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 |
|---|---|---|---|---|---|
| Alps Advisors Inc | 9,380 | $1.38M | 0.01% | +1,040+12.5% | Added |
| D.A. Davidson & Co. | 9,400 | $1.37M | 0.02% | −600−6.0% | Reduced |
| Penobscot Investment Management Company, Inc. | 9,205 | $1.35M | 0.24% | +6,995+316.5% | Added |
| Xponance, Inc. | 9,194 | $1.35M | 0.02% | +65+0.7% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 9,133 | $1.34M | 0.01% | +339+3.9% | Added |
| Victory Capital Management Inc | 9,016 | $1.32M | 0.00% | −2,186−19.5% | Reduced |
| River Wealth Advisors LLC | 9,013 | $1.32M | 0.24% | +9,013 | New |
| CenterBook Partners LP | 8,528 | $1.25M | 0.18% | +1,206+16.5% | Added |
| Teachers Retirement System of the State of Kentucky | 8,308 | $1.22M | 0.01% | 00.0% | Unchanged |
| AE Wealth Management LLC | 7,962 | $1.17M | 0.01% | +103+1.3% | Added |
| State of Tennessee, Treasury Department | 7,863 | $1.16M | 0.01% | −513−6.1% | Reduced |
| Bailard, Inc. | 7,830 | $1.15M | 0.04% | +30+0.4% | Added |
| STRS Ohio | 7,680 | $1.13M | 0.00% | −1,943−20.2% | Reduced |
| Pathstone Family Office, LLC | 6,959 | $1.11M | 0.02% | +1,050+17.8% | Added |
| SFE Investment Counsel | 7,970 | $1.11M | 0.34% | +20+0.3% | Added |
| Pinebridge Investments, L.P. | 7,510 | $1.10M | 0.01% | +7,510 | New |
| Public Employees Retirement Association of Colorado | 7,409 | $1.09M | 0.01% | 00.0% | Unchanged |
| Ausbil Investment Management Ltd | 7,391 | $1.09M | 0.77% | −1,015−12.1% | Reduced |
| State of Alaska, Department of Revenue | 7,335 | $1.08M | 0.01% | −65−0.9% | Reduced |
| Strategic Wealth Partners, Ltd. | 7,177 | $1.05M | 0.16% | −375−5.0% | Reduced |
| Zions Bancorporation, N.A. | 7,052 | $1.04M | 0.09% | +1,018+16.9% | Added |
| Daiwa Securities Group Inc. | 7,000 | $1.03M | 0.01% | +900+14.8% | Added |
| Handelsbanken Fonder AB | 6,909 | $1.01M | 0.01% | 00.0% | Unchanged |
| Whittier Trust Co | 6,833 | $1.00M | 0.02% | 00.0% | Unchanged |
| Ergoteles LLC | 6,796 | $998.4K | 0.04% | −28,727−80.9% | Reduced |
| JustInvest LLC | 6,638 | $975.2K | 0.03% | +103+1.6% | Added |
| Tredje AP-fonden | 6,536 | $960.2K | 0.01% | 00.0% | Unchanged |
| Captrust Financial Advisors | 6,297 | $925.1K | 0.00% | +112+1.8% | Added |
| Tower Research Capital LLC (TRC) | 6,274 | $921.0K | 0.03% | +3,675+141.4% | Added |
| Shell Asset Management Co | 6,227 | $915.0K | 0.04% | 00.0% | Unchanged |
| MML Investors Services, LLC | 6,079 | $893.0K | 0.01% | −503−7.6% | Reduced |
| Lombard Odier Asset Management (Switzerland) SA | 6,051 | $889.0K | 0.08% | +1,512+33.3% | Added |
| Legacy Wealth Asset Management, LLC | 5,930 | $871.2K | 0.31% | −194−3.2% | Reduced |
| Tributary Capital Management, LLC | 5,704 | $838.0K | 0.08% | +1,668+41.3% | Added |
| Two Sigma Investments, LP | 5,600 | $822.7K | 0.00% | −28,064−83.4% | Reduced |
| Cetera Investment Advisers | 5,592 | $821.5K | 0.01% | +64+1.2% | Added |
| Bank Julius Baer & Co. Ltd, Zurich | 5,500 | $808.0K | 0.01% | −5,600−50.5% | Reduced |
| First Pacific Financial | 5,398 | $793.0K | 0.37% | −79−1.4% | Reduced |
| EFG Asset Management (North America) Corp. | 5,242 | $770.7K | 0.17% | −3,037−36.7% | Reduced |
| Commonwealth Equity Services, LLC | 5,059 | $743.0K | 0.00% | +212+4.4% | Added |
| Securian Asset Management, Inc | 4,849 | $712.4K | 0.02% | 00.0% | Unchanged |
| Vancity Investment Management Ltd | 4,831 | $710.0K | 0.10% | +4,831 | New |
| Tortoise Capital Advisors, L.L.C. | 4,799 | $705.0K | 0.01% | −1,254−20.7% | Reduced |
| First Wilshire Securities Management Inc | 4,800 | $705.0K | 0.24% | −100−2.0% | Reduced |
| SG Americas Securities, LLC | 4,737 | $696.0K | 0.01% | −505−9.6% | Reduced |
| Banque Pictet & Cie SA | 4,726 | $694.3K | 0.01% | +3,168+203.3% | Added |
| First Business Financial Services, Inc. | 4,676 | $687.0K | 0.09% | 00.0% | Unchanged |
| Integrated Wealth Concepts LLC | 4,661 | $685.0K | 0.01% | +2,711+139.0% | Added |
| Great Lakes Advisors, LLC | 4,626 | $679.6K | 0.01% | −117−2.5% | Reduced |
| Manchester Capital Management LLC | 4,576 | $672.3K | 0.09% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 4,563 | $670.4K | 0.00% | +87+1.9% | Added |
| Y-Intercept (Hong Kong) Ltd | 4,530 | $665.5K | 0.08% | −4,104−47.5% | Reduced |
| Snowden Capital Advisors LLC | 4,482 | $658.5K | 0.03% | −123−2.7% | Reduced |
| Janney Montgomery Scott LLC | 4,373 | $643.0K | 0.00% | +238+5.8% | Added |
| Ledyard National Bank | 4,369 | $641.9K | 0.07% | +20.0% | Added |
| Cetera Advisor Networks LLC | 4,316 | $634.1K | 0.00% | −2,010−31.8% | Reduced |
| Baird Financial Group, Inc. | 4,301 | $631.9K | 0.00% | −261−5.7% | Reduced |
| D. E. Shaw & Co., Inc. | 4,227 | $621.0K | 0.00% | −2,958−41.2% | Reduced |
| Campbell & CO Investment Adviser LLC | 4,211 | $618.6K | 0.12% | +1,629+63.1% | Added |
| Crossmark Global Holdings, Inc. | 4,198 | $617.0K | 0.01% | −3,148−42.9% | Reduced |
| M&T Bank Corp | 4,153 | $610.0K | 0.00% | +232+5.9% | Added |
| Maryland State Retirement & Pension System | 4,100 | $602.3K | 0.01% | 00.0% | Unchanged |
| Virtus Investment Advisers, Inc. | 4,086 | $600.3K | 0.42% | +293+7.7% | Added |
| O'Shaughnessy Asset Management, LLC | 4,051 | $595.1K | 0.01% | +81+2.0% | Added |
| American Century Companies Inc | 3,993 | $583.1K | 0.00% | +36+0.9% | Added |
| Fred Alger Management, LLC | 3,740 | $549.4K | 0.00% | +306+8.9% | Added |
| Illinois Municipal Retirement Fund | 3,626 | $533.0K | 0.01% | 00.0% | Unchanged |
| Sumitomo Life Insurance Co | 3,591 | $528.0K | 0.04% | −45−1.2% | Reduced |
| Guinness Asset Management LTD | 3,540 | $519.9K | 0.01% | +145+4.3% | Added |
| Calamos Advisors LLC | 3,524 | $517.7K | 0.00% | −2,713−43.5% | Reduced |
| Boothbay Fund Management, LLC | 3,509 | $515.5K | 0.01% | +2,030+137.3% | Added |
| Ethic Inc. | 3,501 | $514.3K | 0.02% | +1,560+80.4% | Added |
| Wolverine Asset Management LLC | 3,500 | $514.2K | 0.01% | +3,500 | New |
| AtonRa Partners | 3,429 | $503.8K | 0.74% | −357−9.4% | Reduced |
| Walleye Trading LLC | 3,343 | $491.1K | 0.02% | −80−2.3% | Reduced |
| Coldstream Capital Management Inc | 3,322 | $488.1K | 0.02% | −83−2.4% | Reduced |
| Pure Financial Advisors, Inc. | 3,267 | $480.0K | 0.02% | +5+0.2% | Added |
| Caxton Associates LP | 3,188 | $468.3K | 0.07% | +3,188 | New |
| ProShare Advisors LLC | 3,166 | $465.1K | 0.00% | −283−8.2% | Reduced |
| Rathbone Brothers plc | 3,160 | $464.2K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 3,156 | $463.6K | 0.00% | −2,320−42.4% | Reduced |
| Compass Wealth Management LLC | 3,025 | $444.4K | 0.14% | −125−4.0% | Reduced |
| Tocqueville Asset Management L.P. | 3,005 | $441.5K | 0.01% | 00.0% | Unchanged |
| Arkadios Wealth Advisors | 2,988 | $438.9K | 0.05% | +704+30.8% | Added |
| Acadian Asset Management LLC | 2,941 | $431.0K | 0.00% | −34,217−92.1% | Reduced |
| Lindenwold Advisors | 2,883 | $423.5K | 0.26% | +5+0.2% | Added |
| Northwestern Mutual Wealth Management Co | 2,871 | $421.8K | 0.00% | −588−17.0% | Reduced |
| Utah Retirement Systems | 2,820 | $414.3K | 0.01% | 00.0% | Unchanged |
| Shelton Capital Management | 2,745 | $403.3K | 0.02% | +15+0.5% | Added |
| Gotham Asset Management, LLC | 2,724 | $400.2K | 0.01% | −13,643−83.4% | Reduced |
| Financial Counselors Inc | 2,618 | $385.0K | 0.01% | 00.0% | Unchanged |
| New Hampshire Trust | 2,618 | $384.6K | 0.10% | 00.0% | Unchanged |
| WR Wealth Planners, LLC | 2,437 | $358.0K | 0.15% | +83+3.5% | Added |
| Great Lakes Retirement, Inc. | 2,337 | $343.3K | 0.06% | +2,337 | New |
| LGT Fund Management Co Ltd. | 2,240 | $329.1K | 0.14% | +240+12.0% | Added |
| State of Wyoming | 2,166 | $318.2K | 0.10% | +179+9.0% | Added |
| Mariner, LLC | 2,102 | $309.0K | 0.00% | +20+1.0% | Added |
| Diversified Trust Co | 2,079 | $305.4K | 0.01% | −2,354−53.1% | Reduced |
| Advisory Services Network, LLC | 2,068 | $303.8K | 0.01% | +52+2.6% | Added |
| J.W. Cole Advisors, Inc. | 2,022 | $297.1K | 0.02% | +97+5.0% | Added |