Tecogen Inc. (TGEN)
NYSEAMERICAN: TGEN · Real-Time Price · USD
4.410
-1.130 (-20.40%)
At close: Jan 6, 2026, 4:00 PM EST
4.390
-0.020 (-0.45%)
After-hours: Jan 6, 2026, 5:04 PM EST
Tecogen Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Jan 6, 2026 | 5.67 | 5.72 | 4.23 | 4.63 | - | -16.43% | 3,372,270 |
| Jan 5, 2026 | 5.39 | 5.79 | 5.20 | 5.54 | 5.54 | 3.75% | 614,432 |
| Jan 2, 2026 | 5.04 | 5.40 | 4.96 | 5.34 | 5.34 | 8.10% | 469,200 |
| Dec 31, 2025 | 4.90 | 5.07 | 4.88 | 4.94 | 4.94 | 0.41% | 420,905 |
| Dec 30, 2025 | 5.07 | 5.12 | 4.90 | 4.92 | 4.92 | -3.34% | 574,179 |
| Dec 29, 2025 | 5.05 | 5.20 | 5.00 | 5.09 | 5.09 | -1.74% | 373,589 |
| Dec 26, 2025 | 5.29 | 5.34 | 5.06 | 5.18 | 5.18 | -2.81% | 420,082 |
| Dec 24, 2025 | 5.22 | 5.35 | 5.13 | 5.33 | 5.33 | 1.91% | 220,973 |
| Dec 23, 2025 | 5.05 | 5.28 | 5.02 | 5.23 | 5.23 | 2.35% | 363,486 |
| Dec 22, 2025 | 5.13 | 5.33 | 4.96 | 5.11 | 5.11 | 1.39% | 636,994 |
| Dec 19, 2025 | 4.72 | 5.50 | 4.62 | 5.04 | 5.04 | 7.23% | 2,079,194 |
| Dec 18, 2025 | 4.97 | 5.27 | 4.68 | 4.70 | 4.70 | -1.67% | 1,402,959 |
| Dec 17, 2025 | 5.30 | 5.39 | 4.64 | 4.78 | 4.78 | -10.49% | 1,782,873 |
| Dec 16, 2025 | 5.83 | 5.91 | 5.25 | 5.34 | 5.34 | -8.56% | 699,173 |
| Dec 15, 2025 | 6.30 | 6.30 | 5.81 | 5.84 | 5.84 | -3.15% | 442,771 |
| Dec 12, 2025 | 6.40 | 6.70 | 5.88 | 6.03 | 6.03 | -6.80% | 534,452 |
| Dec 11, 2025 | 6.51 | 6.54 | 6.08 | 6.47 | 6.47 | -1.37% | 483,219 |
| Dec 10, 2025 | 6.72 | 6.75 | 6.42 | 6.56 | 6.56 | -3.39% | 300,094 |
| Dec 9, 2025 | 6.74 | 6.85 | 6.59 | 6.79 | 6.79 | -0.88% | 279,353 |
| Dec 8, 2025 | 6.96 | 7.06 | 6.67 | 6.85 | 6.85 | -2.28% | 287,679 |
| Dec 5, 2025 | 7.34 | 7.48 | 6.91 | 7.01 | 7.01 | -3.97% | 316,382 |
| Dec 4, 2025 | 7.01 | 7.51 | 6.85 | 7.30 | 7.30 | 3.55% | 543,222 |
| Dec 3, 2025 | 6.49 | 7.10 | 6.31 | 7.05 | 7.05 | 9.47% | 333,127 |
| Dec 2, 2025 | 6.60 | 6.79 | 6.41 | 6.44 | 6.44 | -0.92% | 270,300 |
| Dec 1, 2025 | 7.26 | 7.33 | 6.48 | 6.50 | 6.50 | -12.87% | 820,702 |
| Nov 28, 2025 | 7.40 | 7.60 | 7.21 | 7.46 | 7.46 | 6.57% | 344,868 |
| Nov 26, 2025 | 6.95 | 7.22 | 6.75 | 7.00 | 7.00 | 1.74% | 409,042 |
| Nov 25, 2025 | 6.86 | 7.00 | 6.43 | 6.88 | 6.88 | 1.18% | 275,002 |
| Nov 24, 2025 | 6.73 | 7.10 | 6.50 | 6.80 | 6.80 | 4.62% | 335,442 |
| Nov 21, 2025 | 6.34 | 7.16 | 6.05 | 6.50 | 6.50 | 4.50% | 1,088,895 |
| Nov 20, 2025 | 6.43 | 6.80 | 5.97 | 6.22 | 6.22 | 0.97% | 761,042 |
| Nov 19, 2025 | 6.41 | 6.49 | 6.05 | 6.16 | 6.16 | -2.84% | 663,428 |
| Nov 18, 2025 | 6.05 | 6.63 | 5.98 | 6.34 | 6.34 | 1.77% | 526,336 |
| Nov 17, 2025 | 6.26 | 6.61 | 6.01 | 6.23 | 6.23 | -4.30% | 655,929 |
| Nov 14, 2025 | 6.60 | 7.06 | 6.26 | 6.51 | 6.51 | -6.20% | 1,183,608 |
| Nov 13, 2025 | 7.17 | 7.69 | 6.76 | 6.94 | 6.94 | -5.96% | 1,154,606 |
| Nov 12, 2025 | 8.13 | 8.18 | 6.93 | 7.38 | 7.38 | -3.91% | 1,135,338 |
| Nov 11, 2025 | 8.02 | 8.27 | 7.59 | 7.68 | 7.68 | -5.88% | 481,793 |
| Nov 10, 2025 | 8.65 | 9.00 | 8.09 | 8.16 | 8.16 | -1.81% | 393,778 |
| Nov 7, 2025 | 8.44 | 8.44 | 7.43 | 8.31 | 8.31 | 1.84% | 615,768 |
| Nov 6, 2025 | 8.77 | 9.00 | 7.94 | 8.16 | 8.16 | -7.48% | 750,618 |
| Nov 5, 2025 | 9.03 | 9.45 | 8.72 | 8.82 | 8.82 | -5.67% | 511,419 |
| Nov 4, 2025 | 9.44 | 9.78 | 9.01 | 9.35 | 9.35 | -3.91% | 475,979 |
| Nov 3, 2025 | 9.87 | 10.47 | 9.63 | 9.73 | 9.73 | -2.51% | 527,714 |
| Oct 31, 2025 | 9.75 | 10.29 | 9.09 | 9.98 | 9.98 | 4.07% | 591,949 |
| Oct 30, 2025 | 9.33 | 11.07 | 9.21 | 9.59 | 9.59 | 1.16% | 1,807,769 |
| Oct 29, 2025 | 8.31 | 9.64 | 8.28 | 9.48 | 9.48 | 14.63% | 1,182,142 |
| Oct 28, 2025 | 8.65 | 8.74 | 8.22 | 8.27 | 8.27 | -4.50% | 301,328 |
| Oct 27, 2025 | 9.00 | 9.18 | 8.53 | 8.66 | 8.66 | -0.92% | 340,184 |
| Oct 24, 2025 | 8.75 | 9.08 | 8.61 | 8.74 | 8.74 | 3.31% | 447,150 |