Tetra Tech, Inc. (TTEK)
NASDAQ: TTEK · Real-Time Price · USD
31.38
-0.17 (-0.54%)
At close: Apr 28, 2026, 4:00 PM EDT
31.38
0.00 (0.00%)
After-hours: Apr 28, 2026, 4:10 PM EDT
Tetra Tech Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Apr 28, 2026 | 31.84 | 32.30 | 30.76 | 31.38 | 31.38 | -0.54% | 3,223,933 |
| Apr 27, 2026 | 31.35 | 32.34 | 31.35 | 31.55 | 31.55 | 0.99% | 5,465,247 |
| Apr 24, 2026 | 31.18 | 31.60 | 30.74 | 31.24 | 31.24 | -0.29% | 2,225,818 |
| Apr 23, 2026 | 31.40 | 31.71 | 30.52 | 31.33 | 31.33 | -0.44% | 2,471,710 |
| Apr 22, 2026 | 31.88 | 32.08 | 31.34 | 31.47 | 31.47 | -0.69% | 2,362,534 |
| Apr 21, 2026 | 31.73 | 32.44 | 31.60 | 31.69 | 31.69 | -0.13% | 1,607,575 |
| Apr 20, 2026 | 31.47 | 32.14 | 31.47 | 31.73 | 31.73 | 0.38% | 2,210,734 |
| Apr 17, 2026 | 31.69 | 32.09 | 31.36 | 31.61 | 31.61 | -0.06% | 1,823,572 |
| Apr 16, 2026 | 31.54 | 32.13 | 31.27 | 31.63 | 31.63 | -0.09% | 3,561,275 |
| Apr 15, 2026 | 31.39 | 32.27 | 31.38 | 31.66 | 31.66 | 0.86% | 3,260,147 |
| Apr 14, 2026 | 31.04 | 31.61 | 30.81 | 31.39 | 31.39 | 1.13% | 2,779,299 |
| Apr 13, 2026 | 30.16 | 31.16 | 29.90 | 31.04 | 31.04 | 2.82% | 2,708,951 |
| Apr 10, 2026 | 30.81 | 31.04 | 29.88 | 30.19 | 30.19 | -2.14% | 2,268,198 |
| Apr 9, 2026 | 30.94 | 31.29 | 30.07 | 30.85 | 30.85 | -0.29% | 3,359,414 |
| Apr 8, 2026 | 31.40 | 32.00 | 30.89 | 30.94 | 30.94 | 0.10% | 2,986,613 |
| Apr 7, 2026 | 31.17 | 31.59 | 30.86 | 30.91 | 30.91 | -0.90% | 1,368,202 |
| Apr 6, 2026 | 30.96 | 31.41 | 30.63 | 31.19 | 31.19 | 0.39% | 1,223,005 |
| Apr 2, 2026 | 30.27 | 31.55 | 29.96 | 31.07 | 31.07 | 1.11% | 1,718,250 |
| Apr 1, 2026 | 30.37 | 31.09 | 30.13 | 30.73 | 30.73 | 2.03% | 2,199,470 |
| Mar 31, 2026 | 29.97 | 30.89 | 29.57 | 30.12 | 30.12 | 1.21% | 1,996,028 |
| Mar 30, 2026 | 30.48 | 30.48 | 29.61 | 29.76 | 29.76 | -0.07% | 2,105,813 |
| Mar 27, 2026 | 30.35 | 30.57 | 29.75 | 29.78 | 29.78 | -2.07% | 3,152,506 |
| Mar 26, 2026 | 31.12 | 31.40 | 30.38 | 30.41 | 30.41 | -3.80% | 3,185,474 |
| Mar 25, 2026 | 31.95 | 32.37 | 31.09 | 31.61 | 31.61 | -0.16% | 1,789,369 |
| Mar 24, 2026 | 30.90 | 31.76 | 30.46 | 31.66 | 31.66 | 1.41% | 3,290,638 |
| Mar 23, 2026 | 30.90 | 31.45 | 30.33 | 31.22 | 31.22 | 2.70% | 4,438,388 |
| Mar 20, 2026 | 31.18 | 31.42 | 29.99 | 30.40 | 30.40 | -1.65% | 5,068,988 |
| Mar 19, 2026 | 30.52 | 31.00 | 30.27 | 30.91 | 30.91 | 0.42% | 2,716,112 |
| Mar 18, 2026 | 31.43 | 32.01 | 30.71 | 30.78 | 30.78 | -3.12% | 3,258,993 |
| Mar 17, 2026 | 31.78 | 32.24 | 31.33 | 31.77 | 31.77 | 1.11% | 1,912,750 |
| Mar 16, 2026 | 32.33 | 32.49 | 30.85 | 31.42 | 31.42 | -2.36% | 3,849,679 |
| Mar 13, 2026 | 33.38 | 34.08 | 31.53 | 32.18 | 32.18 | -3.01% | 2,856,087 |
| Mar 12, 2026 | 33.68 | 34.40 | 33.15 | 33.18 | 33.18 | -1.78% | 1,777,642 |
| Mar 11, 2026 | 33.52 | 34.19 | 32.97 | 33.78 | 33.78 | 0.66% | 2,040,692 |
| Mar 10, 2026 | 34.71 | 35.24 | 33.00 | 33.56 | 33.56 | -4.50% | 2,713,621 |
| Mar 9, 2026 | 34.78 | 35.22 | 33.83 | 35.14 | 35.14 | 0.77% | 1,769,703 |
| Mar 6, 2026 | 35.00 | 35.07 | 34.10 | 34.87 | 34.87 | -0.75% | 1,861,304 |
| Mar 5, 2026 | 35.85 | 36.27 | 35.08 | 35.14 | 35.14 | -2.83% | 2,437,937 |
| Mar 4, 2026 | 36.14 | 36.24 | 35.59 | 36.16 | 36.16 | -0.80% | 1,753,131 |
| Mar 3, 2026 | 35.49 | 36.70 | 35.08 | 36.45 | 36.45 | 1.19% | 2,828,882 |
| Mar 2, 2026 | 35.81 | 36.28 | 35.29 | 36.02 | 36.02 | 0.50% | 2,469,223 |
| Feb 27, 2026 | 35.18 | 36.09 | 34.58 | 35.84 | 35.84 | 0.90% | 3,135,969 |
| Feb 26, 2026 | 33.56 | 35.60 | 33.34 | 35.52 | 35.52 | 6.30% | 4,159,077 |
| Feb 25, 2026 | 33.05 | 33.44 | 32.16 | 33.42 | 33.42 | 1.63% | 2,763,549 |
| Feb 24, 2026 | 33.35 | 33.59 | 32.58 | 32.88 | 32.88 | -1.97% | 4,113,653 |
| Feb 23, 2026 | 36.16 | 36.26 | 33.43 | 33.54 | 33.54 | -7.65% | 4,119,081 |
| Feb 20, 2026 | 37.12 | 37.32 | 36.19 | 36.32 | 36.32 | -2.26% | 2,356,201 |
| Feb 19, 2026 | 36.82 | 37.32 | 36.51 | 37.16 | 37.16 | 0.54% | 2,717,025 |
| Feb 18, 2026 | 35.72 | 37.21 | 35.46 | 36.96 | 36.96 | 4.02% | 2,932,854 |
| Feb 17, 2026 | 36.65 | 37.42 | 35.42 | 35.53 | 35.53 | -3.17% | 4,152,137 |
| Feb 13, 2026 | 35.63 | 37.73 | 35.56 | 36.70 | 36.70 | 2.90% | 3,780,879 |
| Feb 12, 2026 | 40.42 | 40.66 | 35.09 | 35.66 | 35.66 | -11.78% | 8,384,724 |
| Feb 11, 2026 | 42.81 | 43.14 | 39.62 | 40.42 | 40.36 | -5.14% | 5,872,001 |
| Feb 10, 2026 | 42.09 | 42.75 | 41.86 | 42.61 | 42.54 | 1.24% | 2,382,203 |
| Feb 9, 2026 | 41.31 | 42.33 | 41.31 | 42.09 | 42.02 | 1.94% | 2,956,122 |
| Feb 6, 2026 | 40.85 | 41.81 | 40.58 | 41.29 | 41.22 | 1.45% | 3,731,776 |
| Feb 5, 2026 | 40.71 | 41.32 | 40.27 | 40.70 | 40.63 | -0.05% | 3,955,439 |
| Feb 4, 2026 | 39.22 | 40.82 | 38.66 | 40.72 | 40.65 | 4.36% | 6,272,310 |
| Feb 3, 2026 | 37.63 | 39.06 | 37.60 | 39.02 | 38.96 | 3.69% | 4,067,145 |
| Feb 2, 2026 | 37.66 | 37.76 | 37.02 | 37.63 | 37.57 | -0.08% | 2,715,011 |
| Jan 30, 2026 | 37.93 | 38.71 | 37.40 | 37.66 | 37.60 | -1.47% | 3,857,631 |
| Jan 29, 2026 | 39.51 | 40.88 | 37.19 | 38.22 | 38.16 | 3.02% | 5,095,789 |
| Jan 28, 2026 | 37.35 | 37.42 | 36.74 | 37.10 | 37.04 | -0.62% | 2,679,747 |
| Jan 27, 2026 | 36.66 | 37.57 | 36.43 | 37.33 | 37.27 | 1.77% | 1,959,542 |
| Jan 26, 2026 | 36.98 | 37.15 | 36.64 | 36.68 | 36.62 | -0.78% | 1,316,788 |
| Jan 23, 2026 | 37.23 | 37.58 | 36.68 | 36.97 | 36.91 | -0.48% | 1,513,089 |
| Jan 22, 2026 | 36.86 | 37.40 | 36.85 | 37.15 | 37.09 | 1.23% | 2,102,407 |
| Jan 21, 2026 | 36.07 | 36.77 | 35.90 | 36.70 | 36.64 | 1.92% | 2,102,012 |
| Jan 20, 2026 | 37.26 | 37.44 | 35.90 | 36.01 | 35.95 | -3.38% | 1,771,444 |
| Jan 16, 2026 | 37.15 | 37.45 | 36.83 | 37.27 | 37.21 | 0.27% | 1,813,070 |
| Jan 15, 2026 | 36.57 | 37.32 | 36.29 | 37.17 | 37.11 | 2.03% | 2,430,510 |
| Jan 14, 2026 | 36.29 | 36.77 | 35.95 | 36.43 | 36.37 | 0.16% | 2,030,508 |
| Jan 13, 2026 | 35.88 | 36.55 | 35.79 | 36.37 | 36.31 | 1.45% | 2,316,236 |
| Jan 12, 2026 | 36.30 | 36.35 | 35.66 | 35.85 | 35.79 | -1.32% | 2,284,354 |
| Jan 9, 2026 | 35.45 | 36.38 | 35.39 | 36.33 | 36.27 | 2.34% | 1,927,866 |
| Jan 8, 2026 | 33.83 | 36.30 | 33.83 | 35.50 | 35.44 | 5.09% | 2,591,319 |
| Jan 7, 2026 | 34.59 | 34.79 | 33.73 | 33.78 | 33.73 | -2.85% | 2,077,964 |
| Jan 6, 2026 | 34.73 | 34.92 | 34.32 | 34.77 | 34.71 | -0.46% | 1,946,197 |
| Jan 5, 2026 | 33.57 | 35.30 | 33.25 | 34.93 | 34.87 | 3.80% | 2,729,572 |
| Jan 2, 2026 | 33.62 | 33.79 | 33.33 | 33.65 | 33.60 | 0.33% | 995,781 |
| Dec 31, 2025 | 33.97 | 34.13 | 33.52 | 33.54 | 33.49 | -1.27% | 908,784 |
| Dec 30, 2025 | 34.11 | 34.27 | 33.85 | 33.97 | 33.92 | -0.41% | 1,044,022 |
| Dec 29, 2025 | 34.04 | 34.22 | 33.92 | 34.11 | 34.06 | 0.24% | 854,845 |
| Dec 26, 2025 | 34.20 | 34.20 | 33.89 | 34.03 | 33.98 | -0.44% | 725,432 |
| Dec 24, 2025 | 34.32 | 34.43 | 34.09 | 34.18 | 34.13 | -0.67% | 499,895 |
| Dec 23, 2025 | 34.50 | 34.92 | 34.09 | 34.41 | 34.35 | -0.09% | 1,177,520 |
| Dec 22, 2025 | 34.33 | 34.71 | 34.17 | 34.44 | 34.38 | -0.03% | 1,068,524 |
| Dec 19, 2025 | 34.37 | 34.66 | 34.12 | 34.45 | 34.39 | -0.17% | 3,703,669 |
| Dec 18, 2025 | 34.54 | 35.21 | 34.42 | 34.51 | 34.45 | -0.09% | 2,561,424 |
| Dec 17, 2025 | 34.00 | 34.84 | 33.90 | 34.54 | 34.48 | 1.14% | 2,921,864 |
| Dec 16, 2025 | 34.34 | 34.48 | 34.04 | 34.15 | 34.10 | -0.84% | 1,942,209 |
| Dec 15, 2025 | 34.57 | 34.74 | 34.11 | 34.44 | 34.38 | -0.35% | 1,611,349 |
| Dec 12, 2025 | 34.83 | 35.00 | 34.41 | 34.56 | 34.50 | -0.55% | 2,696,125 |
| Dec 11, 2025 | 34.07 | 34.77 | 33.86 | 34.75 | 34.69 | 2.51% | 2,053,163 |
| Dec 10, 2025 | 33.74 | 34.00 | 33.27 | 33.90 | 33.85 | 0.47% | 2,574,773 |
| Dec 9, 2025 | 33.48 | 34.20 | 33.48 | 33.74 | 33.69 | 0.48% | 2,061,385 |
| Dec 8, 2025 | 34.03 | 34.58 | 33.25 | 33.58 | 33.53 | -1.64% | 1,876,987 |
| Dec 5, 2025 | 35.20 | 35.30 | 34.09 | 34.14 | 34.09 | -3.45% | 3,098,531 |
| Dec 4, 2025 | 34.77 | 35.60 | 34.58 | 35.36 | 35.30 | 1.78% | 2,345,726 |
| Dec 3, 2025 | 34.67 | 34.81 | 34.21 | 34.74 | 34.68 | 0.40% | 1,482,991 |