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 2023
Institutional positions in Tetra Tech Inc as of Mar 31, 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
- 445
- −17 vs. Q4 2022
- Shares held
- 46.3M
- +369.2K (+0.8%) vs. Q4 2022
- Total value
- $6.81B
- +$143.1M (+2.1%) vs. Q4 2022
- New holders
- 42
- 175 more added
- Sold out
- 59
- 152 more reduced
8 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2022: 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 2023
Shares, value and share of portfolio for each institution holding Tetra Tech Inc; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| SG Americas Securities, LLC | 4,737 | $696.0K | 0.01% | −505−9.6% | Reduced |
| First Wilshire Securities Management Inc | 4,800 | $705.0K | 0.24% | −100−2.0% | Reduced |
| Tortoise Capital Advisors, L.L.C. | 4,799 | $705.0K | 0.01% | −1,254−20.7% | Reduced |
| Vancity Investment Management Ltd | 4,831 | $710.0K | 0.10% | +4,831 | New |
| Securian Asset Management, Inc | 4,849 | $712.4K | 0.02% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 5,059 | $743.0K | 0.00% | +212+4.4% | Added |
| EFG Asset Management (North America) Corp. | 5,242 | $770.7K | 0.17% | −3,037−36.7% | Reduced |
| First Pacific Financial | 5,398 | $793.0K | 0.37% | −79−1.4% | Reduced |
| Bank Julius Baer & Co. Ltd, Zurich | 5,500 | $808.0K | 0.01% | −5,600−50.5% | Reduced |
| Cetera Investment Advisers | 5,592 | $821.5K | 0.01% | +64+1.2% | Added |
| Two Sigma Investments, LP | 5,600 | $822.7K | 0.00% | −28,064−83.4% | Reduced |
| Tributary Capital Management, LLC | 5,704 | $838.0K | 0.08% | +1,668+41.3% | Added |
| Legacy Wealth Asset Management, LLC | 5,930 | $871.2K | 0.31% | −194−3.2% | Reduced |
| Lombard Odier Asset Management (Switzerland) SA | 6,051 | $889.0K | 0.08% | +1,512+33.3% | Added |
| MML Investors Services, LLC | 6,079 | $893.0K | 0.01% | −503−7.6% | Reduced |
| Shell Asset Management Co | 6,227 | $915.0K | 0.04% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 6,274 | $921.0K | 0.03% | +3,675+141.4% | Added |
| Captrust Financial Advisors | 6,297 | $925.1K | 0.00% | +112+1.8% | Added |
| Tredje AP-fonden | 6,536 | $960.2K | 0.01% | 00.0% | Unchanged |
| JustInvest LLC | 6,638 | $975.2K | 0.03% | +103+1.6% | Added |
| Ergoteles LLC | 6,796 | $998.4K | 0.04% | −28,727−80.9% | Reduced |
| Whittier Trust Co | 6,833 | $1.00M | 0.02% | 00.0% | Unchanged |
| Handelsbanken Fonder AB | 6,909 | $1.01M | 0.01% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 7,000 | $1.03M | 0.01% | +900+14.8% | Added |
| Zions Bancorporation, N.A. | 7,052 | $1.04M | 0.09% | +1,018+16.9% | Added |
| Strategic Wealth Partners, Ltd. | 7,177 | $1.05M | 0.16% | −375−5.0% | Reduced |
| State of Alaska, Department of Revenue | 7,335 | $1.08M | 0.01% | −65−0.9% | Reduced |
| Ausbil Investment Management Ltd | 7,391 | $1.09M | 0.77% | −1,015−12.1% | Reduced |
| Public Employees Retirement Association of Colorado | 7,409 | $1.09M | 0.01% | 00.0% | Unchanged |
| Pinebridge Investments, L.P. | 7,510 | $1.10M | 0.01% | +7,510 | New |
| SFE Investment Counsel | 7,970 | $1.11M | 0.34% | +20+0.3% | Added |
| Pathstone Family Office, LLC | 6,959 | $1.11M | 0.02% | +1,050+17.8% | Added |
| STRS Ohio | 7,680 | $1.13M | 0.00% | −1,943−20.2% | Reduced |
| Bailard, Inc. | 7,830 | $1.15M | 0.04% | +30+0.4% | Added |
| State of Tennessee, Treasury Department | 7,863 | $1.16M | 0.01% | −513−6.1% | Reduced |
| AE Wealth Management LLC | 7,962 | $1.17M | 0.01% | +103+1.3% | Added |
| Teachers Retirement System of the State of Kentucky | 8,308 | $1.22M | 0.01% | 00.0% | Unchanged |
| CenterBook Partners LP | 8,528 | $1.25M | 0.18% | +1,206+16.5% | Added |
| River Wealth Advisors LLC | 9,013 | $1.32M | 0.24% | +9,013 | New |
| Victory Capital Management Inc | 9,016 | $1.32M | 0.00% | −2,186−19.5% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 9,133 | $1.34M | 0.01% | +339+3.9% | Added |
| Xponance, Inc. | 9,194 | $1.35M | 0.02% | +65+0.7% | Added |
| Penobscot Investment Management Company, Inc. | 9,205 | $1.35M | 0.24% | +6,995+316.5% | Added |
| D.A. Davidson & Co. | 9,400 | $1.37M | 0.02% | −600−6.0% | Reduced |
| Alps Advisors Inc | 9,380 | $1.38M | 0.01% | +1,040+12.5% | Added |
| Jane Street Group, LLC | 9,493 | $1.39M | 0.00% | −4,885−34.0% | Reduced |
| New Mexico Educational Retirement Board | 9,600 | $1.41M | 0.07% | +1,200+14.3% | Added |
| Virginia Retirement Systems Et Al | 9,600 | $1.41M | 0.01% | 00.0% | Unchanged |
| Truist Financial Corp | 9,864 | $1.45M | 0.00% | +670+7.3% | Added |
| Legato Capital Management LLC | 10,029 | $1.47M | 0.27% | 00.0% | Unchanged |
| ClariVest Asset Management LLC | 10,420 | $1.53M | 0.07% | −10−0.1% | Reduced |
| La Banque Postale Asset Management SA | 10,533 | $1.55M | 0.04% | +5,219+98.2% | Added |
| Bank of Montreal | 10,540 | $1.55M | 0.00% | +1,281+13.8% | Added |
| Engineers Gate Manager LP | 11,436 | $1.68M | 0.07% | +943+9.0% | Added |
| TD Asset Management Inc | 11,448 | $1.68M | 0.00% | 00.0% | Unchanged |
| Formula Growth Ltd | 11,500 | $1.69M | 0.54% | −2,500−17.9% | Reduced |
| Tortoise Index Solutions, LLC | 11,633 | $1.71M | 0.33% | −3,688−24.1% | Reduced |
| Northwestern Mutual Investment Management Company, LLC | 11,809 | $1.73M | 0.04% | +6,906+140.9% | Added |
| Lapides Asset Management, LLC | 11,900 | $1.75M | 1.06% | 00.0% | Unchanged |
| Artemis Investment Management LLP | 12,102 | $1.78M | 0.02% | −952−7.3% | Reduced |
| Citadel Advisors LLC | 12,485 | $1.83M | 0.00% | −114,708−90.2% | Reduced |
| D'Orazio & Associates, Inc. | 12,552 | $1.84M | 0.48% | +12+0.1% | Added |
| HSBC Holdings PLC | 12,760 | $1.87M | 0.00% | −3,550−21.8% | Reduced |
| Creative Planning | 13,099 | $1.92M | 0.00% | +885+7.2% | Added |
| State of Michigan Retirement System | 13,408 | $1.97M | 0.01% | −100−0.7% | Reduced |
| Aviva PLC | 13,701 | $2.01M | 0.01% | +3,619+35.9% | Added |
| Edgestream Partners, L.P. | 13,814 | $2.03M | 0.22% | +6,436+87.2% | Added |
| Louisiana State Employees Retirement System | 14,100 | $2.07M | 0.05% | −100−0.7% | Reduced |
| Advisors Asset Management, Inc. | 14,313 | $2.10M | 0.04% | −578−3.9% | Reduced |
| Staley Capital Advisers Inc | 15,200 | $2.23M | 0.12% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 15,200 | $2.23M | 0.01% | −24,800−62.0% | Reduced |
| Arizona State Retirement System | 15,351 | $2.26M | 0.02% | +306+2.0% | Added |
| Bristlecone Advisors, LLC | 15,369 | $2.26M | 0.25% | +1,129+7.9% | Added |
| Nordea Investment Management AB | 15,506 | $2.28M | 0.00% | +111+0.7% | Added |
| Oregon Public Employees Retirement Fund | 15,594 | $2.29M | 0.03% | 00.0% | Unchanged |
| Ensign Peak Advisors, Inc | 15,851 | $2.33M | 0.01% | +1,900+13.6% | Added |
| First National Bank of Omaha | 15,909 | $2.34M | 0.14% | +4,394+38.2% | Added |
| Citigroup Inc | 16,137 | $2.37M | 0.00% | −1,146−6.6% | Reduced |
| B. Metzler seel. Sohn & Co. AG | 16,266 | $2.39M | 0.04% | +1,430+9.6% | Added |
| Mackenzie Financial Corp | 16,313 | $2.40M | 0.00% | −188−1.1% | Reduced |
| Isthmus Partners, LLC | 16,614 | $2.44M | 0.34% | +396+2.4% | Added |
| Alpine Woods Capital Investors, LLC | 17,015 | $2.50M | 0.38% | 00.0% | Unchanged |
| Voya Investment Management LLC | 17,601 | $2.59M | 0.00% | −858−4.6% | Reduced |
| Susquehanna Fundamental Investments, LLC | 17,689 | $2.60M | 0.06% | −1,210−6.4% | Reduced |
| Algert Global LLC | 17,763 | $2.61M | 0.12% | +2,022+12.8% | Added |
| Mirova | 17,788 | $2.61M | 0.38% | −1,592−8.2% | Reduced |
| Catalyst Capital Advisors LLC | 17,982 | $2.64M | 0.08% | −1,383−7.1% | Reduced |
| South Dakota Investment Council | 18,777 | $2.76M | 0.06% | +10,000+113.9% | Added |
| NFJ Investment Group, LLC | 19,001 | $2.79M | 0.07% | −2,894−13.2% | Reduced |
| Prudential Financial Inc | 20,657 | $2.87M | 0.00% | +1,510+7.9% | Added |
| Cubist Systematic Strategies, LLC | 19,541 | $2.87M | 0.03% | −138,239−87.6% | Reduced |
| Ameritas Investment Partners, Inc. | 19,650 | $2.89M | 0.11% | −162−0.8% | Reduced |
| Spire Wealth Management | 19,947 | $2.93M | 0.11% | +19,291+2,940.7% | Added |
| Brinker Capital Investments, LLC | 20,018 | $2.94M | 0.04% | −86−0.4% | Reduced |
| Orion Portfolio Solutions, LLC | 20,018 | $2.94M | 0.04% | +20,018 | New |
| Quadrature Capital Ltd | 20,036 | $2.94M | 0.08% | −9,388−31.9% | Reduced |
| Putnam Investments LLC | 20,168 | $2.96M | 0.00% | −2,660−11.7% | Reduced |
| Raymond James Financial Services Advisors, Inc. | 21,180 | $3.11M | 0.01% | +14,608+222.3% | Added |
| Van Eck Associates Corp | 21,979 | $3.23M | 0.01% | +4,596+26.4% | Added |
| Bleakley Financial Group, LLC | 22,239 | $3.27M | 0.11% | +1,628+7.9% | Added |