Birchtech Corp. (BCHT)
NYSEAMERICAN: BCHT · Real-Time Price · USD
1.130
-0.080 (-6.61%)
At close: Oct 30, 2026, 4:00 PM EDT
1.130
0.00 (0.00%)
After-hours: Oct 30, 2026, 4:10 PM EDT
Birchtech Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 30, 2026 | 1.22 | 1.26 | 1.13 | 1.13 | 1.13 | -6.61% | 11,697 |
| Oct 29, 2026 | 1.29 | 1.44 | 1.19 | 1.21 | 1.21 | -3.97% | 44,394 |
| Oct 28, 2026 | 1.29 | 1.31 | 1.22 | 1.26 | 1.26 | - | 5,954 |
| Oct 27, 2026 | 1.25 | 1.34 | 1.25 | 1.26 | 1.26 | 1.61% | 32,556 |
| Oct 26, 2026 | 1.10 | 1.26 | 1.10 | 1.24 | 1.24 | 9.73% | 12,116 |
| Oct 23, 2026 | 1.11 | 1.20 | 1.11 | 1.13 | 1.13 | -0.88% | 102,612 |
| Oct 22, 2026 | 1.12 | 1.27 | 1.12 | 1.14 | 1.14 | - | 49,295 |
| Oct 21, 2026 | 1.15 | 1.24 | 1.13 | 1.14 | 1.14 | -3.39% | 83,798 |
| Oct 20, 2026 | 1.18 | 1.21 | 1.18 | 1.18 | 1.18 | - | 99,012 |
| Oct 19, 2026 | 1.15 | 1.25 | 1.15 | 1.18 | 1.18 | - | 72,383 |
| Oct 16, 2026 | 1.20 | 1.25 | 1.18 | 1.18 | 1.18 | -2.48% | 79,917 |
| Oct 15, 2026 | 1.34 | 1.34 | 1.21 | 1.21 | 1.21 | -9.70% | 172,863 |
| Oct 14, 2026 | 1.38 | 1.38 | 1.30 | 1.34 | 1.34 | -4.96% | 111,138 |
| Oct 13, 2026 | 1.35 | 1.42 | 1.35 | 1.41 | 1.41 | 0.71% | 9,628 |
| Oct 12, 2026 | 1.41 | 1.44 | 1.37 | 1.40 | 1.40 | 0.72% | 92,943 |
| Oct 9, 2026 | 1.44 | 1.46 | 1.38 | 1.39 | 1.39 | -3.47% | 37,104 |
| Oct 8, 2026 | 1.45 | 1.45 | 1.40 | 1.44 | 1.44 | -0.69% | 111,550 |
| Oct 7, 2026 | 1.49 | 1.49 | 1.41 | 1.45 | 1.45 | -2.68% | 65,089 |
| Oct 6, 2026 | 1.42 | 1.50 | 1.42 | 1.49 | 1.49 | 2.05% | 345,819 |
| Oct 5, 2026 | 1.50 | 1.55 | 1.45 | 1.46 | 1.46 | -2.67% | 227,310 |
| Oct 2, 2026 | 1.45 | 1.50 | 1.42 | 1.50 | 1.50 | 4.90% | 326,824 |
| Oct 1, 2026 | 1.40 | 1.51 | 1.38 | 1.43 | 1.43 | 2.14% | 226,648 |
| Sep 30, 2026 | 1.50 | 1.55 | 1.39 | 1.40 | 1.40 | -5.41% | 70,938 |
| Sep 29, 2026 | 1.55 | 1.66 | 1.42 | 1.48 | 1.48 | -5.73% | 211,146 |
| Sep 28, 2026 | 1.58 | 1.65 | 1.44 | 1.57 | 1.57 | -2.48% | 145,685 |
| Sep 25, 2026 | 1.62 | 1.70 | 1.55 | 1.61 | 1.61 | -0.62% | 82,674 |
| Sep 24, 2026 | 1.74 | 1.74 | 1.58 | 1.62 | 1.62 | -6.36% | 66,153 |
| Sep 23, 2026 | 1.65 | 1.75 | 1.62 | 1.73 | 1.73 | 4.85% | 101,639 |
| Sep 22, 2026 | 1.68 | 1.74 | 1.65 | 1.65 | 1.65 | -5.17% | 34,450 |
| Sep 21, 2026 | 1.75 | 1.75 | 1.69 | 1.74 | 1.74 | -1.14% | 39,559 |
| Sep 18, 2026 | 1.62 | 1.77 | 1.55 | 1.76 | 1.76 | 6.67% | 110,046 |
| Sep 17, 2026 | 1.57 | 1.72 | 1.57 | 1.65 | 1.65 | 3.12% | 93,236 |
| Sep 16, 2026 | 1.58 | 1.63 | 1.51 | 1.60 | 1.60 | -1.23% | 133,766 |
| Sep 15, 2026 | 1.48 | 1.64 | 1.43 | 1.62 | 1.62 | 10.96% | 189,418 |
| Sep 14, 2026 | 1.36 | 1.48 | 1.36 | 1.46 | 1.46 | 5.80% | 70,824 |
| Sep 11, 2026 | 1.33 | 1.39 | 1.32 | 1.38 | 1.38 | 3.76% | 52,129 |
| Sep 10, 2026 | 1.39 | 1.42 | 1.30 | 1.33 | 1.33 | -0.75% | 95,977 |
| Sep 9, 2026 | 1.19 | 1.38 | 1.19 | 1.34 | 1.34 | 12.61% | 201,156 |
| Sep 8, 2026 | 1.20 | 1.24 | 1.17 | 1.19 | 1.19 | - | 45,846 |
| Sep 4, 2026 | 1.18 | 1.21 | 1.18 | 1.19 | 1.19 | 1.71% | 27,835 |
| Sep 3, 2026 | 1.18 | 1.20 | 1.14 | 1.17 | 1.17 | 0.86% | 61,937 |
| Sep 2, 2026 | 1.18 | 1.18 | 1.15 | 1.16 | 1.16 | -1.69% | 28,034 |
| Sep 1, 2026 | 1.18 | 1.21 | 1.15 | 1.18 | 1.18 | -1.67% | 78,791 |
| Aug 31, 2026 | 1.23 | 1.25 | 1.20 | 1.20 | 1.20 | 0.84% | 47,823 |
| Aug 28, 2026 | 1.24 | 1.29 | 1.19 | 1.19 | 1.19 | -4.03% | 83,833 |
| Aug 27, 2026 | 1.27 | 1.29 | 1.20 | 1.24 | 1.24 | -3.13% | 53,186 |
| Aug 26, 2026 | 1.30 | 1.30 | 1.26 | 1.28 | 1.28 | -1.54% | 7,305 |
| Aug 25, 2026 | 1.30 | 1.31 | 1.27 | 1.30 | 1.30 | 1.56% | 40,596 |
| Aug 24, 2026 | 1.30 | 1.31 | 1.28 | 1.28 | 1.28 | -5.19% | 17,585 |
| Aug 21, 2026 | 1.40 | 1.40 | 1.32 | 1.35 | 1.35 | -3.57% | 84,663 |