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 2025
Institutional positions in Tetra Tech Inc as of Mar 31, 2025. 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
- 568
- −61 vs. Q4 2024
- Shares held
- 245.5M
- +9.62M (+4.1%) vs. Q4 2024
- Total value
- $7.18B
- −$2.22B (−23.6%) vs. Q4 2024
- New holders
- 75
- 231 more added
- Sold out
- 136
- 192 more reduced
9 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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 2025
Shares, value and share of portfolio for each institution holding Tetra Tech Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vancity Investment Management Ltd | 29,609 | $866.0K | 0.12% | +29,609 | New |
| Caxton Associates LLP | 29,642 | $867.0K | 0.03% | +29,642 | New |
| Scientech Research LLC | 30,282 | $885.7K | 0.23% | +30,282 | New |
| Legacy Wealth Asset Management, LLC | 30,322 | $886.9K | 0.25% | −492−1.6% | Reduced |
| State of Alaska, Department of Revenue | 31,410 | $918.0K | 0.01% | +885+2.9% | Added |
| Hunter Associates Investment Management LLC | 31,976 | $936.0K | 0.14% | +3,348+11.7% | Added |
| Tredje AP-fonden | 32,680 | $955.9K | 0.01% | 00.0% | Unchanged |
| Whittier Trust Co | 32,915 | $962.8K | 0.01% | −1,250−3.7% | Reduced |
| D.A. Davidson & Co. | 33,660 | $984.6K | 0.01% | −6,218−15.6% | Reduced |
| Oppenheimer & Co Inc | 35,357 | $1.03M | 0.02% | −3,493−9.0% | Reduced |
| Franklin Resources Inc | 35,478 | $1.04M | 0.00% | −865−2.4% | Reduced |
| Swiss Life Asset Management Ltd | 35,650 | $1.04M | 0.01% | +492+1.4% | Added |
| Mariner, LLC | 36,052 | $1.05M | 0.00% | −1,907−5.0% | Reduced |
| Empowered Funds, LLC | 36,337 | $1.06M | 0.02% | −849−2.3% | Reduced |
| Tudor Investment Corp Et Al | 36,573 | $1.07M | 0.01% | +36,573 | New |
| Dark Forest Capital Management LP | 38,357 | $1.12M | 0.05% | +38,357 | New |
| Tributary Capital Management, LLC | 38,423 | $1.12M | 0.10% | +1,568+4.3% | Added |
| Formula Growth Ltd | 39,050 | $1.14M | 0.46% | 00.0% | Unchanged |
| M&T Bank Corp | 39,212 | $1.15M | 0.00% | +16,093+69.6% | Added |
| Bailard, Inc. | 39,355 | $1.15M | 0.03% | 00.0% | Unchanged |
| Bleakley Financial Group, LLC | 41,030 | $1.20M | 0.04% | −1,458−3.4% | Reduced |
| Natixis Advisors, L.P. | 42,742 | $1.25M | 0.00% | −29,755−41.0% | Reduced |
| Xponance, Inc. | 43,677 | $1.28M | 0.01% | +674+1.6% | Added |
| Envestnet Portfolio Solutions, Inc. | 45,832 | $1.34M | 0.01% | −12,291−21.1% | Reduced |
| Nordea Investment Management AB | 46,174 | $1.35M | 0.00% | +752+1.7% | Added |
| SG Americas Securities, LLC | 46,406 | $1.36M | 0.00% | +33,491+259.3% | Added |
| Cetera Investment Advisers | 48,395 | $1.42M | 0.00% | −4,902−9.2% | Reduced |
| Harbor Capital Advisors, Inc. | 48,418 | $1.42M | 0.06% | +11,340+30.6% | Added |
| Semanteon Capital Management, LP | 49,068 | $1.44M | 0.78% | +21,670+79.1% | Added |
| Terra Alpha Investments LLC | 49,164 | $1.44M | 1.56% | +2,242+4.8% | Added |
| WCM Investment Management, LLC | 49,726 | $1.45M | 0.00% | −1,186,136−96.0% | Reduced |
| Graham Capital Management, L.P. | 50,131 | $1.47M | 0.05% | +29,964+148.6% | Added |
| ING Groep NV | 50,500 | $1.48M | 0.01% | +50,500 | New |
| Schonfeld Strategic Advisors LLC | 50,984 | $1.49M | 0.01% | +27,382+116.0% | Added |
| Gotham Asset Management, LLC | 51,378 | $1.50M | 0.01% | +51,378 | New |
| Martingale Asset Management L P | 51,623 | $1.51M | 0.04% | −5,914−10.3% | Reduced |
| Brinker Capital Investments, LLC | 51,726 | $1.51M | 0.01% | +12,648+32.4% | Added |
| Orion Portfolio Solutions, LLC | 51,726 | $1.51M | 0.01% | +12,648+32.4% | Added |
| VestGen Advisors, LLC | 53,957 | $1.58M | 0.07% | +53,957 | New |
| New Age Alpha Advisors, LLC | 54,376 | $1.59M | 0.07% | −3,101−5.4% | Reduced |
| Oregon Public Employees Retirement Fund | 54,425 | $1.59M | 0.03% | −100−0.2% | Reduced |
| New Mexico Educational Retirement Board | 54,500 | $1.59M | 0.06% | 00.0% | Unchanged |
| Cerity Partners LLC | 55,079 | $1.61M | 0.00% | −801,684−93.6% | Reduced |
| Voya Investment Management LLC | 55,997 | $1.64M | 0.00% | −343,202−86.0% | Reduced |
| KLP Kapitalforvaltning AS | 57,200 | $1.67M | 0.01% | +1,800+3.2% | Added |
| Twinbeech Capital LP | 57,234 | $1.67M | 0.03% | +57,234 | New |
| Y-Intercept (Hong Kong) Ltd | 57,528 | $1.68M | 0.11% | +18,378+46.9% | Added |
| Northwestern Mutual Investment Management Company, LLC | 59,596 | $1.74M | 0.03% | +97+0.2% | Added |
| Ilex Capital Partners (UK) LLP | 59,665 | $1.75M | 0.07% | +59,665 | New |
| Nicola Wealth Management Ltd. | 62,000 | $1.81M | 0.18% | −3,000−4.6% | Reduced |
| Thrivent Financial for Lutherans | 63,339 | $1.85M | 0.00% | −148−0.2% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 64,072 | $1.87M | 0.01% | +4,946+8.4% | Added |
| State of Michigan Retirement System | 64,140 | $1.88M | 0.01% | +700+1.1% | Added |
| La Banque Postale Asset Management SA | 65,112 | $1.90M | 0.03% | +20,751+46.8% | Added |
| Captrust Financial Advisors | 65,435 | $1.91M | 0.00% | +19,470+42.4% | Added |
| Handelsbanken Fonder AB | 68,345 | $2.00M | 0.01% | 00.0% | Unchanged |
| Bristlecone Advisors, LLC | 69,258 | $2.03M | 0.17% | −3,247−4.5% | Reduced |
| First National Bank of Omaha | 70,790 | $2.07M | 0.14% | +1,752+2.5% | Added |
| VELA Investment Management, LLC | 72,731 | $2.13M | 0.73% | +10,193+16.3% | Added |
| Catalyst Capital Advisors LLC | 72,960 | $2.13M | 0.04% | +10,159+16.2% | Added |
| Exchange Traded Concepts, LLC | 73,181 | $2.14M | 0.04% | +23,910+48.5% | Added |
| Brevan Howard Capital Management LP | 73,932 | $2.16M | 0.06% | +53,076+254.5% | Added |
| CWM Advisors, LLC | 74,727 | $2.19M | 0.26% | +74,727 | New |
| Louisiana State Employees Retirement System | 75,100 | $2.20M | 0.04% | +800+1.1% | Added |
| Victory Capital Management Inc | 75,130 | $2.20M | 0.00% | −144,682−65.8% | Reduced |
| Ameritas Investment Partners, Inc. | 75,238 | $2.20M | 0.08% | −885−1.2% | Reduced |
| Arizona State Retirement System | 76,856 | $2.25M | 0.01% | −787−1.0% | Reduced |
| Staley Capital Advisers Inc | 77,176 | $2.26M | 0.10% | −344−0.4% | Reduced |
| Relyea Zuckerberg Hanson LLC | 77,665 | $2.27M | 0.31% | +1,205+1.6% | Added |
| Quantbot Technologies LP | 78,409 | $2.29M | 0.07% | +37,767+92.9% | Added |
| Teachers Retirement System of the State of Kentucky | 79,425 | $2.32M | 0.02% | 00.0% | Unchanged |
| Ensign Peak Advisors, Inc | 79,495 | $2.33M | 0.00% | 00.0% | Unchanged |
| Oddo BHF Asset Management SAS | 79,940 | $2.34M | 0.10% | +40,964+105.1% | Added |
| D'Orazio & Associates, Inc. | 80,510 | $2.35M | 0.36% | −1,214−1.5% | Reduced |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 81,380 | $2.38M | 0.02% | −96,688−54.3% | Reduced |
| Lazard Asset Management LLC | 82,674 | $2.42M | 0.00% | +56,776+219.2% | Added |
| Public Employees Retirement System of Ohio | 84,239 | $2.46M | 0.01% | −9,263−9.9% | Reduced |
| SFE Investment Counsel | 84,441 | $2.47M | 0.49% | +55,393+190.7% | Added |
| Cynosure Management, LLC | 85,779 | $2.51M | 0.35% | +78,512+1,080.4% | Added |
| Agf Management Ltd | 89,902 | $2.63M | 0.01% | −176,590−66.3% | Reduced |
| State of New Jersey Common Pension Fund D | 93,117 | $2.72M | 0.01% | −2,548−2.7% | Reduced |
| Yousif Capital Management, LLC | 93,382 | $2.73M | 0.03% | −2,056−2.2% | Reduced |
| Commerce Bank | 93,806 | $2.74M | 0.02% | +19,085+25.5% | Added |
| Zions Bancorporation, National Association | 94,162 | $2.75M | 0.17% | +94,162 | New |
| Comerica Bank | 96,098 | $2.81M | 0.01% | −1,890−1.9% | Reduced |
| AlpenGlobal Capital LLC | 96,480 | $2.82M | 2.04% | +9,215+10.6% | Added |
| Creative Planning | 96,542 | $2.82M | 0.00% | +8,440+9.6% | Added |
| Police & Firemen's Retirement System of New Jersey | 96,775 | $2.83M | 0.03% | +860+0.9% | Added |
| Intech Investment Management LLC | 97,588 | $2.85M | 0.03% | −72,198−42.5% | Reduced |
| Icon Advisers Inc | 100,000 | $2.92M | 0.68% | −15,000−13.0% | Reduced |
| Union Bancaire Privee, UBP SA | 102,252 | $3.02M | 0.06% | −9,787−8.7% | Reduced |
| Rice Hall James & Associates, LLC | 103,152 | $3.02M | 0.18% | −12,127−10.5% | Reduced |
| Artemis Investment Management LLP | 104,706 | $3.06M | 0.05% | +104,706 | New |
| Isthmus Partners, LLC | 106,927 | $3.13M | 0.39% | +11,432+12.0% | Added |
| Advisors Asset Management, Inc. | 107,553 | $3.15M | 0.06% | +9,247+9.4% | Added |
| State of Tennessee, Treasury Department | 108,032 | $3.16M | 0.01% | 00.0% | Unchanged |
| South Dakota Investment Council | 108,070 | $3.16M | 0.06% | +7,800+7.8% | Added |
| Pathstone Holdings, LLC | 108,671 | $3.18M | 0.01% | +1,953+1.8% | Added |
| Fundamentun, LLC | 109,890 | $3.21M | 0.17% | +76,322+227.4% | Added |
| HighTower Advisors, LLC | 110,826 | $3.24M | 0.00% | −31,239−22.0% | Reduced |