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 |
|---|---|---|---|---|---|
| Texas Permanent School Fund | 39,154 | $6.65M | 0.08% | −844−2.1% | Reduced |
| Amalgamated Bank | 38,493 | $6.54M | 0.05% | +143+0.4% | Added |
| Sandler Capital Management | 36,974 | $6.28M | 0.79% | −18,657−33.5% | Reduced |
| Man Group plc | 36,740 | $6.24M | 0.02% | +2,810+8.3% | Added |
| SG Americas Securities, LLC | 35,459 | $6.02M | 0.04% | +31,204+733.3% | Added |
| Franklin Resources Inc | 32,228 | $5.47M | 0.00% | −43,637−57.5% | Reduced |
| Crown Advisors Management, Inc. | 30,000 | $5.09M | 3.28% | −10,000−25.0% | Reduced |
| Calamos Advisors LLC | 29,588 | $5.02M | 0.02% | +7,695+35.1% | Added |
| Prudential Financial Inc | 29,495 | $5.02M | 0.01% | −7,057−19.3% | Reduced |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 29,545 | $5.02M | 0.10% | +2,867+10.7% | Added |
| State of New Jersey Common Pension Fund D | 29,365 | $4.99M | 0.01% | +345+1.2% | Added |
| Yousif Capital Management, LLC | 28,656 | $4.87M | 0.05% | +28,656 | New |
| Engineers Gate Manager LP | 28,056 | $4.76M | 0.21% | +28,056 | New |
| Great West Life Assurance Co | 27,661 | $4.70M | 0.01% | +1,923+7.5% | Added |
| Ashfield Capital Partners, LLC | 26,905 | $4.57M | 0.29% | −120.0% | Reduced |
| Rice Hall James & Associates, LLC | 26,662 | $4.53M | 0.16% | −297−1.1% | Reduced |
| Catalyst Capital Advisors LLC | 26,305 | $4.47M | 0.21% | 00.0% | Unchanged |
| PDT Partners, LLC | 26,221 | $4.45M | 0.34% | −5,279−16.8% | Reduced |
| Citigroup Inc | 26,204 | $4.45M | 0.00% | +8,736+50.0% | Added |
| First Republic Investment Management, Inc. | 25,883 | $4.39M | 0.01% | +6,376+32.7% | Added |
| BNP Paribas Arbitrage, SA | 25,432 | $4.32M | 0.01% | +8,530+50.5% | Added |
| Voya Investment Management LLC | 25,132 | $4.27M | 0.01% | −241−0.9% | Reduced |
| Kennedy Capital Management, Inc. | 24,477 | $4.16M | 0.09% | −852−3.4% | Reduced |
| Bridge City Capital, LLC | 23,635 | $4.01M | 1.65% | +10.0% | Added |
| Nisa Investment Advisors, LLC | 27,735 | $3.86M | 0.03% | +100+0.4% | Added |
| Voloridge Investment Management, LLC | 22,643 | $3.85M | 0.02% | +22,643 | New |
| Royal Bank of Canada | 22,618 | $3.84M | 0.00% | −224,892−90.9% | Reduced |
| Susquehanna Fundamental Investments, LLC | 22,545 | $3.83M | 0.10% | −7,425−24.8% | Reduced |
| Stifel Financial Corp | 22,474 | $3.82M | 0.01% | −387−1.7% | Reduced |
| Metropolitan Life Insurance Co | 22,416 | $3.81M | 0.05% | −483−2.1% | Reduced |
| Two Sigma Advisers, LP | 22,200 | $3.77M | 0.01% | −2,400−9.8% | Reduced |
| Teachers Retirement System of the State of Kentucky | 21,833 | $3.71M | 0.03% | 00.0% | Unchanged |
| Formula Growth Ltd | 21,300 | $3.62M | 0.64% | 00.0% | Unchanged |
| Sawtooth Solutions, LLC | 21,002 | $3.57M | 0.40% | +10,328+96.8% | Added |
| Comerica Bank | 26,108 | $3.54M | 0.03% | +17+0.1% | Added |
| Raymond James & Associates | 20,864 | $3.54M | 0.00% | +944+4.7% | Added |
| Aptus Capital Advisors, LLC | 20,082 | $3.41M | 0.12% | +3,822+23.5% | Added |
| State Board of Administration of Florida Retirement System | 19,921 | $3.38M | 0.01% | −126−0.6% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 19,151 | $3.25M | 0.02% | +13,506+239.3% | Added |
| NFJ Investment Group, LLC | 19,011 | $3.23M | 0.06% | −2,993−13.6% | Reduced |
| Brinker Capital Investments, LLC | 18,805 | $3.19M | 0.05% | −1,493−7.4% | Reduced |
| Ameritas Investment Partners, Inc. | 18,667 | $3.17M | 0.11% | +134+0.7% | Added |
| Marks Group Wealth Management, Inc | 18,643 | $3.17M | 0.39% | −28,182−60.2% | Reduced |
| Bristlecone Advisors, LLC | 18,604 | $3.16M | 0.38% | −538−2.8% | Reduced |
| Ensign Peak Advisors, Inc | 18,431 | $3.13M | 0.01% | −24,060−56.6% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 17,927 | $3.04M | 0.03% | +63+0.4% | Added |
| SEI Investments Co | 17,610 | $3.04M | 0.01% | +13,005+282.4% | Added |
| AtonRa Partners | 17,770 | $3.02M | 1.05% | −806−4.3% | Reduced |
| Aviva PLC | 17,609 | $2.99M | 0.01% | +6,125+53.3% | Added |
| Oregon Public Employees Retirement Fund | 17,578 | $2.98M | 0.03% | −672−3.7% | Reduced |
| Alpine Woods Capital Investors, LLC | 17,015 | $2.89M | 0.29% | 00.0% | Unchanged |
| ProShare Advisors LLC | 16,932 | $2.87M | 0.01% | +6,059+55.7% | Added |
| Marshall Wace, LLP | 16,796 | $2.85M | 0.01% | +16,796 | New |
| Martingale Asset Management L P | 16,415 | $2.79M | 0.04% | −2,362−12.6% | Reduced |
| Kiwi Wealth Investments Limited Partnership | 16,374 | $2.78M | 0.13% | +16,374 | New |
| Advisor Group Holdings, Inc. | 16,225 | $2.76M | 0.01% | −359−2.2% | Reduced |
| EFG Asset Management (North America) Corp. | 15,980 | $2.71M | 0.35% | +15,980 | New |
| ExodusPoint Capital Management, LP | 15,644 | $2.66M | 0.03% | +15,644 | New |
| TD Asset Management Inc | 15,622 | $2.65M | 0.00% | +7,940+103.4% | Added |
| Van Eck Associates Corp | 15,553 | $2.64M | 0.01% | −171−1.1% | Reduced |
| AQR Capital Management LLC | 15,624 | $2.63M | 0.00% | −1,021−6.1% | Reduced |
| Isthmus Partners, LLC | 15,135 | $2.57M | 0.43% | −74−0.5% | Reduced |
| Staley Capital Advisers Inc | 15,000 | $2.55M | 0.12% | 00.0% | Unchanged |
| South Dakota Investment Council | 14,974 | $2.54M | 0.04% | −12,100−44.7% | Reduced |
| Balyasny Asset Management LLC | 14,744 | $2.50M | 0.01% | +10,806+274.4% | Added |
| Arizona State Retirement System | 14,553 | $2.47M | 0.02% | −200−1.4% | Reduced |
| Thrivent Financial for Lutherans | 14,533 | $2.47M | 0.00% | −17,206−54.2% | Reduced |
| Bank Julius Baer & Co. Ltd, Zurich | 14,353 | $2.44M | 0.01% | +8,703+154.0% | Added |
| Louisiana State Employees Retirement System | 13,900 | $2.36M | 0.05% | +100+0.7% | Added |
| State of Michigan Retirement System | 13,745 | $2.33M | 0.01% | +200+1.5% | Added |
| Artemis Investment Management LLP | 13,677 | $2.32M | 0.02% | +2,743+25.1% | Added |
| Jump Financial, LLC | 12,958 | $2.20M | 0.14% | +12,958 | New |
| Vident Investment Advisory, LLC | 12,651 | $2.15M | 0.06% | +1,705+15.6% | Added |
| Tortoise Index Solutions, LLC | 12,614 | $2.14M | 0.47% | +1,668+15.2% | Added |
| Duality Advisers, LP | 12,415 | $2.11M | 0.23% | +12,415 | New |
| Toronto Dominion Bank | 12,300 | $2.09M | 0.00% | +12,300 | New |
| Prospera Financial Services Inc | 12,077 | $2.05M | 0.09% | +736+6.5% | Added |
| Lapides Asset Management, LLC | 11,900 | $2.02M | 0.88% | −1,400−10.5% | Reduced |
| Cordatus Wealth Management LLC | 11,854 | $2.01M | 0.59% | +733+6.6% | Added |
| Private Advisor Group, LLC | 11,516 | $1.96M | 0.01% | −11,395−49.7% | Reduced |
| Squarepoint Ops LLC | 11,337 | $1.93M | 0.01% | +11,337 | New |
| New Mexico Educational Retirement Board | 11,200 | $1.90M | 0.06% | 00.0% | Unchanged |
| STRS Ohio | 11,100 | $1.88M | 0.01% | +600+5.7% | Added |
| Janus Henderson Group PLC | 11,008 | $1.87M | 0.00% | +5,535+101.1% | Added |
| Teacher Retirement System of Texas | 10,500 | $1.78M | 0.01% | +1,843+21.3% | Added |
| Federated Hermes, Inc. | 9,956 | $1.69M | 0.00% | −1,103−10.0% | Reduced |
| D.A. Davidson & Co. | 10,000 | $1.69M | 0.02% | 00.0% | Unchanged |
| AlphaCrest Capital Management LLC | 9,943 | $1.69M | 0.06% | +9,943 | New |
| Shell Asset Management Co | 9,735 | $1.65M | 0.03% | +15+0.2% | Added |
| Cna Financial Corp | 9,730 | $1.65M | 0.43% | −1,870−16.1% | Reduced |
| Caldwell Investment Management Ltd. | 9,300 | $1.57M | 1.23% | +9,300 | New |
| Handelsbanken Fonder AB | 9,209 | $1.56M | 0.01% | 00.0% | Unchanged |
| Ontario Teachers Pension Plan Board | 9,098 | $1.54M | 0.02% | +224+2.5% | Added |
| Daiwa Securities Group Inc. | 9,000 | $1.53M | 0.01% | +9,000 | New |
| Northwestern Mutual Investment Management Company, LLC | 8,964 | $1.52M | 0.03% | +32+0.4% | Added |
| HSBC Holdings PLC | 8,971 | $1.52M | 0.00% | +6,444+255.0% | Added |
| Xponance, Inc. | 8,560 | $1.45M | 0.02% | −136−1.6% | Reduced |
| EAM Investors, LLC | 8,458 | $1.44M | 0.24% | +8,458 | New |
| Swiss Life Asset Management Ltd | 8,332 | $1.42M | 0.02% | +3,759+82.2% | Added |
| Susquehanna International Group, LLP | 8,251 | $1.40M | 0.00% | +3,246+64.9% | Added |