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 |
|---|---|---|---|---|---|
| Van Eck Associates Corp | 344,815 | $10.1M | 0.01% | +55,355+19.1% | Added |
| Kames Capital plc | 343,250 | $10.0M | 0.15% | −884,482−72.0% | Reduced |
| Engineers Gate Manager LP | 312,316 | $9.14M | 0.15% | +144,929+86.6% | Added |
| Duff & Phelps Investment Management Co | 311,728 | $9.12M | 0.11% | −171,098−35.4% | Reduced |
| Perpetual Ltd | 296,938 | $8.69M | 0.10% | +81,896+38.1% | Added |
| Corebridge Financial, Inc. | 296,678 | $8.68M | 0.05% | −6,900−2.3% | Reduced |
| Renaissance Investment Group LLC | 292,101 | $8.54M | 2.07% | −41,407−12.4% | Reduced |
| Macquarie Group Ltd | 278,242 | $8.14M | 0.01% | +5,078+1.9% | Added |
| DekaBank Deutsche Girozentrale | 279,017 | $7.96M | 0.02% | 00.0% | Unchanged |
| Asset Management One Co.,Ltd. | 270,236 | $7.90M | 0.03% | −37,760−12.3% | Reduced |
| Algert Global LLC | 265,002 | $7.75M | 0.19% | +85,603+47.7% | Added |
| Renaissance Technologies LLC | 265,000 | $7.75M | 0.01% | −389,800−59.5% | Reduced |
| California State Teachers Retirement System | 255,898 | $7.49M | 0.01% | +5,537+2.2% | Added |
| New York State Teachers Retirement System | 248,345 | $7.26M | 0.02% | −36,300−12.8% | Reduced |
| Janus Henderson Group PLC | 247,468 | $7.21M | 0.00% | +38,795+18.6% | Added |
| Barclays PLC | 244,538 | $7.15M | 0.00% | −3,926−1.6% | Reduced |
| Mercer Global Advisors Inc | 244,212 | $7.14M | 0.02% | +3,252+1.3% | Added |
| Edgestream Partners, L.P. | 241,185 | $7.05M | 0.24% | +241,185 | New |
| Alberta Investment Management Corp | 237,198 | $6.94M | 0.05% | +39,300+19.9% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 231,220 | $6.76M | 0.03% | −64,295−21.8% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 227,251 | $6.65M | 0.02% | +76,434+50.7% | Added |
| Verition Fund Management LLC | 221,575 | $6.48M | 0.04% | +160,771+264.4% | Added |
| Dana Investment Advisors, Inc. | 220,850 | $6.46M | 0.23% | −5,619−2.5% | Reduced |
| Manufacturers Life Insurance Company, The | 218,453 | $6.39M | 0.01% | −1,485−0.7% | Reduced |
| Osprey Private Wealth LLC | 216,250 | $6.33M | 3.75% | +45,400+26.6% | Added |
| Aquatic Capital Management LLC | 216,038 | $6.32M | 0.16% | +113,212+110.1% | Added |
| Teacher Retirement System of Texas | 215,640 | $6.31M | 0.03% | −1,167,385−84.4% | Reduced |
| Nicholas Company, Inc. | 214,190 | $6.27M | 0.11% | +125+0.1% | Added |
| National Bank of Canada | 212,462 | $6.21M | 0.01% | +71,223+50.4% | Added |
| Great West Life Assurance Co | 211,784 | $6.20M | 0.01% | −17,601−7.7% | Reduced |
| Bahl & Gaynor Inc | 210,526 | $6.16M | 0.03% | −491−0.2% | Reduced |
| State Board of Administration of Florida Retirement System | 210,410 | $6.15M | 0.01% | −664−0.3% | Reduced |
| GHP Investment Advisors, Inc. | 207,351 | $6.07M | 0.29% | +11,670+6.0% | Added |
| CenterBook Partners LP | 201,986 | $5.91M | 0.38% | +132,781+191.9% | Added |
| Moran Wealth Management, LLC | 198,893 | $5.82M | 0.20% | −16,365−7.6% | Reduced |
| Thematics Asset Management | 198,750 | $5.81M | 0.29% | −55,000−21.7% | Reduced |
| Kennedy Capital Management, Inc. | 190,494 | $5.57M | 0.13% | −131,288−40.8% | Reduced |
| Price T Rowe Associates Inc | 189,655 | $5.55M | 0.00% | +14,767+8.4% | Added |
| Campbell & CO Investment Adviser LLC | 189,021 | $5.53M | 0.42% | +164,104+658.6% | Added |
| Lombard Odier Asset Management (Europe) Ltd | 185,222 | $5.42M | 0.44% | −71,722−27.9% | Reduced |
| Raymond James Financial Inc | 183,417 | $5.36M | 0.00% | −32,717−15.1% | Reduced |
| Systematic Financial Management LP | 179,771 | $5.26M | 0.15% | −1,448−0.8% | Reduced |
| Wexford Capital LP | 175,000 | $5.12M | 1.33% | +175,000 | New |
| OP Asset Management Ltd | 158,613 | $4.64M | 0.08% | +158,613 | New |
| S&T Bank | 153,749 | $4.50M | 1.47% | −1,849−1.2% | Reduced |
| Bank of Montreal | 152,001 | $4.45M | 0.00% | +35,021+29.9% | Added |
| MetLife Investment Management | 151,306 | $4.43M | 0.02% | −2,111−1.4% | Reduced |
| Cubist Systematic Strategies, LLC | 149,043 | $4.36M | 0.06% | −183,444−55.2% | Reduced |
| Daiwa Securities Group Inc. | 144,600 | $4.23M | 0.02% | −23,900−14.2% | Reduced |
| AQR Capital Management LLC | 145,077 | $4.20M | 0.00% | +118,774+451.6% | Added |
| Holocene Advisors, LP | 142,143 | $4.16M | 0.01% | +142,143 | New |
| Paradoxiom Capital L.P. | 140,955 | $4.12M | 2.68% | +140,955 | New |
| Mutual of America Capital Management LLC | 137,953 | $4.04M | 0.05% | −3,466−2.5% | Reduced |
| Stifel Financial Corp | 135,932 | $3.98M | 0.00% | +8,762+6.9% | Added |
| Alpine Woods Capital Investors, LLC | 134,877 | $3.95M | 0.99% | −6,125−4.3% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 131,139 | $3.84M | 0.01% | −166,547−55.9% | Reduced |
| Penobscot Investment Management Company, Inc. | 131,105 | $3.83M | 0.36% | −18,895−12.6% | Reduced |
| Nisa Investment Advisors, LLC | 130,675 | $3.82M | 0.02% | −2,000−1.5% | Reduced |
| River Wealth Advisors LLC | 128,783 | $3.77M | 0.52% | +4,864+3.9% | Added |
| Blair William & Co | 125,962 | $3.68M | 0.01% | −55,932−30.7% | Reduced |
| Crown Advisors Management, Inc. | 125,000 | $3.66M | 3.22% | 00.0% | Unchanged |
| Atom Investors LP | 124,700 | $3.65M | 0.45% | +70,420+129.7% | Added |
| Amalgamated Bank | 123,464 | $3.61M | 0.03% | −5,417−4.2% | Reduced |
| Treasurer of the State of North Carolina | 121,925 | $3.57M | 0.01% | −22,670−15.7% | Reduced |
| Mirova | 120,848 | $3.53M | 0.64% | −862−0.7% | Reduced |
| T. Rowe Price Investment Management, Inc. | 119,505 | $3.50M | 0.00% | −1,317,099−91.7% | Reduced |
| Scholtz & Company, LLC | 115,187 | $3.37M | 1.67% | −70,808−38.1% | Reduced |
| Citigroup Inc | 112,071 | $3.28M | 0.00% | −24,634−18.0% | Reduced |
| HighTower Advisors, LLC | 110,826 | $3.24M | 0.00% | −31,239−22.0% | Reduced |
| Fundamentun, LLC | 109,890 | $3.21M | 0.17% | +76,322+227.4% | Added |
| Pathstone Holdings, LLC | 108,671 | $3.18M | 0.01% | +1,953+1.8% | Added |
| South Dakota Investment Council | 108,070 | $3.16M | 0.06% | +7,800+7.8% | Added |
| State of Tennessee, Treasury Department | 108,032 | $3.16M | 0.01% | 00.0% | Unchanged |
| Advisors Asset Management, Inc. | 107,553 | $3.15M | 0.06% | +9,247+9.4% | Added |
| Isthmus Partners, LLC | 106,927 | $3.13M | 0.39% | +11,432+12.0% | Added |
| Artemis Investment Management LLP | 104,706 | $3.06M | 0.05% | +104,706 | New |
| Rice Hall James & Associates, LLC | 103,152 | $3.02M | 0.18% | −12,127−10.5% | Reduced |
| Union Bancaire Privee, UBP SA | 102,252 | $3.02M | 0.06% | −9,787−8.7% | Reduced |
| Icon Advisers Inc | 100,000 | $2.92M | 0.68% | −15,000−13.0% | Reduced |
| Intech Investment Management LLC | 97,588 | $2.85M | 0.03% | −72,198−42.5% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 96,775 | $2.83M | 0.03% | +860+0.9% | Added |
| Creative Planning | 96,542 | $2.82M | 0.00% | +8,440+9.6% | Added |
| AlpenGlobal Capital LLC | 96,480 | $2.82M | 2.04% | +9,215+10.6% | Added |
| Comerica Bank | 96,098 | $2.81M | 0.01% | −1,890−1.9% | Reduced |
| Zions Bancorporation, National Association | 94,162 | $2.75M | 0.17% | +94,162 | New |
| Commerce Bank | 93,806 | $2.74M | 0.02% | +19,085+25.5% | Added |
| Yousif Capital Management, LLC | 93,382 | $2.73M | 0.03% | −2,056−2.2% | Reduced |
| State of New Jersey Common Pension Fund D | 93,117 | $2.72M | 0.01% | −2,548−2.7% | Reduced |
| Agf Management Ltd | 89,902 | $2.63M | 0.01% | −176,590−66.3% | Reduced |
| Cynosure Management, LLC | 85,779 | $2.51M | 0.35% | +78,512+1,080.4% | Added |
| SFE Investment Counsel | 84,441 | $2.47M | 0.49% | +55,393+190.7% | Added |
| Public Employees Retirement System of Ohio | 84,239 | $2.46M | 0.01% | −9,263−9.9% | Reduced |
| Lazard Asset Management LLC | 82,674 | $2.42M | 0.00% | +56,776+219.2% | Added |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 81,380 | $2.38M | 0.02% | −96,688−54.3% | Reduced |
| D'Orazio & Associates, Inc. | 80,510 | $2.35M | 0.36% | −1,214−1.5% | Reduced |
| Oddo BHF Asset Management SAS | 79,940 | $2.34M | 0.10% | +40,964+105.1% | Added |
| Ensign Peak Advisors, Inc | 79,495 | $2.33M | 0.00% | 00.0% | Unchanged |
| Teachers Retirement System of the State of Kentucky | 79,425 | $2.32M | 0.02% | 00.0% | Unchanged |
| Quantbot Technologies LP | 78,409 | $2.29M | 0.07% | +37,767+92.9% | Added |
| Relyea Zuckerberg Hanson LLC | 77,665 | $2.27M | 0.31% | +1,205+1.6% | Added |