• $4.1M
    Market Cap
  • 6.30%
    1-Year Change
  • Pollution & Treatment Controls
    Industry
  • 1 Month
    -10.30%
    Low Price$1.25
    High Price$2.15
  • 3 Months
    -18.18%
    Low Price$1.25
    High Price$2.15
  • 1 Year
    +6.30%
    Low Price$1.03
    High Price$2.15
Date
Open
High
Low
Close
Change (%)
Volume
10/23/2026
1.30
1.40
1.30
1.35
+2.27%
27,881
10/22/2026
1.29
1.34
1.29
1.32
0.00%
11,187
10/21/2026
1.32
1.34
1.28
1.32
-1.49%
55,320
10/20/2026
1.40
1.40
1.27
1.34
-4.96%
55,698
10/19/2026
1.44
1.46
1.40
1.41
-2.76%
44,814
10/16/2026
1.45
1.49
1.45
1.45
0.00%
41,358
10/15/2026
1.45
1.64
1.33
1.45
+2.11%
260,277
10/14/2026
1.44
1.69
1.42
1.42
-9.55%
269,055
10/13/2026
1.63
1.66
1.41
1.57
-26.98%
1,235,528
10/12/2026
1.99
2.34
1.63
2.15
+58.09%
71,134,368
10/09/2026
1.32
1.40
1.30
1.36
+3.82%
11,392
10/08/2026
1.31
1.48
1.27
1.31
+4.80%
96,709
10/07/2026
1.25
1.30
1.25
1.25
-2.34%
10,977
10/06/2026
1.32
1.32
1.28
1.28
-3.40%
4,243
10/05/2026
1.35
1.37
1.32
1.33
-1.12%
4,255
10/02/2026
1.35
1.35
1.34
1.34
0.00%
4,954
10/01/2026
1.41
1.41
1.34
1.34
-2.90%
3,272
09/30/2026
1.38
1.41
1.38
1.38
0.00%
2,507
09/29/2026
1.40
1.40
1.38
1.38
-1.43%
1,861
09/28/2026
1.36
1.42
1.36
1.40
+2.19%
8,470
09/25/2026
1.44
1.44
1.37
1.37
-5.52%
26,043
09/24/2026
1.54
1.54
1.45
1.45
-3.65%
16,143
09/23/2026
1.50
1.51
1.50
1.51
-0.33%
1,875
09/22/2026
1.51
1.52
1.50
1.51
-0.66%
4,023
09/21/2026
1.54
1.54
1.51
1.52
-1.30%
2,646
09/18/2026
1.48
1.54
1.48
1.54
+1.99%
6,626
09/17/2026
1.54
1.57
1.51
1.51
-1.31%
7,008
09/16/2026
1.50
1.53
1.49
1.53
0.00%
14,845
09/15/2026
1.55
1.58
1.50
1.53
-3.16%
15,936
09/14/2026
1.58
1.61
1.58
1.58
0.00%
3,177
09/11/2026
1.69
1.69
1.56
1.58
+1.94%
10,663
09/10/2026
1.65
1.65
1.46
1.55
-8.28%
64,086
09/09/2026
1.71
1.73
1.69
1.69
-0.88%
2,614
09/08/2026
1.62
1.75
1.62
1.71
+3.96%
26,185
09/04/2026
1.62
1.68
1.59
1.64
+1.30%
8,072
09/03/2026
1.62
1.63
1.58
1.62
-0.98%
11,774
09/02/2026
1.65
1.68
1.62
1.64
+0.93%
3,971
09/01/2026
1.56
1.67
1.56
1.62
-2.41%
18,022
08/31/2026
1.61
1.66
1.60
1.66
+3.43%
14,250
08/28/2026
1.61
1.65
1.56
1.61
-3.60%
12,092
08/27/2026
1.65
1.73
1.61
1.67
-2.06%
21,239
08/26/2026
1.67
1.72
1.63
1.70
+4.29%
27,310
08/25/2026
1.62
1.66
1.57
1.63
+0.62%
10,495
08/24/2026
1.56
1.64
1.56
1.62
+1.25%
5,427
08/21/2026
1.56
1.65
1.56
1.60
+1.91%
3,400
08/20/2026
1.60
1.61
1.55
1.57
-1.87%
11,117
08/19/2026
1.65
1.71
1.60
1.60
-3.03%
21,471
08/18/2026
1.70
1.71
1.65
1.65
-0.60%
9,510
08/17/2026
1.74
1.75
1.66
1.66
-1.78%
20,806
08/14/2026
1.64
1.77
1.64
1.69
+3.05%
56,729
08/13/2026
1.62
1.65
1.60
1.64
-0.06%
6,977
08/12/2026
1.65
1.71
1.60
1.64
-1.14%
44,900
08/11/2026
1.55
1.70
1.53
1.66
+5.73%
66,286
08/10/2026
1.58
1.62
1.53
1.57
-1.26%
14,587
08/07/2026
1.51
1.65
1.51
1.59
+5.30%
38,795
08/06/2026
1.49
1.53
1.49
1.51
+1.34%
10,410
08/05/2026
1.52
1.53
1.47
1.49
+0.68%
10,712
08/04/2026
1.49
1.51
1.47
1.48
-0.67%
6,250
08/03/2026
1.45
1.53
1.45
1.49
0.00%
17,731
07/31/2026
1.51
1.54
1.46
1.49
-3.25%
26,247
07/30/2026
1.53
1.57
1.50
1.54
+2.67%
22,751
07/29/2026
1.53
1.53
1.47
1.50
-1.96%
19,457
07/28/2026
1.54
1.57
1.53
1.53
-3.16%
5,624
07/27/2026
1.55
1.59
1.53
1.58
+0.64%
15,237
07/24/2026
1.58
1.64
1.56
1.57
-4.85%
22,960
07/23/2026
1.61
1.70
1.58
1.65
+1.85%
60,020
07/22/2026
1.58
1.67
1.56
1.62
+1.89%
30,085
07/21/2026
1.53
1.68
1.53
1.59
+1.27%
63,462
07/20/2026
1.53
1.60
1.53
1.57
-3.68%
24,219
07/17/2026
1.51
1.63
1.48
1.63
+7.24%
31,151
07/16/2026
1.52
1.54
1.52
1.52
-2.56%
15,791
07/15/2026
1.60
1.61
1.53
1.56
-3.70%
43,514
07/14/2026
1.64
1.67
1.59
1.62
-1.82%
39,845
07/13/2026
1.66
1.70
1.58
1.65
-1.20%
56,094
07/10/2026
1.73
1.84
1.64
1.67
-1.76%
287,138
07/09/2026
1.51
1.82
1.46
1.70
+12.58%
330,686
07/08/2026
1.47
1.54
1.42
1.51
+2.03%
44,946
07/07/2026
1.64
1.64
1.48
1.48
-12.43%
109,122
07/06/2026
1.72
1.72
1.50
1.69
-0.59%
134,546
07/02/2026
1.84
1.84
1.64
1.70
-6.59%
75,268
07/01/2026
1.69
1.84
1.68
1.82
+6.43%
185,588
06/30/2026
1.44
1.72
1.37
1.71
+17.93%
252,004
06/29/2026
1.46
1.49
1.45
1.45
-3.97%
51,782
06/26/2026
1.52
1.53
1.46
1.51
-3.82%
74,059
06/25/2026
1.63
1.64
1.51
1.57
-4.85%
96,631
06/24/2026
1.57
1.67
1.57
1.65
-2.37%
111,069
06/23/2026
1.71
1.72
1.56
1.69
-7.14%
170,845
06/22/2026
1.65
1.90
1.65
1.82
-4.71%
332,353
06/18/2026
1.55
1.96
1.55
1.91
+21.66%
1,781,187
06/17/2026
2.46
2.68
1.54
1.57
+30.83%
78,753,873
06/16/2026
1.23
1.23
1.15
1.20
-4.00%
76,702
06/15/2026
1.25
1.32
1.22
1.25
-2.34%
61,775
06/12/2026
1.17
1.42
1.16
1.28
-3.03%
234,875
06/11/2026
1.26
1.40
1.23
1.32
+0.76%
396,329
06/10/2026
1.33
1.55
1.02
1.31
+2.34%
22,363,791
06/09/2026
1.31
1.44
1.16
1.28
-13.50%
664,026
06/08/2026
1.15
1.50
1.15
1.48
+20.30%
1,142,500
06/05/2026
1.21
1.24
1.17
1.23
+6.03%
12,441
06/04/2026
1.22
1.22
1.16
1.16
-4.92%
7,483
06/03/2026
1.22
1.25
1.22
1.22
+1.24%
1,920