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, Q2 2023
Institutional positions in Tetra Tech Inc as of Jun 30, 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
- 455
- +11 vs. Q1 2023
- Shares held
- 47.0M
- +658.3K (+1.4%) vs. Q1 2023
- Total value
- $7.67B
- +$861.1M (+12.6%) vs. Q1 2023
- New holders
- 59
- 148 more added
- Sold out
- 48
- 167 more reduced
1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2023
Shares, value and share of portfolio for each institution holding Tetra Tech Inc; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Jane Street Group, LLC | 41,701 | $6.83M | 0.01% | +32,208+339.3% | Added |
| Castleark Management LLC | 41,500 | $6.80M | 0.31% | −370−0.9% | Reduced |
| HighTower Advisors, LLC | 41,453 | $6.78M | 0.01% | −7,880−16.0% | Reduced |
| State Board of Administration of Florida Retirement System | 39,913 | $6.54M | 0.01% | −973−2.4% | Reduced |
| Manufacturers Life Insurance Company, The | 39,906 | $6.53M | 0.00% | −1,520−3.7% | Reduced |
| Mutual of America Capital Management LLC | 38,835 | $6.36M | 0.07% | −3,989−9.3% | Reduced |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 37,973 | $6.22M | 0.10% | +6,929+22.3% | Added |
| Bahl & Gaynor Inc | 37,680 | $6.17M | 0.04% | +236+0.6% | Added |
| HRT Financial LP | 37,325 | $6.11M | 0.06% | +37,325 | New |
| Algert Global LLC | 36,268 | $5.94M | 0.26% | +18,505+104.2% | Added |
| Amalgamated Bank | 36,263 | $5.94M | 0.05% | −2,130−5.5% | Reduced |
| Barclays PLC | 35,232 | $5.77M | 0.00% | +8,398+31.3% | Added |
| B. Metzler seel. Sohn & Co. AG | 34,816 | $5.70M | 0.08% | +18,550+114.0% | Added |
| UBS Group AG | 34,269 | $5.61M | 0.00% | −2,175−6.0% | Reduced |
| Alpine Woods Capital Investors, LLC | 34,259 | $5.61M | 0.88% | +17,244+101.3% | Added |
| Marshall Wace, LLP | 34,259 | $5.61M | 0.01% | +34,259 | New |
| Royal Bank of Canada | 32,826 | $5.38M | 0.00% | +3,968+13.8% | Added |
| Aptus Capital Advisors, LLC | 32,808 | $5.37M | 0.16% | +1,703+5.5% | Added |
| MetLife Investment Management | 32,295 | $5.29M | 0.04% | −1,191−3.6% | Reduced |
| Robeco Institutional Asset Management B.V. | 31,822 | $5.21M | 0.01% | +30,841+3,143.8% | Added |
| Asset Management One Co.,Ltd. | 31,515 | $5.16M | 0.02% | −4,444−12.4% | Reduced |
| McKinley Capital Management LLC /Delaware | 31,253 | $5.12M | 0.68% | −4,094−11.6% | Reduced |
| Great West Life Assurance Co | 30,494 | $4.99M | 0.01% | −5,034−14.2% | Reduced |
| State of New Jersey Common Pension Fund D | 29,638 | $4.85M | 0.02% | 00.0% | Unchanged |
| Perpetual Ltd | 28,400 | $4.65M | 0.04% | +618+2.2% | Added |
| Bridge City Capital, LLC | 28,274 | $4.63M | 2.19% | +19+0.1% | Added |
| Advisor Group Holdings, Inc. | 26,762 | $4.42M | 0.01% | +365+1.4% | Added |
| Raymond James & Associates | 26,414 | $4.33M | 0.00% | −3,190−10.8% | Reduced |
| Yousif Capital Management, LLC | 26,380 | $4.32M | 0.05% | −863−3.2% | Reduced |
| Nisa Investment Advisors, LLC | 26,140 | $4.28M | 0.03% | −25−0.1% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 25,730 | $4.21M | 0.03% | +1,757+7.3% | Added |
| Public Employees Retirement System of Ohio | 25,678 | $4.21M | 0.02% | −1,670−6.1% | Reduced |
| NFJ Investment Group, LLC | 25,589 | $4.19M | 0.11% | +6,588+34.7% | Added |
| Man Group plc | 25,581 | $4.19M | 0.01% | – | – |
| Edgestream Partners, L.P. | 25,331 | $4.15M | 0.38% | +11,517+83.4% | Added |
| Crown Advisors Management, Inc. | 25,000 | $4.09M | 2.67% | 00.0% | Unchanged |
| Rice Hall James & Associates, LLC | 24,884 | $4.07M | 0.23% | −20.0% | Reduced |
| Janus Henderson Group PLC | 24,385 | $3.99M | 0.00% | −26−0.1% | Reduced |
| Stifel Financial Corp | 24,224 | $3.97M | 0.01% | +520+2.2% | Added |
| Treasurer of the State of North Carolina | 23,892 | $3.91M | 0.02% | +900+3.9% | Added |
| Price T Rowe Associates Inc | 23,387 | $3.83M | 0.00% | −80−0.3% | Reduced |
| Bleakley Financial Group, LLC | 22,868 | $3.74M | 0.12% | +629+2.8% | Added |
| Sawtooth Solutions, LLC | 22,845 | $3.74M | 0.10% | +548+2.5% | Added |
| Kiwi Wealth Investments Limited Partnership | 22,697 | $3.72M | 0.23% | 00.0% | Unchanged |
| Van Eck Associates Corp | 21,877 | $3.58M | 0.01% | −102−0.5% | Reduced |
| Susquehanna International Group, LLP | 21,811 | $3.57M | 0.01% | +18,655+591.1% | Added |
| Raymond James Financial Services Advisors, Inc. | 20,992 | $3.44M | 0.01% | −188−0.9% | Reduced |
| State of Tennessee, Treasury Department | 20,164 | $3.30M | 0.01% | +12,301+156.4% | Added |
| Spire Wealth Management | 20,128 | $3.30M | 0.12% | +181+0.9% | Added |
| Brinker Capital Investments, LLC | 19,616 | $3.21M | 0.03% | −402−2.0% | Reduced |
| Orion Portfolio Solutions, LLC | 19,616 | $3.21M | 0.03% | −402−2.0% | Reduced |
| South Dakota Investment Council | 19,297 | $3.16M | 0.07% | +520+2.8% | Added |
| Putnam Investments LLC | 18,892 | $3.09M | 0.00% | −1,276−6.3% | Reduced |
| AQR Capital Management LLC | 18,632 | $3.05M | 0.01% | −27,453−59.6% | Reduced |
| SG Americas Securities, LLC | 18,334 | $3.00M | 0.03% | +13,597+287.0% | Added |
| Catalyst Capital Advisors LLC | 17,982 | $2.94M | 0.09% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 17,793 | $2.91M | 0.11% | −1,857−9.5% | Reduced |
| Citigroup Inc | 17,455 | $2.86M | 0.00% | +1,318+8.2% | Added |
| Engineers Gate Manager LP | 17,452 | $2.86M | 0.11% | +6,016+52.6% | Added |
| Teacher Retirement System of Texas | 17,409 | $2.85M | 0.02% | −5,286−23.3% | Reduced |
| Mirova | 16,505 | $2.70M | 0.48% | −1,283−7.2% | Reduced |
| Isthmus Partners, LLC | 16,412 | $2.69M | 0.37% | −202−1.2% | Reduced |
| BNP Paribas Arbitrage, SA | 16,366 | $2.68M | 0.01% | −7,881−32.5% | Reduced |
| First National Bank of Omaha | 16,053 | $2.63M | 0.15% | +144+0.9% | Added |
| Ensign Peak Advisors, Inc | 15,851 | $2.60M | 0.01% | 00.0% | Unchanged |
| UBS Oconnor LLC | 15,795 | $2.59M | 0.05% | +15,795 | New |
| Louisiana State Employees Retirement System | 15,500 | $2.54M | 0.06% | +1,400+9.9% | Added |
| Oregon Public Employees Retirement Fund | 15,394 | $2.52M | 0.03% | −200−1.3% | Reduced |
| Staley Capital Advisers Inc | 15,200 | $2.49M | 0.13% | 00.0% | Unchanged |
| Arizona State Retirement System | 14,950 | $2.45M | 0.02% | −401−2.6% | Reduced |
| Bristlecone Advisors, LLC | 14,734 | $2.41M | 0.24% | −635−4.1% | Reduced |
| Qube Research & Technologies Ltd | 14,632 | $2.40M | 0.01% | −39,900−73.2% | Reduced |
| Two Sigma Advisers, LP | 14,100 | $2.31M | 0.01% | −1,100−7.2% | Reduced |
| Thrivent Financial for Lutherans | 13,838 | $2.27M | 0.01% | −8,488−38.0% | Reduced |
| Aviva PLC | 13,694 | $2.24M | 0.01% | −7−0.1% | Reduced |
| Alps Advisors Inc | 13,595 | $2.23M | 0.02% | +4,215+44.9% | Added |
| Creative Planning | 13,387 | $2.19M | 0.00% | +288+2.2% | Added |
| Truist Financial Corp | 13,379 | $2.19M | 0.00% | +3,515+35.6% | Added |
| State of Michigan Retirement System | 13,108 | $2.15M | 0.01% | −300−2.2% | Reduced |
| D'Orazio & Associates, Inc. | 12,918 | $2.12M | 0.49% | +366+2.9% | Added |
| River Wealth Advisors LLC | 12,858 | $2.11M | 0.36% | +3,845+42.7% | Added |
| Exchange Traded Concepts, LLC | 12,730 | $2.08M | 0.05% | +12,557+7,258.4% | Added |
| Advisors Asset Management, Inc. | 12,603 | $2.06M | 0.04% | −1,710−11.9% | Reduced |
| La Banque Postale Asset Management SA | 12,404 | $2.03M | 0.05% | +1,871+17.8% | Added |
| Voya Investment Management LLC | 11,865 | $1.94M | 0.00% | −5,736−32.6% | Reduced |
| Northwestern Mutual Investment Management Company, LLC | 11,830 | $1.94M | 0.05% | +21+0.2% | Added |
| Nordea Investment Management AB | 11,535 | $1.90M | 0.00% | −3,971−25.6% | Reduced |
| Formula Growth Ltd | 11,500 | $1.88M | 0.60% | 00.0% | Unchanged |
| TD Asset Management Inc | 11,448 | $1.87M | 0.00% | 00.0% | Unchanged |
| CenterBook Partners LP | 11,391 | $1.87M | 0.23% | +2,863+33.6% | Added |
| Artemis Investment Management LLP | 11,320 | $1.85M | 0.02% | −782−6.5% | Reduced |
| Tortoise Index Solutions, LLC | 11,274 | $1.85M | 0.38% | −359−3.1% | Reduced |
| Penobscot Investment Management Company, Inc. | 11,205 | $1.83M | 0.30% | +2,000+21.7% | Added |
| New Mexico Educational Retirement Board | 10,900 | $1.78M | 0.08% | +1,300+13.5% | Added |
| Pacer Advisors, Inc. | 10,811 | $1.77M | 0.01% | +10,811 | New |
| Prudential Financial Inc | 12,692 | $1.76M | 0.00% | −7,965−38.6% | Reduced |
| Legato Capital Management LLC | 10,029 | $1.64M | 0.22% | 00.0% | Unchanged |
| D.A. Davidson & Co. | 9,950 | $1.63M | 0.02% | +550+5.9% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 9,720 | $1.59M | 0.01% | +587+6.4% | Added |
| Handelsbanken Fonder AB | 9,609 | $1.57M | 0.01% | +2,700+39.1% | Added |