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 |
|---|---|---|---|---|---|
| BlackRock Inc. | 5,387,563 | $882.2M | 0.02% | −48,217−0.9% | Reduced |
| Vanguard Group Inc | 5,341,986 | $874.7M | 0.02% | −263,308−4.7% | Reduced |
| Pictet Asset Management SA | 2,958,127 | $484.4M | 0.57% | −69,563−2.3% | Reduced |
| Alliancebernstein L.P. | 2,686,096 | $439.8M | 0.18% | −391,709−12.7% | Reduced |
| Neuberger Berman Group LLC | 1,610,804 | $263.8M | 0.24% | −67,262−4.0% | Reduced |
| State Street Corp | 1,479,590 | $242.3M | 0.01% | −17,349−1.2% | Reduced |
| FIL Ltd | 1,323,672 | $216.7M | 0.24% | +446,946+51.0% | Added |
| Standard Life Aberdeen plc | 945,428 | $154.8M | 0.36% | +133,793+16.5% | Added |
| Sarasin & Partners LLP | 917,114 | $150.2M | 1.74% | +669,165+269.9% | Added |
| Amundi | 888,502 | $145.8M | 0.07% | +145,078+19.5% | Added |
| Invesco Ltd. | 828,499 | $135.7M | 0.04% | +13,871+1.7% | Added |
| Geode Capital Management, LLC | 822,968 | $134.8M | 0.02% | −44,384−5.1% | Reduced |
| T. Rowe Price Investment Management, Inc. | 701,340 | $114.8M | 0.08% | −6,916−1.0% | Reduced |
| Allspring Global Investments Holdings, LLC | 651,034 | $106.6M | 0.17% | +118,605+22.3% | Added |
| Bank of America Corp | 650,190 | $106.5M | 0.01% | −63,962−9.0% | Reduced |
| Morgan Stanley | 582,509 | $95.4M | 0.01% | −8,653−1.5% | Reduced |
| Charles Schwab Investment Management Inc | 558,745 | $91.5M | 0.03% | −5,458−1.0% | Reduced |
| Dimensional Fund Advisors LP | 543,256 | $89.0M | 0.03% | −62,741−10.4% | Reduced |
| Bank of New York Mellon Corp | 519,001 | $85.0M | 0.02% | −5,991−1.1% | Reduced |
| Kames Capital plc | 514,401 | $84.2M | 1.36% | +6,131+1.2% | Added |
| Norges Bank | 499,293 | $81.8M | 0.02% | −177,997−26.3% | Reduced |
| Millennium Management LLC | 481,547 | $78.8M | 0.08% | +196,144+68.7% | Added |
| Copeland Capital Management, LLC | 468,624 | $76.7M | 1.58% | +18,135+4.0% | Added |
| DekaBank Deutsche Girozentrale | 465,910 | $75.2M | 0.17% | −36,800−7.3% | Reduced |
| Northern Trust Corp | 453,586 | $74.3M | 0.01% | −7,069−1.5% | Reduced |
| CI Private Wealth, LLC | 440,095 | $72.1M | 0.17% | −2,863−0.6% | Reduced |
| First Trust Advisors LP | 431,981 | $70.7M | 0.08% | −37,179−7.9% | Reduced |
| Wellington Management Group LLP | 388,905 | $63.7M | 0.01% | +12,710+3.4% | Added |
| Bowen Hanes & Co Inc | 379,805 | $62.2M | 1.99% | −740−0.2% | Reduced |
| Goldman Sachs Group Inc | 365,786 | $59.9M | 0.02% | +39,552+12.1% | Added |
| JPMorgan Chase & Co | 345,221 | $56.5M | 0.01% | +17,238+5.3% | Added |
| Lord, Abbett & Co. LLC | 313,732 | $51.4M | 0.18% | +139,499+80.1% | Added |
| Macquarie Group Ltd | 298,110 | $48.8M | 0.06% | −62,642−17.4% | Reduced |
| WCM Investment Management, LLC | 280,915 | $46.3M | 0.14% | +174,278+163.4% | Added |
| Allianz Asset Management GmbH | 277,094 | $45.4M | 0.10% | +64,737+30.5% | Added |
| Agf Management Ltd | 274,905 | $45.0M | 0.33% | +16,141+6.2% | Added |
| Rockefeller Capital Management L.P. | 266,623 | $43.7M | 0.17% | −1,468−0.5% | Reduced |
| Rheos Capital Works Inc. | 264,300 | $43.3M | 2.33% | −92,000−25.8% | Reduced |
| Vontobel Holding Ltd. | 262,958 | $43.1M | 0.38% | +5,987+2.3% | Added |
| Mirae Asset Global Investments Co., Ltd. | 256,870 | $42.1M | 0.09% | +20,781+8.8% | Added |
| Nuveen Asset Management, LLC | 254,830 | $41.7M | 0.01% | −6,929−2.6% | Reduced |
| Candriam Luxembourg S.C.A. | 251,154 | $41.1M | 0.30% | −18,687−6.9% | Reduced |
| Federated Hermes, Inc. | 241,078 | $39.5M | 0.10% | +42,887+21.6% | Added |
| Loomis Sayles & Co L P | 234,590 | $38.4M | 0.06% | −7,973−3.3% | Reduced |
| Neumeier Poma Investment Counsel LLC | 232,688 | $38.1M | 3.49% | −16,235−6.5% | Reduced |
| Robeco Schweiz AG | 224,386 | $36.7M | 0.55% | −25,446−10.2% | Reduced |
| TimesSquare Capital Management, LLC | 221,615 | $36.3M | 0.52% | −62,245−21.9% | Reduced |
| Value Holdings Management Co. LLC | 205,765 | $33.7M | 7.52% | 00.0% | Unchanged |
| Principal Financial Group Inc | 200,290 | $32.8M | 0.02% | −10,455−5.0% | Reduced |
| Duff & Phelps Investment Management Co | 199,000 | $32.6M | 0.40% | −10,000−4.8% | Reduced |
| Sandler Capital Management | 198,820 | $32.6M | 3.99% | +37,897+23.5% | Added |
| Nomura Asset Management Co Ltd | 187,342 | $30.7M | 0.14% | +8,426+4.7% | Added |
| Managed Asset Portfolios, LLC | 186,770 | $30.6M | 4.59% | +1,263+0.7% | Added |
| Rhumbline Advisers | 180,996 | $29.6M | 0.03% | +12,663+7.5% | Added |
| New York State Common Retirement Fund | 175,587 | $28.8M | 0.04% | −30,124−14.6% | Reduced |
| Lombard Odier Asset Management (Europe) Ltd | 161,407 | $26.4M | 1.27% | +55,078+51.8% | Added |
| Credit Suisse AG | 153,164 | $25.1M | 0.03% | +61,577+67.2% | Added |
| Kennedy Capital Management, Inc. | 131,009 | $21.5M | 0.50% | +42,495+48.0% | Added |
| Zacks Investment Management | 123,535 | $20.2M | 0.25% | +1,170+1.0% | Added |
| FMR LLC | 122,481 | $20.1M | 0.00% | −98,763−44.6% | Reduced |
| SEI Investments Co | 121,293 | $19.9M | 0.03% | −16,281−11.8% | Reduced |
| Swiss National Bank | 115,800 | $19.0M | 0.01% | +1,400+1.2% | Added |
| Martingale Asset Management L P | 112,999 | $18.5M | 0.36% | −13,862−10.9% | Reduced |
| Federation des caisses Desjardins du Quebec | 110,853 | $18.2M | 0.18% | +110,083+14,296.5% | Added |
| California Public Employees Retirement System | 110,088 | $18.0M | 0.02% | −5,589−4.8% | Reduced |
| LPL Financial LLC | 108,453 | $17.8M | 0.01% | +10,908+11.2% | Added |
| Segall Bryant & Hamill, LLC | 107,119 | $17.5M | 0.18% | +365+0.3% | Added |
| Driehaus Capital Management LLC | 104,113 | $17.0M | 0.22% | −52,918−33.7% | Reduced |
| Cerity Partners LLC | 103,629 | $17.0M | 0.07% | −100.0% | Reduced |
| Winslow Asset Management Inc | 98,900 | $16.2M | 3.49% | −1,081−1.1% | Reduced |
| Trillium Asset Management, LLC | 96,421 | $15.8M | 0.44% | −220−0.2% | Reduced |
| Envestnet Asset Management Inc | 88,501 | $14.5M | 0.01% | +3,733+4.4% | Added |
| Ameriprise Financial Inc | 86,856 | $14.2M | 0.00% | −11,692−11.9% | Reduced |
| Natixis | 84,753 | $13.9M | 0.12% | +3,087+3.8% | Added |
| Legal & General Group Plc | 83,583 | $13.7M | 0.00% | −261−0.3% | Reduced |
| American International Group, Inc. | 80,377 | $13.2M | 0.08% | −1,847−2.2% | Reduced |
| Retirement Systems of Alabama | 79,300 | $13.0M | 0.06% | +310.0% | Added |
| Thornburg Investment Management Inc | 78,772 | $12.9M | 0.21% | +4,133+5.5% | Added |
| ExodusPoint Capital Management, LP | 77,456 | $12.7M | 0.15% | +77,456 | New |
| State of Wisconsin Investment Board | 75,842 | $12.4M | 0.03% | −2,065−2.7% | Reduced |
| Los Angeles Capital Management LLC | 73,656 | $12.1M | 0.05% | −46,164−38.5% | Reduced |
| UBS Asset Management Americas Inc | 80,493 | $11.8M | 0.01% | 00.0% | Unchanged |
| New York State Teachers Retirement System | 69,593 | $11.4M | 0.03% | −3,014−4.2% | Reduced |
| S&T Bank | 69,374 | $11.4M | 2.04% | −2,544−3.5% | Reduced |
| Renaissance Investment Group LLC | 65,334 | $10.7M | 2.81% | +85+0.1% | Added |
| California State Teachers Retirement System | 64,621 | $10.6M | 0.01% | −1,606−2.4% | Reduced |
| Thematics Asset Management | 64,250 | $10.5M | 0.50% | +4,000+6.6% | Added |
| AXA S.A. | 63,771 | $10.4M | 0.03% | +1,179+1.9% | Added |
| Smith, Graham & Co., Investment Advisors, LP | 59,774 | $9.79M | 1.18% | −2,656−4.3% | Reduced |
| Deutsche Bank AG | 59,530 | $9.75M | 0.01% | +4,720+8.6% | Added |
| Fisher Asset Management, LLC | 58,150 | $9.52M | 0.01% | −3,531−5.7% | Reduced |
| National Bank of Canada | 56,481 | $9.21M | 0.02% | +56,053+13,096.5% | Added |
| Systematic Financial Management LP | 55,405 | $9.07M | 0.29% | −4,760−7.9% | Reduced |
| Lazard Asset Management LLC | 51,906 | $8.50M | 0.01% | −34,262−39.8% | Reduced |
| Nicholas Company, Inc. | 47,135 | $7.72M | 0.15% | −150.0% | Reduced |
| Texas Permanent School Fund | 46,867 | $7.67M | 0.07% | −866−1.8% | Reduced |
| Moran Wealth Management, LLC | 46,368 | $7.59M | 0.28% | −667−1.4% | Reduced |
| Wells Fargo & Company | 45,185 | $7.40M | 0.00% | +1,725+4.0% | Added |
| GHP Investment Advisors, Inc. | 42,019 | $7.08M | 0.41% | −431−1.0% | Reduced |
| Russell Investments Group, Ltd. | 42,476 | $6.96M | 0.01% | −6,904−14.0% | Reduced |