Tecogen Inc. (TGEN)
NYSEAMERICAN: TGEN · Real-Time Price · USD
2.220
+0.520 (30.59%)
At close: Nov 12, 2026, 4:00 PM EST
2.200
-0.020 (-0.90%)
After-hours: Nov 12, 2026, 6:24 PM EST
Tecogen Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Nov 12, 2026 | 1.75 | 2.42 | 1.75 | 2.22 | 2.22 | 30.59% | 2,978,426 |
| Nov 11, 2026 | 1.77 | 1.91 | 1.69 | 1.70 | 1.70 | 1.19% | 172,624 |
| Nov 10, 2026 | 1.78 | 1.87 | 1.67 | 1.68 | 1.68 | -5.08% | 163,475 |
| Nov 9, 2026 | 1.77 | 1.85 | 1.73 | 1.77 | 1.77 | 2.91% | 227,202 |
| Nov 6, 2026 | 1.59 | 1.76 | 1.58 | 1.72 | 1.72 | 12.42% | 156,481 |
| Nov 5, 2026 | 1.69 | 1.74 | 1.50 | 1.53 | 1.53 | -10.53% | 320,177 |
| Nov 4, 2026 | 1.88 | 1.92 | 1.69 | 1.71 | 1.71 | -9.04% | 212,909 |
| Nov 3, 2026 | 1.87 | 1.89 | 1.80 | 1.88 | 1.88 | 4.44% | 100,230 |
| Nov 2, 2026 | 2.08 | 2.13 | 1.77 | 1.80 | 1.80 | -9.55% | 154,448 |
| Oct 30, 2026 | 2.23 | 2.28 | 1.95 | 1.99 | 1.99 | -14.59% | 203,421 |
| Oct 29, 2026 | 2.26 | 2.50 | 2.26 | 2.33 | 2.33 | - | 174,052 |
| Oct 28, 2026 | 2.15 | 2.33 | 2.01 | 2.33 | 2.33 | 10.95% | 304,168 |
| Oct 27, 2026 | 1.96 | 2.12 | 1.87 | 2.10 | 2.10 | 9.38% | 391,826 |
| Oct 26, 2026 | 2.09 | 2.19 | 1.87 | 1.92 | 1.92 | -8.57% | 599,833 |
| Oct 23, 2026 | 2.03 | 2.54 | 2.01 | 2.10 | 2.10 | 1.45% | 946,511 |
| Oct 22, 2026 | 2.13 | 2.14 | 2.00 | 2.07 | 2.07 | -4.61% | 115,404 |
| Oct 21, 2026 | 2.17 | 2.28 | 2.11 | 2.17 | 2.17 | 1.88% | 107,556 |
| Oct 20, 2026 | 2.09 | 2.20 | 2.04 | 2.13 | 2.13 | 0.47% | 57,302 |
| Oct 19, 2026 | 2.15 | 2.15 | 1.95 | 2.12 | 2.12 | 1.44% | 186,499 |
| Oct 16, 2026 | 2.28 | 2.29 | 2.05 | 2.09 | 2.09 | -7.11% | 150,918 |
| Oct 15, 2026 | 2.26 | 2.30 | 2.21 | 2.25 | 2.25 | -2.17% | 103,806 |
| Oct 14, 2026 | 2.25 | 2.33 | 2.21 | 2.30 | 2.30 | - | 144,811 |
| Oct 13, 2026 | 2.33 | 2.39 | 2.26 | 2.30 | 2.30 | -2.13% | 85,746 |
| Oct 12, 2026 | 2.42 | 2.42 | 2.31 | 2.35 | 2.35 | -2.89% | 106,254 |
| Oct 9, 2026 | 2.52 | 2.53 | 2.38 | 2.42 | 2.42 | -2.02% | 54,614 |
| Oct 8, 2026 | 2.73 | 2.77 | 2.35 | 2.47 | 2.47 | -10.51% | 253,845 |
| Oct 7, 2026 | 2.66 | 2.82 | 2.60 | 2.76 | 2.76 | 2.99% | 245,294 |
| Oct 6, 2026 | 2.58 | 2.77 | 2.51 | 2.68 | 2.68 | 5.51% | 85,952 |
| Oct 5, 2026 | 2.65 | 2.68 | 2.51 | 2.54 | 2.54 | -4.15% | 105,076 |
| Oct 2, 2026 | 2.71 | 2.78 | 2.63 | 2.65 | 2.65 | - | 91,400 |
| Oct 1, 2026 | 2.85 | 2.91 | 2.63 | 2.65 | 2.65 | -6.69% | 182,852 |
| Sep 30, 2026 | 3.02 | 3.10 | 2.73 | 2.84 | 2.84 | -3.73% | 375,518 |
| Sep 29, 2026 | 3.19 | 3.31 | 2.95 | 2.95 | 2.95 | -6.65% | 285,806 |
| Sep 28, 2026 | 3.00 | 3.24 | 2.98 | 3.16 | 3.16 | 3.61% | 124,055 |
| Sep 25, 2026 | 3.05 | 3.20 | 2.95 | 3.05 | 3.05 | 0.99% | 64,338 |
| Sep 24, 2026 | 3.14 | 3.28 | 3.02 | 3.02 | 3.02 | -4.13% | 93,767 |
| Sep 23, 2026 | 3.30 | 3.33 | 3.10 | 3.15 | 3.15 | -5.12% | 99,806 |
| Sep 22, 2026 | 3.30 | 3.38 | 3.19 | 3.32 | 3.32 | 0.30% | 129,354 |
| Sep 21, 2026 | 3.23 | 3.33 | 3.11 | 3.31 | 3.31 | 6.09% | 198,647 |
| Sep 18, 2026 | 3.10 | 3.18 | 3.01 | 3.12 | 3.12 | 0.32% | 82,311 |
| Sep 17, 2026 | 3.05 | 3.15 | 2.99 | 3.11 | 3.11 | 5.78% | 120,167 |
| Sep 16, 2026 | 2.97 | 3.05 | 2.89 | 2.94 | 2.94 | -1.01% | 62,469 |
| Sep 15, 2026 | 3.02 | 3.03 | 2.92 | 2.97 | 2.97 | -1.33% | 75,937 |
| Sep 14, 2026 | 2.97 | 3.05 | 2.91 | 3.01 | 3.01 | -1.31% | 99,105 |
| Sep 11, 2026 | 3.12 | 3.18 | 3.01 | 3.05 | 3.05 | 0.66% | 85,804 |
| Sep 10, 2026 | 3.04 | 3.15 | 3.01 | 3.03 | 3.03 | -1.94% | 84,826 |
| Sep 9, 2026 | 3.16 | 3.22 | 3.08 | 3.09 | 3.09 | -4.33% | 109,531 |
| Sep 8, 2026 | 3.18 | 3.35 | 3.10 | 3.23 | 3.23 | 3.19% | 229,463 |
| Sep 4, 2026 | 3.05 | 3.19 | 3.01 | 3.13 | 3.13 | 2.62% | 157,931 |
| Sep 3, 2026 | 3.00 | 3.06 | 2.92 | 3.05 | 3.05 | 3.39% | 152,107 |