• $4.6M
    Market Cap
  • 21.78%
    1-Year Change
  • Pollution & Treatment Controls
    Industry
  • 1 Month
    -12.35%
    Low Price$1.48
    High Price$1.70
  • 3 Months
    +25.21%
    Low Price$1.12
    High Price$1.91
  • 1 Year
    +21.78%
    Low Price$1.03
    High Price$1.91
Date
Open
High
Low
Close
Change (%)
Volume
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
06/02/2026
1.21
1.21
1.20
1.21
-2.82%
898
06/01/2026
1.24
1.24
1.24
1.24
+1.64%
629
05/29/2026
1.24
1.24
1.22
1.22
-5.43%
525
05/28/2026
1.20
1.36
1.18
1.29
+11.21%
132,888
05/27/2026
1.24
1.24
1.16
1.16
-0.85%
979
05/26/2026
1.17
1.23
1.17
1.17
-4.10%
1,088
05/22/2026
1.22
1.24
1.22
1.22
+0.83%
1,159
05/21/2026
1.16
1.21
1.15
1.21
+4.31%
7,802
05/20/2026
1.19
1.19
1.14
1.16
+1.75%
2,353
05/19/2026
1.14
1.16
1.14
1.14
-1.72%
1,363
05/18/2026
1.20
1.20
1.16
1.16
-3.33%
2,293
05/15/2026
1.25
1.25
1.15
1.20
+3.44%
4,596
05/14/2026
1.16
1.16
1.16
1.16
-1.69%
955
05/13/2026
1.24
1.24
1.18
1.18
+2.62%
11,166
05/12/2026
1.15
1.16
1.15
1.15
-4.56%
2,421
05/11/2026
1.16
1.25
1.15
1.21
+2.99%
1,913
05/08/2026
1.20
1.24
1.16
1.17
-6.40%
8,108
05/07/2026
1.25
1.25
1.25
1.25
+2.46%
984
05/06/2026
1.18
1.24
1.15
1.22
+8.93%
11,877
05/05/2026
1.22
1.22
1.12
1.12
-6.67%
28,010
05/04/2026
1.22
1.22
1.19
1.20
+0.84%
3,895
05/01/2026
1.22
1.30
1.19
1.19
-4.93%
21,491
04/30/2026
1.25
1.25
1.25
1.25
+2.59%
8,713
04/30/2026
$0.02 Earnings
04/29/2026
1.21
1.22
1.21
1.22
-3.55%
1,065
04/27/2026
1.27
1.27
1.27
1.27
+1.20%
311
04/23/2026
1.23
1.26
1.23
1.25
-1.57%
1,091
04/22/2026
1.27
1.27
1.25
1.27
+0.40%
1,006
04/21/2026
1.24
1.27
1.24
1.27
+1.20%
573
04/20/2026
1.25
1.25
1.25
1.25
+1.63%
2,419
04/17/2026
1.30
1.30
1.23
1.23
-3.70%
328
04/16/2026
1.22
1.28
1.22
1.28
-0.21%
9,671
04/14/2026
1.25
1.34
1.25
1.28
+2.40%
10,203
04/13/2026
1.25
1.25
1.25
1.25
+1.21%
875
04/10/2026
1.25
1.25
1.24
1.24
-1.20%
623
04/08/2026
1.25
1.25
1.25
1.25
+2.46%
645
04/07/2026
1.20
1.24
1.20
1.22
+2.52%
1,314
04/06/2026
1.20
1.20
1.19
1.19
-2.46%
1,133
04/01/2026
1.22
1.22
1.22
1.22
+4.24%
500
03/31/2026
1.14
1.17
1.14
1.17
-4.07%
2,011
03/27/2026
1.17
1.25
1.14
1.22
+4.27%
14,264
03/26/2026
1.17
1.17
1.17
1.17
0.00%
1,264
03/25/2026
1.17
1.19
1.16
1.17
0.00%
2,097
03/24/2026
1.14
1.19
1.14
1.17
+1.74%
4,177
03/23/2026
1.12
1.19
1.12
1.15
-1.71%
2,139
03/20/2026
1.17
1.17
1.17
1.17
-2.49%
258
03/19/2026
1.20
1.26
1.14
1.20
-3.23%
14,363
03/17/2026
1.21
1.24
1.21
1.24
-0.40%
2,581
03/16/2026
1.25
1.25
1.25
1.25
-4.19%
472
03/13/2026
1.30
1.30
1.22
1.30
+1.36%
10,978
03/12/2026
1.27
1.30
1.27
1.28
-0.23%
2,561
03/11/2026
1.26
1.29
1.24
1.29
+3.63%
1,318
03/10/2026
1.27
1.30
1.24
1.24
-6.06%
15,043
03/09/2026
1.33
1.38
1.26
1.32
-4.35%
6,905
03/06/2026
1.31
1.38
1.28
1.38
+0.73%
9,981
03/05/2026
1.33
1.39
1.31
1.37
-2.14%
9,637
03/04/2026
1.30
1.40
1.29
1.40
+6.87%
12,760
03/03/2026
1.22
1.40
1.22
1.31
+8.26%
44,983