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 2024
Institutional positions in Tetra Tech Inc as of Mar 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
- 512
- +8 vs. Q4 2023
- Shares held
- 47.0M
- −101.0K (−0.2%) vs. Q4 2023
- Total value
- $8.66B
- +$799.6M (+10.2%) vs. Q4 2023
- New holders
- 58
- 168 more added
- Sold out
- 50
- 192 more reduced
6 institutions that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2024
Shares, value and share of portfolio for each institution holding Tetra Tech Inc; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 5,323,350 | $983.3M | 0.02% | −217,126−3.9% | Reduced |
| Vanguard Group Inc | 5,168,554 | $954.7M | 0.02% | +14,701+0.3% | Added |
| Pictet Asset Management Holding SA | 2,684,265 | $495.8M | 0.54% | −105,437−3.8% | Reduced |
| Alliancebernstein L.P. | 2,546,247 | $470.3M | 0.17% | −91,487−3.5% | Reduced |
| State Street Corp | 1,766,404 | $326.3M | 0.01% | +235,648+15.4% | Added |
| Neuberger Berman Group LLC | 1,686,294 | $311.5M | 0.26% | +90,004+5.6% | Added |
| FIL Ltd | 1,255,088 | $231.8M | 0.23% | −136,128−9.8% | Reduced |
| Sarasin & Partners LLP | 1,253,981 | $231.6M | 2.28% | +32,053+2.6% | Added |
| Amundi | 1,016,064 | $188.5M | 0.08% | +190,867+23.1% | Added |
| Invesco Ltd. | 918,169 | $169.6M | 0.04% | −36,497−3.8% | Reduced |
| Geode Capital Management, LLC | 906,911 | $167.5M | 0.02% | +39,909+4.6% | Added |
| Bank of America Corp | 670,071 | $123.8M | 0.01% | +401+0.1% | Added |
| T. Rowe Price Investment Management, Inc. | 612,326 | $113.1M | 0.07% | −131,636−17.7% | Reduced |
| Norges Bank | 603,075 | $111.4M | 0.02% | +24,058+4.2% | Added |
| Morgan Stanley | 537,737 | $99.3M | 0.01% | −141,455−20.8% | Reduced |
| Allspring Global Investments Holdings, LLC | 532,424 | $98.3M | 0.15% | −25,926−4.6% | Reduced |
| Standard Life Aberdeen plc | 499,783 | $92.3M | 0.18% | +24,463+5.1% | Added |
| Kames Capital plc | 475,943 | $87.9M | 1.32% | −16,534−3.4% | Reduced |
| Bank of New York Mellon Corp | 474,635 | $87.7M | 0.02% | −10,472−2.2% | Reduced |
| Copeland Capital Management, LLC | 467,800 | $86.4M | 1.57% | +10,196+2.2% | Added |
| CI Private Wealth, LLC | 457,083 | $84.4M | 0.15% | +16,032+3.6% | Added |
| Charles Schwab Investment Management Inc | 445,619 | $82.3M | 0.02% | +6,612+1.5% | Added |
| Northern Trust Corp | 421,833 | $77.9M | 0.01% | −40,769−8.8% | Reduced |
| Bowen Hanes & Co Inc | 403,885 | $74.6M | 2.13% | +6,830+1.7% | Added |
| Dimensional Fund Advisors LP | 394,462 | $72.9M | 0.02% | −27,073−6.4% | Reduced |
| Allianz Asset Management GmbH | 378,909 | $70.0M | 0.12% | +199,534+111.2% | Added |
| First Trust Advisors LP | 370,149 | $68.4M | 0.07% | −145,562−28.2% | Reduced |
| WCM Investment Management, LLC | 337,891 | $62.4M | 0.15% | −2,047−0.6% | Reduced |
| Candriam Luxembourg S.C.A. | 312,950 | $57.8M | 0.37% | +22,576+7.8% | Added |
| JPMorgan Chase & Co | 307,047 | $56.7M | 0.01% | +34,127+12.5% | Added |
| Premier Fund Managers Ltd | 300,000 | $55.4M | 2.19% | +300,000 | New |
| Robeco Schweiz AG | 299,389 | $55.3M | 0.97% | +62,699+26.5% | Added |
| Driehaus Capital Management LLC | 289,364 | $53.4M | 0.53% | +24,741+9.3% | Added |
| DekaBank Deutsche Girozentrale | 279,017 | $50.6M | 0.09% | −77,647−21.8% | Reduced |
| Vontobel Holding Ltd. | 272,950 | $50.4M | 0.40% | −2,319−0.8% | Reduced |
| Goldman Sachs Group Inc | 250,593 | $46.3M | 0.01% | −51,999−17.2% | Reduced |
| Loomis Sayles & Co L P | 235,732 | $43.5M | 0.06% | −822−0.3% | Reduced |
| Nomura Asset Management Co Ltd | 233,037 | $43.0M | 0.16% | +33,014+16.5% | Added |
| Wellington Management Group LLP | 232,793 | $43.0M | 0.01% | −53,468−18.7% | Reduced |
| Nuveen Asset Management, LLC | 232,043 | $42.9M | 0.01% | −2,019−0.9% | Reduced |
| Voya Investment Management LLC | 222,187 | $41.0M | 0.04% | +47,945+27.5% | Added |
| Rockefeller Capital Management L.P. | 219,931 | $40.6M | 0.12% | +3,810+1.8% | Added |
| Fernbridge Capital Management LP | 216,643 | $40.0M | 3.07% | +25,428+13.3% | Added |
| TimesSquare Capital Management, LLC | 212,206 | $39.2M | 0.57% | −5,024−2.3% | Reduced |
| Agf Management Ltd | 209,857 | $38.8M | 0.21% | −5,810−2.7% | Reduced |
| Neumeier Poma Investment Counsel LLC | 207,401 | $38.3M | 3.51% | −18,952−8.4% | Reduced |
| Value Holdings Management Co. LLC | 202,765 | $37.5M | 6.63% | −3,000−1.5% | Reduced |
| Principal Financial Group Inc | 201,538 | $37.2M | 0.02% | +5,681+2.9% | Added |
| BNP Paribas Arbitrage, SA | 198,204 | $36.6M | 0.05% | +11,297+6.0% | Added |
| Royal Bank of Canada | 191,527 | $35.4M | 0.01% | −22,590−10.6% | Reduced |
| Federated Hermes, Inc. | 190,008 | $35.1M | 0.08% | −19,217−9.2% | Reduced |
| Wells Fargo & Company | 186,602 | $34.5M | 0.01% | +2,523+1.4% | Added |
| Managed Asset Portfolios, LLC | 185,717 | $34.3M | 4.99% | +173+0.1% | Added |
| Lord, Abbett & Co. LLC | 183,910 | $34.0M | 0.11% | −749−0.4% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 234,667 | $33.9M | 0.07% | −43,691−15.7% | Reduced |
| Citadel Advisors LLC | 182,564 | $33.7M | 0.03% | −99,552−35.3% | Reduced |
| Cerity Partners LLC | 174,453 | $32.2M | 0.09% | +80,512+85.7% | Added |
| FMR LLC | 170,982 | $31.6M | 0.00% | −35,920−17.4% | Reduced |
| Duff & Phelps Investment Management Co | 169,238 | $31.3M | 0.37% | +9,404+5.9% | Added |
| Envestnet Asset Management Inc | 164,928 | $30.5M | 0.01% | −3,165−1.9% | Reduced |
| Rhumbline Advisers | 163,460 | $30.2M | 0.03% | −17,959−9.9% | Reduced |
| Schroder Investment Management Group | 157,594 | $29.1M | 0.03% | −6,909−4.2% | Reduced |
| New York State Common Retirement Fund | 145,643 | $26.9M | 0.04% | −84−0.1% | Reduced |
| Ameriprise Financial Inc | 145,119 | $26.8M | 0.01% | +52,171+56.1% | Added |
| Segall Bryant & Hamill, LLC | 144,000 | $26.6M | 0.50% | +39,133+37.3% | Added |
| Bank of Nova Scotia | 140,417 | $25.9M | 0.05% | −20,444−12.7% | Reduced |
| Rheos Capital Works Inc. | 136,800 | $25.3M | 1.21% | +20,000+17.1% | Added |
| Credit Suisse AG | 134,754 | $24.9M | 0.02% | −10,316−7.1% | Reduced |
| Millennium Management LLC | 127,425 | $23.5M | 0.02% | −68,259−34.9% | Reduced |
| LPL Financial LLC | 127,181 | $23.5M | 0.01% | +4,613+3.8% | Added |
| Kennedy Capital Management, Inc. | 114,810 | $21.2M | 0.44% | −18,603−13.9% | Reduced |
| Martingale Asset Management L P | 106,891 | $19.7M | 0.39% | +18,364+20.7% | Added |
| Swiss National Bank | 105,100 | $19.4M | 0.01% | +200+0.2% | Added |
| Trillium Asset Management, LLC | 104,520 | $19.3M | 0.49% | −933−0.9% | Reduced |
| California Public Employees Retirement System | 102,824 | $19.0M | 0.01% | −1,682−1.6% | Reduced |
| Man Group plc | 100,282 | $18.5M | 0.05% | +21,105+26.7% | Added |
| SEI Investments Co | 97,745 | $18.1M | 0.03% | +3,049+3.2% | Added |
| Winslow Asset Management Inc | 96,604 | $17.8M | 3.36% | −607−0.6% | Reduced |
| Zacks Investment Management | 91,027 | $16.8M | 0.18% | +4,033+4.6% | Added |
| Legal & General Group Plc | 80,557 | $14.9M | 0.00% | +646+0.8% | Added |
| UBS Asset Management Americas Inc | 80,431 | $14.9M | 0.01% | 00.0% | Unchanged |
| Retirement Systems of Alabama | 77,861 | $14.4M | 0.06% | +455+0.6% | Added |
| Natixis | 71,266 | $13.2M | 0.07% | −4,652−6.1% | Reduced |
| American International Group, Inc. | 70,850 | $13.1M | 0.05% | −1,154−1.6% | Reduced |
| State of Wisconsin Investment Board | 68,054 | $12.6M | 0.03% | −8,916−11.6% | Reduced |
| Sandler Capital Management | 67,589 | $12.5M | 1.52% | +180+0.3% | Added |
| UBS Group AG | 67,535 | $12.5M | 0.00% | +30,854+84.1% | Added |
| Thornburg Investment Management Inc | 66,801 | $12.3M | 0.17% | −775−1.1% | Reduced |
| Renaissance Investment Group LLC | 66,786 | $12.3M | 2.83% | +848+1.3% | Added |
| NFJ Investment Group, LLC | 66,674 | $12.3M | 0.34% | +45,087+208.9% | Added |
| Los Angeles Capital Management LLC | 66,585 | $12.3M | 0.04% | +18,794+39.3% | Added |
| HSBC Holdings PLC | 65,507 | $12.1M | 0.01% | −27,464−29.5% | Reduced |
| New York State Teachers Retirement System | 64,209 | $11.9M | 0.02% | 00.0% | Unchanged |
| Balyasny Asset Management LLC | 60,283 | $11.1M | 0.03% | +60,283 | New |
| Daiwa Securities Group Inc. | 57,880 | $10.7M | 0.06% | −200−0.3% | Reduced |
| Thematics Asset Management | 57,750 | $10.7M | 0.44% | −3,000−4.9% | Reduced |
| Barclays PLC | 56,954 | $10.5M | 0.00% | +996+1.8% | Added |
| S&T Bank | 56,289 | $10.4M | 1.99% | −7,350−11.5% | Reduced |
| Fisher Asset Management, LLC | 56,004 | $10.3M | 0.00% | −2,350−4.0% | Reduced |
| Macquarie Group Ltd | 55,170 | $10.2M | 0.01% | −1,266−2.2% | Reduced |