NYSEAMERICAN : TGEN
Tecogen Inc. — Price history
Industrials · Electrical Equipment & Parts · United States
Last price 2.23 USD (Oct 30, 2026, 10:11 AM EDT) · Market cap 67.32M
Overview · Financial statements · Key statistics · Dividends · Company profile · Price history · Reports
Price history
Tecogen Inc. (TGEN) closed at 1.785 USD on 2026-11-02. Daily open, high, low, close and volume for recent sessions:
| Date | Open | High | Low | Close | Volume | Change |
|---|---|---|---|---|---|---|
| 2026-11-02 | 2.06 | 2.06 | 1.78 | 1.785 | 146,693 | -10.30% |
| 2026-10-30 | 2.23 | 2.28 | 1.95 | 1.99 | 203,421 | -14.59% |
| 2026-10-29 | 2.26 | 2.5 | 2.26 | 2.33 | 174,052 | +0.00% |
| 2026-10-28 | 2.15 | 2.33 | 2.01 | 2.33 | 304,168 | +10.95% |
| 2026-10-27 | 1.96 | 2.12 | 1.871 | 2.1 | 391,826 | +9.38% |
| 2026-10-26 | 2.09 | 2.19 | 1.87 | 1.92 | 599,833 | -8.57% |
| 2026-10-23 | 2.03 | 2.54 | 2.01 | 2.1 | 946,511 | +1.45% |
| 2026-10-22 | 2.13 | 2.14 | 2 | 2.07 | 115,404 | -4.61% |
| 2026-10-21 | 2.17 | 2.28 | 2.11 | 2.17 | 107,556 | +1.88% |
| 2026-10-20 | 2.09 | 2.2 | 2.04 | 2.13 | 57,302 | +0.47% |
| 2026-10-19 | 2.15 | 2.15 | 1.95 | 2.12 | 186,499 | +1.44% |
| 2026-10-16 | 2.28 | 2.29 | 2.05 | 2.09 | 150,918 | -7.11% |
| 2026-10-15 | 2.26 | 2.3 | 2.21 | 2.25 | 103,806 | -2.17% |
| 2026-10-14 | 2.25 | 2.33 | 2.21 | 2.3 | 144,811 | +0.00% |
| 2026-10-13 | 2.33 | 2.39 | 2.26 | 2.3 | 85,746 | -2.13% |
| 2026-10-12 | 2.42 | 2.42 | 2.31 | 2.35 | 106,254 | -2.89% |
| 2026-10-09 | 2.52 | 2.525 | 2.375 | 2.42 | 54,614 | -2.02% |
| 2026-10-08 | 2.73 | 2.77 | 2.35 | 2.47 | 253,845 | -10.51% |
| 2026-10-07 | 2.66 | 2.82 | 2.6 | 2.76 | 245,294 | +2.99% |
| 2026-10-06 | 2.58 | 2.77 | 2.51 | 2.68 | 85,952 | +5.51% |
| 2026-10-05 | 2.65 | 2.675 | 2.51 | 2.54 | 105,076 | -4.15% |
| 2026-10-02 | 2.71 | 2.78 | 2.63 | 2.65 | 91,400 | +0.00% |
| 2026-10-01 | 2.85 | 2.91 | 2.625 | 2.65 | 182,852 | -6.69% |
| 2026-09-30 | 3.02 | 3.1 | 2.73 | 2.84 | 375,518 | -3.73% |
| 2026-09-29 | 3.19 | 3.305 | 2.95 | 2.95 | 285,806 | -6.65% |
| 2026-09-28 | 3 | 3.24 | 2.979 | 3.16 | 124,055 | +3.61% |
| 2026-09-25 | 3.05 | 3.2 | 2.95 | 3.05 | 64,338 | +0.99% |
| 2026-09-24 | 3.14 | 3.28 | 3.02 | 3.02 | 93,767 | -4.13% |
| 2026-09-23 | 3.3 | 3.33 | 3.1 | 3.15 | 99,806 | -5.12% |
| 2026-09-22 | 3.3 | 3.38 | 3.19 | 3.32 | 129,354 | +0.30% |
| 2026-09-21 | 3.23 | 3.33 | 3.105 | 3.31 | 198,647 | +6.09% |
| 2026-09-18 | 3.1 | 3.18 | 3.01 | 3.12 | 82,311 | +0.32% |
| 2026-09-17 | 3.05 | 3.15 | 2.992 | 3.11 | 120,167 | +5.78% |
| 2026-09-16 | 2.97 | 3.05 | 2.885 | 2.94 | 62,469 | -1.01% |
| 2026-09-15 | 3.02 | 3.028 | 2.92 | 2.97 | 75,937 | -1.33% |
| 2026-09-14 | 2.97 | 3.05 | 2.91 | 3.01 | 99,105 | -1.31% |
| 2026-09-11 | 3.12 | 3.175 | 3.01 | 3.05 | 85,804 | +0.66% |
| 2026-09-10 | 3.04 | 3.15 | 3.006 | 3.03 | 84,826 | -1.94% |
| 2026-09-09 | 3.16 | 3.22 | 3.08 | 3.09 | 109,531 | -4.33% |
| 2026-09-08 | 3.18 | 3.35 | 3.1 | 3.23 | 229,463 | +3.19% |
| 2026-09-04 | 3.05 | 3.19 | 3.01 | 3.13 | 157,931 | +2.62% |
| 2026-09-03 | 3.002 | 3.06 | 2.92 | 3.05 | 152,107 | +3.39% |
| 2026-09-02 | 2.97 | 3.032 | 2.91 | 2.95 | 83,190 | -1.99% |
| 2026-09-01 | 2.98 | 3.04 | 2.75 | 3.01 | 431,963 | -1.63% |
| 2026-08-31 | 3.11 | 3.23 | 3 | 3.06 | 172,423 | -1.61% |
| 2026-08-28 | 3.17 | 3.18 | 3.05 | 3.11 | 113,597 | -1.89% |
| 2026-08-27 | 3.16 | 3.24 | 3.11 | 3.17 | 264,699 | +1.28% |
| 2026-08-26 | 3.14 | 3.285 | 3.09 | 3.13 | 100,066 | -1.57% |
| 2026-08-25 | 3.09 | 3.21 | 3.045 | 3.18 | 181,823 | +2.25% |
| 2026-08-24 | 3.4 | 3.4 | 2.985 | 3.11 | 320,583 | -9.06% |
| 2026-08-21 | 3.25 | 3.465 | 3.25 | 3.42 | 217,942 | +4.91% |
| 2026-08-20 | 3.32 | 3.418 | 3.132 | 3.26 | 183,628 | -2.98% |
| 2026-08-19 | 3.51 | 3.59 | 3.31 | 3.36 | 173,384 | -4.00% |
| 2026-08-18 | 3.5 | 3.555 | 3.32 | 3.5 | 227,359 | -1.96% |
| 2026-08-17 | 3.62 | 3.956 | 3.55 | 3.57 | 207,395 | -2.19% |
| 2026-08-14 | 4.12 | 4.13 | 3.56 | 3.65 | 354,742 | -12.89% |
| 2026-08-13 | 3.76 | 4.43 | 3.65 | 4.19 | 334,770 | +4.49% |
| 2026-08-12 | 4.06 | 4.145 | 3.94 | 4.01 | 158,522 | -1.23% |
| 2026-08-11 | 3.9 | 4.06 | 3.9 | 4.06 | 72,492 | +4.64% |
| 2026-08-10 | 3.9 | 4 | 3.83 | 3.88 | 92,777 | -0.26% |
| 2026-08-07 | 3.79 | 4 | 3.77 | 3.89 | 102,291 | +4.29% |
| 2026-08-06 | 3.71 | 3.86 | 3.7 | 3.73 | 164,567 | -0.80% |
| 2026-08-05 | 3.79 | 3.97 | 3.61 | 3.76 | 155,833 | +0.53% |
| 2026-08-04 | 3.71 | 3.88 | 3.71 | 3.74 | 165,159 | +2.47% |
| 2026-08-03 | 3.36 | 3.67 | 3.36 | 3.65 | 195,295 | +9.94% |
| 2026-07-31 | 3.27 | 3.37 | 3.22 | 3.32 | 74,399 | +3.75% |
| 2026-07-30 | 3.08 | 3.23 | 3.07 | 3.2 | 165,349 | +6.67% |
| 2026-07-29 | 3.07 | 3.299 | 2.91 | 3 | 525,927 | -3.23% |
| 2026-07-28 | 3.39 | 3.39 | 3.07 | 3.1 | 396,769 | -7.19% |
| 2026-07-27 | 3.28 | 3.442 | 3.16 | 3.34 | 295,762 | +3.73% |
| 2026-07-24 | 3.38 | 3.38 | 3.15 | 3.22 | 351,427 | -5.29% |
| 2026-07-23 | 3.44 | 3.64 | 3.34 | 3.4 | 274,539 | -3.95% |
| 2026-07-22 | 3.5 | 3.74 | 3.48 | 3.54 | 226,588 | -1.39% |
| 2026-07-21 | 3.52 | 3.59 | 3.32 | 3.59 | 323,264 | +4.06% |
| 2026-07-20 | 3.61 | 3.698 | 3.41 | 3.45 | 143,498 | -2.82% |
| 2026-07-17 | 3.58 | 3.68 | 3.49 | 3.55 | 359,848 | -4.83% |
| 2026-07-16 | 3.89 | 4.075 | 3.63 | 3.73 | 246,552 | -5.57% |
| 2026-07-15 | 4.07 | 4.218 | 3.86 | 3.95 | 189,320 | -1.50% |
| 2026-07-14 | 4 | 4.16 | 3.97 | 4.01 | 190,839 | +0.75% |
| 2026-07-13 | 4.08 | 4.1 | 3.92 | 3.98 | 169,741 | -3.40% |
| 2026-07-10 | 4.45 | 4.47 | 4.11 | 4.12 | 84,101 | -7.83% |
| 2026-07-09 | 4.1 | 4.509 | 4.01 | 4.47 | 297,724 | +9.83% |
| 2026-07-08 | 3.96 | 4.1 | 3.86 | 4.07 | 214,127 | +1.75% |
| 2026-07-07 | 4.27 | 4.448 | 3.95 | 4 | 318,744 | -8.26% |
| 2026-07-06 | 4.52 | 4.73 | 4.27 | 4.36 | 366,758 | -3.54% |
| 2026-07-02 | 4.87 | 5.14 | 4.36 | 4.52 | 443,472 | -8.32% |
| 2026-07-01 | 5.17 | 5.45 | 4.87 | 4.93 | 198,435 | -5.56% |
| 2026-06-30 | 5.27 | 5.49 | 5.06 | 5.22 | 137,697 | -0.19% |
| 2026-06-29 | 5.18 | 5.42 | 4.98 | 5.23 | 151,601 | +1.16% |
| 2026-06-26 | 5.1 | 5.34 | 4.95 | 5.17 | 240,873 | -0.58% |
| 2026-06-25 | 5.5 | 5.756 | 5.09 | 5.2 | 339,037 | -3.35% |
| 2026-06-24 | 5.84 | 5.951 | 5.3 | 5.38 | 259,039 | -5.94% |
| 2026-06-23 | 5.79 | 6.27 | 5.62 | 5.72 | 265,151 | -5.45% |
| 2026-06-22 | 6.06 | 6.35 | 6 | 6.05 | 187,817 | +0.33% |
| 2026-06-18 | 6 | 6.17 | 5.86 | 6.03 | 168,261 | +4.33% |
| 2026-06-17 | 5.77 | 6.189 | 5.71 | 5.78 | 198,810 | +1.94% |
| 2026-06-16 | 5.7 | 6.08 | 5.55 | 5.67 | 163,315 | -0.18% |
| 2026-06-15 | 6.05 | 6.18 | 5.615 | 5.68 | 215,203 | -0.87% |
| 2026-06-12 | 5.67 | 5.95 | 5.53 | 5.73 | 195,508 | +0.35% |
| 2026-06-11 | 5.38 | 5.71 | 5.21 | 5.71 | 248,562 | +7.33% |
| 2026-06-10 | 5.59 | 5.85 | 5.24 | 5.32 | 239,854 | -6.17% |
| 2026-06-09 | 6.19 | 6.34 | 5.3 | 5.67 | 610,943 | -6.90% |
| 2026-06-08 | 6.15 | 6.36 | 6 | 6.09 | 343,281 | +6.10% |
| 2026-06-05 | 7.04 | 7.19 | 5.7 | 5.74 | 541,710 | -16.81% |
| 2026-06-04 | 6.69 | 7.43 | 6.4 | 6.9 | 380,919 | +1.17% |
| 2026-06-03 | 6.5 | 7.01 | 6.32 | 6.82 | 441,812 | +4.28% |
| 2026-06-02 | 6.85 | 6.9 | 6.42 | 6.54 | 413,105 | -4.66% |
| 2026-06-01 | 6.04 | 6.95 | 6.02 | 6.86 | 515,659 | +10.47% |
| 2026-05-29 | 6.37 | 6.51 | 5.9 | 6.21 | 262,378 | -2.51% |
| 2026-05-28 | 6.4 | 6.72 | 6.27 | 6.37 | 324,800 | -3.04% |
| 2026-05-27 | 6.09 | 6.98 | 6 | 6.57 | 892,014 | +8.60% |
| 2026-05-26 | 5.8 | 6.39 | 5.75 | 6.05 | 535,374 | +5.40% |
| 2026-05-22 | 5.56 | 5.83 | 5.503 | 5.74 | 390,123 | +3.99% |
| 2026-05-21 | 5.29 | 5.537 | 5.29 | 5.52 | 175,619 | +4.15% |
| 2026-05-20 | 5.46 | 5.84 | 5.16 | 5.3 | 441,273 | -1.12% |
| 2026-05-19 | 6.08 | 6.105 | 5.35 | 5.36 | 553,919 | -15.59% |
| 2026-05-18 | 6.52 | 7.18 | 6.2 | 6.35 | 859,295 | -2.61% |
| 2026-05-15 | 5.99 | 6.64 | 5.55 | 6.52 | 1,109,161 | +4.82% |
| 2026-05-14 | 5.13 | 6.32 | 5.04 | 6.22 | 1,787,499 | +22.68% |
| 2026-05-13 | 3.85 | 5.19 | 3.85 | 5.07 | 1,934,737 | +19.86% |