ARQ
Arq (ARQ)
NASDAQ
$1.76+$0.005 (+0.29%)
Price as of Oct 23, 2026 7:30 PM EDT
  • $77.3M
    Market Cap
  • -74.96%
    1-Year Change
  • Pollution & Treatment Controls
    Industry
  • 1 Month
    -14.22%
    Low Price$1.75
    High Price$2.11
  • 3 Months
    -14.22%
    Low Price$1.75
    High Price$2.34
  • 1 Year
    -74.96%
    Low Price$1.64
    High Price$6.99
Date
Open
High
Low
Close
Change (%)
Volume
10/23/2026
1.75
1.80
1.68
1.75
-1.13%
363,693
10/22/2026
1.79
1.82
1.76
1.77
-3.80%
174,514
10/21/2026
1.85
1.87
1.76
1.84
-1.08%
248,229
10/20/2026
1.76
1.88
1.74
1.86
+4.49%
333,700
10/19/2026
1.80
1.81
1.71
1.78
-0.56%
387,416
10/16/2026
1.87
1.88
1.79
1.79
-3.50%
497,185
10/15/2026
1.89
1.89
1.83
1.86
-3.89%
276,332
10/14/2026
1.96
1.97
1.89
1.93
-2.03%
226,285
10/13/2026
1.97
2.03
1.95
1.97
+0.51%
194,991
10/12/2026
2.03
2.03
1.94
1.96
-3.45%
69,604
10/09/2026
2.05
2.08
1.91
2.03
-3.56%
268,418
10/08/2026
2.02
2.11
2.00
2.11
+2.93%
168,340
10/07/2026
2.00
2.06
1.98
2.05
-0.24%
240,297
10/06/2026
2.03
2.06
2.01
2.05
+1.49%
177,486
10/05/2026
1.96
2.05
1.92
2.02
+4.12%
218,474
10/02/2026
1.91
2.00
1.91
1.94
+2.65%
210,258
10/01/2026
1.98
2.04
1.88
1.89
-4.30%
202,146
09/30/2026
1.92
2.00
1.88
1.98
+3.40%
298,939
09/29/2026
1.92
1.92
1.86
1.91
-0.78%
263,362
09/28/2026
2.03
2.03
1.86
1.93
-4.70%
443,050
09/25/2026
2.01
2.06
1.98
2.02
+0.50%
202,369
09/24/2026
2.03
2.04
1.99
2.01
-1.47%
266,210
09/23/2026
2.10
2.16
2.01
2.04
-1.45%
97,731
09/22/2026
2.02
2.08
2.01
2.07
+2.48%
157,469
09/21/2026
2.05
2.16
2.01
2.02
-1.46%
145,601
09/18/2026
2.09
2.15
2.01
2.05
-0.49%
301,624
09/17/2026
2.11
2.13
2.02
2.06
-2.14%
119,107
09/16/2026
2.07
2.12
2.04
2.11
+1.69%
122,463
09/15/2026
2.16
2.18
2.04
2.07
-3.27%
217,294
09/14/2026
2.17
2.22
2.13
2.14
-2.73%
166,596
09/11/2026
2.23
2.25
2.17
2.20
-1.35%
126,375
09/10/2026
2.18
2.24
2.16
2.23
+2.29%
109,731
09/09/2026
2.25
2.26
2.15
2.18
-1.36%
171,573
09/08/2026
2.31
2.34
2.21
2.21
-3.91%
76,326
09/04/2026
2.25
2.31
2.20
2.30
+1.55%
172,724
09/03/2026
2.20
2.27
2.15
2.27
+2.95%
199,398
09/02/2026
2.05
2.21
2.05
2.20
+7.32%
368,294
09/01/2026
2.10
2.12
1.98
2.05
-3.30%
885,851
08/31/2026
2.14
2.17
2.08
2.12
-1.85%
199,368
08/28/2026
2.20
2.23
2.15
2.16
-1.82%
125,166
08/27/2026
2.23
2.23
2.15
2.20
+2.33%
141,005
08/26/2026
2.17
2.17
2.10
2.15
-0.92%
181,927
08/25/2026
2.21
2.27
2.16
2.17
-1.81%
185,251
08/24/2026
2.30
2.39
2.17
2.21
-3.91%
159,598
08/21/2026
2.29
2.33
2.22
2.30
+1.77%
139,048
08/20/2026
2.14
2.26
2.14
2.26
+4.15%
208,193
08/19/2026
2.22
2.37
2.15
2.17
-2.25%
401,608
08/18/2026
2.31
2.31
2.21
2.22
-3.90%
147,200
08/17/2026
2.30
2.35
2.24
2.31
-1.28%
117,321
08/14/2026
2.28
2.35
2.25
2.34
+2.63%
216,589
08/13/2026
2.24
2.40
2.22
2.28
-0.87%
445,144
08/12/2026
2.29
2.32
2.20
2.30
+1.32%
138,847
08/11/2026
2.35
2.43
2.17
2.27
+9.66%
575,878
08/10/2026
2.08
2.20
2.04
2.07
-0.48%
320,191
08/10/2026
-$0.02 Earnings
08/07/2026
2.12
2.15
2.07
2.08
-1.42%
210,620
08/06/2026
2.09
2.13
2.04
2.11
+2.93%
196,821
08/05/2026
2.08
2.14
2.04
2.05
-0.97%
174,408
08/04/2026
2.03
2.12
2.00
2.07
+2.99%
223,610
08/03/2026
1.95
2.06
1.93
2.01
+2.03%
365,361
07/31/2026
2.08
2.08
1.95
1.97
-4.37%
183,900
07/30/2026
1.95
2.08
1.93
2.06
+6.19%
191,921
07/29/2026
1.95
1.98
1.89
1.94
-0.51%
231,771
07/28/2026
2.00
2.02
1.94
1.95
-2.01%
220,828
07/27/2026
2.20
2.20
1.98
1.99
-1.73%
187,817
07/24/2026
2.02
2.07
2.01
2.03
-0.74%
140,887
07/23/2026
2.03
2.07
1.99
2.04
-1.92%
192,337
07/22/2026
2.07
2.15
2.04
2.08
+0.48%
220,504
07/21/2026
2.09
2.15
2.05
2.07
-0.96%
382,565
07/20/2026
2.06
2.13
1.93
2.09
+1.46%
423,984
07/17/2026
2.14
2.16
2.06
2.06
-5.50%
202,614
07/16/2026
2.21
2.21
2.16
2.18
-0.91%
109,448
07/15/2026
2.22
2.30
2.18
2.20
-0.90%
100,668
07/14/2026
2.23
2.36
2.19
2.22
0.00%
101,986
07/13/2026
2.32
2.34
2.16
2.22
-4.31%
280,528
07/10/2026
2.24
2.36
2.24
2.32
+3.11%
262,830
07/09/2026
2.22
2.25
2.20
2.25
+1.81%
116,401
07/08/2026
2.21
2.26
2.13
2.21
0.00%
198,958
07/07/2026
2.22
2.26
2.12
2.21
-0.45%
464,924
07/06/2026
2.29
2.42
2.21
2.22
-2.20%
220,602
07/02/2026
2.35
2.41
2.27
2.27
-3.40%
256,119
07/01/2026
2.55
2.60
2.35
2.35
-7.84%
243,106
06/30/2026
2.52
2.62
2.30
2.55
+2.00%
266,011
06/29/2026
2.35
2.53
2.32
2.50
+6.84%
335,245
06/26/2026
2.26
2.41
2.26
2.34
+2.63%
3,317,362
06/25/2026
2.38
2.43
2.23
2.28
-2.98%
721,999
06/24/2026
2.46
2.51
2.28
2.35
-4.47%
529,369
06/23/2026
2.54
2.60
2.42
2.46
-4.65%
334,127
06/22/2026
2.79
2.83
2.56
2.58
-9.15%
340,259
06/18/2026
2.75
2.90
2.74
2.84
+4.03%
657,926
06/17/2026
2.80
2.83
2.70
2.73
-1.44%
435,314
06/16/2026
2.73
2.86
2.72
2.77
+1.84%
304,729
06/15/2026
2.73
2.86
2.70
2.72
+1.49%
518,913
06/12/2026
2.68
2.78
2.61
2.68
+0.75%
271,102
06/11/2026
2.70
2.74
2.62
2.66
-0.37%
215,876
06/10/2026
2.69
2.76
2.66
2.67
-0.74%
276,265
06/09/2026
2.67
2.80
2.62
2.69
+1.51%
281,395
06/08/2026
2.61
2.68
2.58
2.65
+1.92%
160,058
06/05/2026
2.66
2.69
2.58
2.60
-2.26%
273,840
06/04/2026
2.60
2.71
2.56
2.66
+2.31%
255,611