Ken Fisher's TTEK Position Overview
Ken Fisher (via Fisher Asset Management, LLC) currently holds 612,602 shares of Tetra Tech, Inc. (TTEK) worth $18.45 M, representing 0.01% of the portfolio. First purchased in 2017-Q4, this long-term strategic position has been held for 34 quarters.
Based on 13F filings, Ken Fisher has maintained a strategic position in TTEK, demonstrating sustained confidence in this investment. Largest addition occurred in Q2 2024, adding 322,190 shares. Largest reduction occurred in Q2 2025, reducing 139,413 shares.
Analysis based on 13F filings available since 2013 Q2
Ken Fisher's Tetra Tech (TTEK) Holding Value Over Time
Track share changes against reported price movement
Quarterly Tetra Tech (TTEK) Trades by Ken Fisher
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | -8,596 | Reduce 1.38% | 612,602 | $30.12 |
| Q4 2025 | -88,168 | Reduce 12.43% | 621,198 | $33.54 |
| Q3 2025 | -16,258 | Reduce 2.24% | 709,366 | $33.38 |
| Q2 2025 | -139,413 | Reduce 16.12% | 725,624 | $35.96 |
| Q1 2025 | +133,016 | Add 18.17% | 865,037 | $29.25 |
| Q4 2024 | -5,373 | Reduce 0.73% | 732,021 | $39.84 |
| Q3 2024 | +135,184 | Add 22.45% | 737,394 | $47.16 |
| Q2 2024 | +322,190 | Add 115.06% | 602,210 | $40.90 |
| Q1 2024 | -11,750 | Reduce 4.03% | 280,020 | $36.94 |
| Q4 2023 | -1,390 | Reduce 0.47% | 291,770 | $33.39 |
| Q3 2023 | +2,410 | Add 0.83% | 293,160 | $30.41 |
| Q2 2023 | -17,655 | Reduce 5.72% | 290,750 | $32.75 |
| Q1 2023 | +17,325 | Add 5.95% | 308,405 | $29.38 |
| Q4 2022 | +63,750 | Add 28.04% | 291,080 | $29.04 |
| Q3 2022 | -17,245 | Reduce 7.05% | 227,330 | $25.71 |
| Q2 2022 | +36,320 | Add 17.44% | 244,575 | $27.31 |
| Q1 2022 | +290 | Add 0.14% | 208,255 | $32.99 |
| Q4 2021 | +3,805 | Add 1.86% | 207,965 | $33.96 |
| Q3 2021 | +23,135 | Add 12.78% | 204,160 | $29.87 |
| Q2 2021 | +42,075 | Add 30.28% | 181,025 | $24.41 |
| Q1 2021 | +43,815 | Add 46.06% | 138,950 | $27.15 |
| Q4 2020 | +15,815 | Add 19.94% | 95,135 | $23.16 |
| Q3 2020 | -215 | Reduce 0.27% | 79,320 | $19.10 |
| Q2 2020 | +215 | Add 0.27% | 79,535 | $15.83 |
| Q1 2020 | -90 | Reduce 0.11% | 79,320 | $14.12 |
| Q4 2019 | +60 | Add 0.08% | 79,410 | $17.23 |
| Q3 2019 | -470 | Reduce 0.59% | 79,350 | $17.35 |
| Q2 2019 | +43,960 | Add 122.59% | 79,820 | $15.71 |
| Q1 2019 | +180 | Add 0.50% | 35,860 | $11.91 |
| Q4 2018 | -6,145 | Reduce 14.69% | 35,680 | $10.34 |
| Q3 2018 | +5,250 | Add 14.35% | 41,825 | $13.65 |
| Q2 2018 | +7,000 | Add 23.67% | 36,575 | $11.70 |
| Q4 2017 | +29,575 | New Buy | 29,575 | $9.64 |
Ken Fisher's Tetra Tech Investment FAQs
Ken Fisher first purchased Tetra Tech, Inc. (TTEK) in Q4 2017, acquiring 29,575 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Ken Fisher has held Tetra Tech, Inc. (TTEK) for 34 quarters since Q4 2017.
Ken Fisher's largest addition to Tetra Tech, Inc. (TTEK) was in Q2 2024, adding 602,210 shares worth $24.63 M.
According to the latest 13F filing for Q1 2026, Ken Fisher's firm, Fisher Asset Management, LLC, owns 612,602 shares of Tetra Tech, Inc. (TTEK), valued at approximately $18.45 M.
As of the Q1 2026 filing, Tetra Tech, Inc. (TTEK) represents approximately 0.01% of Ken Fisher's publicly disclosed stock portfolio, making it one of their key holdings.
Ken Fisher's peak holding in Tetra Tech, Inc. (TTEK) was 865,037 shares, as reported at the end of Q1 2025.