Birchtech Corp. (BCHT)
NYSEAMERICAN: BCHT · Real-Time Price · USD
2.140
-0.040 (-1.83%)
At close: Mar 19, 2026, 4:00 PM EDT
2.140
0.00 (0.00%)
After-hours: Mar 19, 2026, 4:10 PM EDT
Birchtech Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Mar 19, 2026 | 2.16 | 2.18 | 2.11 | 2.14 | - | -1.83% | 98,509 |
| Mar 18, 2026 | 2.16 | 2.34 | 2.13 | 2.18 | 2.18 | 0.93% | 141,989 |
| Mar 17, 2026 | 2.14 | 2.25 | 2.14 | 2.16 | 2.16 | 1.41% | 52,885 |
| Mar 16, 2026 | 2.14 | 2.20 | 2.13 | 2.13 | 2.13 | 1.43% | 26,745 |
| Mar 13, 2026 | 2.32 | 2.32 | 2.10 | 2.10 | 2.10 | -8.30% | 138,440 |
| Mar 12, 2026 | 2.27 | 2.40 | 2.27 | 2.29 | 2.29 | -1.29% | 70,024 |
| Mar 11, 2026 | 2.41 | 2.41 | 2.27 | 2.32 | 2.32 | -3.33% | 74,438 |
| Mar 10, 2026 | 2.32 | 2.41 | 2.25 | 2.40 | 2.40 | 3.45% | 124,764 |
| Mar 9, 2026 | 2.40 | 2.40 | 2.22 | 2.32 | 2.32 | -1.28% | 69,319 |
| Mar 6, 2026 | 2.30 | 2.43 | 2.21 | 2.35 | 2.35 | 3.52% | 152,224 |
| Mar 5, 2026 | 2.28 | 2.35 | 2.17 | 2.27 | 2.27 | -0.44% | 131,949 |
| Mar 4, 2026 | 2.28 | 2.32 | 2.20 | 2.28 | 2.28 | 1.79% | 156,865 |
| Mar 3, 2026 | 2.34 | 2.35 | 2.20 | 2.24 | 2.24 | -4.68% | 167,537 |
| Mar 2, 2026 | 2.45 | 2.45 | 2.32 | 2.35 | 2.35 | -0.42% | 179,123 |
| Feb 27, 2026 | 2.38 | 2.59 | 2.29 | 2.36 | 2.36 | -1.67% | 626,572 |
| Feb 26, 2026 | 2.35 | 2.42 | 2.06 | 2.40 | 2.40 | -14.59% | 1,015,182 |
| Feb 25, 2026 | 2.85 | 2.95 | 2.77 | 2.81 | 2.81 | 4.07% | 62,838 |
| Feb 24, 2026 | 2.82 | 2.83 | 2.70 | 2.70 | 2.70 | -4.29% | 31,634 |
| Feb 23, 2026 | 2.80 | 2.98 | 2.75 | 2.82 | 2.82 | 2.21% | 10,927 |
| Feb 20, 2026 | 2.73 | 3.08 | 2.70 | 2.76 | 2.76 | - | 71,089 |
| Feb 19, 2026 | 2.95 | 2.95 | 2.68 | 2.76 | 2.76 | -2.75% | 33,348 |
| Feb 18, 2026 | 3.00 | 3.06 | 2.66 | 2.84 | 2.84 | -8.04% | 80,194 |
| Feb 17, 2026 | 3.06 | 3.10 | 2.93 | 3.09 | 3.09 | -3.26% | 83,565 |
| Feb 13, 2026 | 3.16 | 3.25 | 3.11 | 3.19 | 3.19 | 0.95% | 14,989 |
| Feb 12, 2026 | 3.32 | 3.40 | 3.00 | 3.16 | 3.16 | -5.84% | 37,800 |
| Feb 11, 2026 | 3.28 | 3.40 | 3.16 | 3.36 | 3.36 | 0.78% | 44,014 |
| Feb 10, 2026 | 3.45 | 3.45 | 3.24 | 3.33 | 3.33 | -2.06% | 18,413 |
| Feb 9, 2026 | 3.31 | 3.56 | 3.05 | 3.40 | 3.40 | 1.19% | 157,695 |
| Feb 6, 2026 | 3.50 | 3.50 | 3.14 | 3.36 | 3.36 | -2.61% | 120,661 |
| Feb 5, 2026 | 3.60 | 3.62 | 3.40 | 3.45 | 3.45 | -1.15% | 109,559 |
| Feb 4, 2026 | 3.40 | 3.52 | 3.40 | 3.49 | 3.49 | 1.16% | 24,731 |
| Feb 3, 2026 | 3.59 | 3.59 | 3.38 | 3.45 | 3.45 | -3.63% | 83,361 |
| Feb 2, 2026 | 3.59 | 3.63 | 3.54 | 3.58 | 3.58 | -0.56% | 54,955 |
| Jan 30, 2026 | 3.65 | 3.65 | 3.53 | 3.60 | 3.60 | -1.91% | 36,995 |
| Jan 29, 2026 | 3.67 | 3.73 | 3.59 | 3.67 | 3.67 | -0.27% | 26,182 |
| Jan 28, 2026 | 3.80 | 3.86 | 3.59 | 3.68 | 3.68 | -2.90% | 80,547 |
| Jan 27, 2026 | 3.89 | 3.90 | 3.65 | 3.79 | 3.79 | -0.26% | 52,947 |
| Jan 26, 2026 | 3.97 | 4.02 | 3.78 | 3.80 | 3.80 | -3.92% | 57,474 |
| Jan 23, 2026 | 3.91 | 3.98 | 3.86 | 3.96 | 3.96 | 1.67% | 57,154 |
| Jan 22, 2026 | 3.87 | 3.98 | 3.70 | 3.89 | 3.89 | -1.22% | 93,153 |
| Jan 21, 2026 | 3.81 | 3.97 | 3.76 | 3.94 | 3.94 | 4.73% | 63,740 |
| Jan 20, 2026 | 4.02 | 4.04 | 3.76 | 3.76 | 3.76 | -5.53% | 37,914 |
| Jan 16, 2026 | 3.75 | 3.98 | 3.73 | 3.98 | 3.98 | 4.19% | 35,069 |
| Jan 15, 2026 | 3.80 | 3.87 | 3.71 | 3.82 | 3.82 | 0.84% | 29,181 |
| Jan 14, 2026 | 3.92 | 3.94 | 3.74 | 3.79 | 3.79 | -3.86% | 48,945 |
| Jan 13, 2026 | 3.91 | 3.94 | 3.67 | 3.94 | 3.94 | - | 134,710 |
| Jan 12, 2026 | 4.12 | 4.14 | 3.90 | 3.94 | 3.94 | -5.06% | 91,194 |
| Jan 9, 2026 | 4.15 | 4.29 | 4.00 | 4.15 | 4.15 | -0.48% | 34,653 |
| Jan 8, 2026 | 4.30 | 4.35 | 4.12 | 4.17 | 4.17 | -3.02% | 64,738 |
| Jan 7, 2026 | 4.40 | 4.43 | 4.17 | 4.30 | 4.30 | -0.92% | 103,186 |