −49,070−10.4% | Reduced |
| Charles Schwab Investment Management Inc | 439,007 | $73.3M | 0.02% | +15,169+3.6% | Added |
| CI Private Wealth, LLC | 441,051 | $73.6M | 0.14% | +479+0.1% | Added |
| Copeland Capital Management, LLC | 457,604 | $76.4M | 1.53% | −13,572−2.9% | Reduced |
| Northern Trust Corp | 462,602 | $77.2M | 0.01% | +3,311+0.7% | Added |
| Standard Life Aberdeen plc | 475,320 | $79.3M | 0.17% | +5,962+1.3% | Added |
| Bank of New York Mellon Corp | 485,107 | $81.0M | 0.02% | −3,400−0.7% | Reduced |
| Kames Capital plc | 492,477 | $82.2M | 1.31% | +492,477 | New |
| First Trust Advisors LP | 515,711 | $86.1M | 0.09% | +41,860+8.8% | Added |
| Allspring Global Investments Holdings, LLC | 558,350 | $93.2M | 0.15% | −66,199−10.6% | Reduced |
| Norges Bank | 579,017 | $96.7M | 0.02% | +82,217+16.5% | Added |
| Bank of America Corp | 669,670 | $111.8M | 0.01% | −3,797−0.6% | Reduced |
| Morgan Stanley | 679,192 | $113.4M | 0.01% | +62,424+10.1% | Added |
| T. Rowe Price Investment Management, Inc. | 743,962 | $124.2M | 0.08% | +917+0.1% | Added |
| Amundi | 825,197 | $136.5M | 0.06% | −134,284−14.0% | Reduced |