Tecogen Inc. (TGEN)
NYSEAMERICAN: TGEN · Real-Time Price · USD
3.855
-0.285 (-6.88%)
Jan 30, 2026, 11:40 AM EST - Market open
Tecogen Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Jan 30, 2026 | 4.11 | 4.21 | 3.91 | 3.98 | - | -3.86% | 79,873 |
| Jan 29, 2026 | 4.06 | 4.20 | 3.95 | 4.14 | 4.14 | 0.24% | 362,691 |
| Jan 28, 2026 | 4.26 | 4.31 | 3.97 | 4.13 | 4.13 | -2.82% | 561,197 |
| Jan 27, 2026 | 4.29 | 4.44 | 4.10 | 4.25 | 4.25 | -1.16% | 370,603 |
| Jan 26, 2026 | 4.32 | 4.52 | 4.26 | 4.30 | 4.30 | -0.92% | 636,665 |
| Jan 23, 2026 | 4.76 | 4.76 | 4.31 | 4.34 | 4.34 | -8.82% | 389,652 |
| Jan 22, 2026 | 4.67 | 4.83 | 4.54 | 4.76 | 4.76 | 3.48% | 303,204 |
| Jan 21, 2026 | 4.56 | 4.95 | 4.44 | 4.60 | 4.60 | -2.95% | 562,618 |
| Jan 20, 2026 | 4.88 | 4.99 | 4.71 | 4.74 | 4.74 | -6.88% | 355,263 |
| Jan 16, 2026 | 5.00 | 5.18 | 5.00 | 5.09 | 5.09 | 2.00% | 481,082 |
| Jan 15, 2026 | 5.00 | 5.15 | 4.91 | 4.99 | 4.99 | 0.60% | 313,841 |
| Jan 14, 2026 | 4.94 | 5.06 | 4.83 | 4.96 | 4.96 | 0.61% | 322,643 |
| Jan 13, 2026 | 4.80 | 5.07 | 4.77 | 4.93 | 4.93 | 4.01% | 365,815 |
| Jan 12, 2026 | 4.63 | 4.81 | 4.50 | 4.74 | 4.74 | -0.42% | 371,184 |
| Jan 9, 2026 | 5.05 | 5.10 | 4.59 | 4.76 | 4.76 | -5.37% | 828,930 |
| Jan 8, 2026 | 4.39 | 5.15 | 4.39 | 5.03 | 5.03 | 13.29% | 1,203,227 |
| Jan 7, 2026 | 4.46 | 4.84 | 4.27 | 4.44 | 4.44 | 0.68% | 1,442,804 |
| Jan 6, 2026 | 5.67 | 5.72 | 4.23 | 4.41 | 4.41 | -20.40% | 4,097,406 |
| Jan 5, 2026 | 5.39 | 5.79 | 5.20 | 5.54 | 5.54 | 3.75% | 614,501 |
| Jan 2, 2026 | 5.04 | 5.40 | 4.96 | 5.34 | 5.34 | 8.10% | 469,215 |
| Dec 31, 2025 | 4.90 | 5.07 | 4.88 | 4.94 | 4.94 | 0.41% | 421,789 |
| 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% | 375,139 |
| 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% | 222,046 |
| Dec 23, 2025 | 5.05 | 5.28 | 5.02 | 5.23 | 5.23 | 2.35% | 363,687 |
| Dec 22, 2025 | 5.13 | 5.33 | 4.96 | 5.11 | 5.11 | 1.39% | 637,094 |
| Dec 19, 2025 | 4.72 | 5.50 | 4.62 | 5.04 | 5.04 | 7.23% | 2,087,032 |
| Dec 18, 2025 | 4.97 | 5.27 | 4.68 | 4.70 | 4.70 | -1.67% | 1,403,220 |
| 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 |