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Birchtech (BCHT)
OTHER OTC:BCHT
Time Period
1Y
Events
Historical Prices
Rows:
Feb 05, 2026
3.60
3.62
3.40
3.45
3.45
-1.15%
109,559
1.80
Feb 04, 2026
3.40
3.52
3.40
3.49
3.49
+1.16%
24,731
0.41
Feb 03, 2026
3.59
3.59
3.38
3.45
3.45
-3.63%
83,361
1.39
Feb 02, 2026
3.59
3.63
3.54
3.58
3.58
-0.56%
54,955
0.93
Jan 30, 2026
3.65
3.65
3.53
3.60
3.60
-1.91%
36,995
0.62
Jan 29, 2026
3.67
3.73
3.59
3.67
3.67
-0.27%
26,182
0.44
Jan 28, 2026
3.80
3.86
3.59
3.68
3.68
-2.90%
80,547
1.38
Jan 27, 2026
3.89
3.90
3.65
3.79
3.79
-0.26%
52,947
0.91
Jan 26, 2026
3.97
4.02
3.78
3.80
3.80
-3.92%
57,474
0.98
Jan 23, 2026
3.91
3.98
3.86
3.96
3.96
+1.67%
57,154
0.99
Jan 22, 2026
3.87
3.98
3.70
3.89
3.89
-1.19%
93,153
1.65
Jan 21, 2026
3.81
3.97
3.76
3.94
3.94
+4.71%
63,740
1.15
Jan 20, 2026
4.02
4.04
3.76
3.76
3.76
-5.53%
37,914
0.69
Jan 19, 2026
3.75
3.98
3.73
3.98
3.98
0.00%
0
0.00
Jan 16, 2026
3.75
3.98
3.73
3.98
3.98
+4.19%
35,069
0.64
Jan 15, 2026
3.80
3.87
3.71
3.82
3.82
+0.84%
29,181
0.53
Jan 14, 2026
3.92
3.94
3.74
3.79
3.79
-3.86%
48,945
0.90
Jan 13, 2026
3.91
3.94
3.67
3.94
3.94
0.00%
134,710
2.56
Jan 12, 2026
4.12
4.14
3.90
3.94
3.94
-5.06%
91,194
1.77
Jan 09, 2026
4.15
4.29
4.00
4.15
4.15
-0.48%
34,653
0.67
Jan 08, 2026
4.30
4.35
4.12
4.17
4.17
-3.02%
64,738
1.27
Jan 07, 2026
4.40
4.43
4.17
4.30
4.30
-0.92%
103,186
2.08
Jan 06, 2026
4.24
4.57
4.15
4.34
4.34
+2.36%
130,393
2.73
Jan 05, 2026
4.18
4.35
4.11
4.24
4.24
+2.66%
146,930
3.19
Jan 02, 2026
3.65
4.19
3.50
4.13
4.13
+10.13%
87,697
1.96
Jan 01, 2026
3.50
3.93
3.50
3.75
3.75
0.00%
0
0.00
Dec 31, 2025
3.50
3.93
3.50
3.75
3.75
-6.25%
65,370
1.48
Dec 30, 2025
4.05
4.05
3.85
4.00
4.00
-1.23%
78,389
1.82
Dec 29, 2025
4.05
4.05
3.61
4.05
4.05
+8.00%
78,077
1.86
Dec 26, 2025
4.05
4.07
3.74
3.75
3.75
-6.25%
91,931
2.26
Dec 25, 2025
4.03
4.05
3.81
4.00
4.00
0.00%
0
0.00
Dec 24, 2025
4.03
4.05
3.81
4.00
4.00
+3.90%
101,198
2.53
Dec 23, 2025
4.20
4.20
3.75
3.85
3.85
-4.94%
117,019
3.02
Dec 22, 2025
4.10
4.23
3.95
4.05
4.05
-1.82%
229,140
6.37
Dec 19, 2025
3.45
4.35
3.45
4.13
4.13
+18.03%
367,344
11.97
Dec 18, 2025
3.45
3.50
3.20
3.50
3.50
+6.33%
103,373
3.51
Dec 17, 2025
4.45
4.47
3.14
3.29
3.29
-26.13%
386,386
16.20
Dec 16, 2025
4.50
4.55
4.38
4.45
4.45
+1.71%
21,874
0.92
Dec 15, 2025
4.48
4.55
4.38
4.38
4.38
-2.21%
30,101
1.28
Dec 12, 2025
4.57
4.58
4.42
4.47
4.47
-1.35%
19,673
0.84
Dec 11, 2025
4.65
4.65
4.48
4.54
4.54
-2.47%
11,250
0.48
Dec 10, 2025
4.80
4.80
4.58
4.65
4.65
-2.11%
22,749
0.97
Dec 09, 2025
4.52
4.80
4.44
4.75
4.75
+4.40%
67,668
3.01
Dec 08, 2025
4.45
4.66
4.41
4.55
4.55
+3.41%
65,803
3.03
Dec 05, 2025
4.30
4.45
4.30
4.40
4.40
+2.54%
25,155
1.17
Dec 04, 2025
4.33
4.38
4.28
4.29
4.29
-2.48%
27,753
1.28
Dec 03, 2025
4.35
4.50
4.32
4.40
4.40
+1.15%
9,445
0.43
Dec 02, 2025
4.40
4.40
4.32
4.35
4.35
-1.14%
10,844
0.49
Dec 01, 2025
4.48
4.50
4.38
4.40
4.40
-1.10%
18,228
0.80
Nov 28, 2025
4.40
4.45
4.30
4.45
4.45
+2.39%
513
0.02
Rows: