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The price of Arq, Inc. (ARQ) on October 9, 2026 is 2.03 USD, -3.56% on the day. Over 52 weeks the stock traded between 1.54 USD and 7.37 USD; the price now sits 10% of the way up that range. Over the past year the price changed by -70.16%. Market capitalization is 90.25 million USD, rank 7 among 8 stocks of the same industry with a known capitalization.
Prices delayed by 15 minutes
Next earnings report: 04 November 2026 · Earnings calendar
Arq, Inc. trades on Nasdaq under the ticker ARQ. The company belongs to the Materials sector. The trading history on this page starts on 22 August 2016.
Over the past 52 weeks ARQ has traded between 1.54 $ and 7.37 $. As of 09 October 2026 the price stood 9.78 % of the way from the 52-week low to the high.
Over one year ARQ shares fell 70.16 %; over six months they fell 0.47 %. Volatility over 90 days is 50.56 %. Dividends are not included: this is price change only, as of 09 October 2026.
The company reported a loss over the last four quarters, so a price-to-earnings ratio is not calculated. Price to sales is 0.7, below the sector median of 1.6. Price to book is 0.5, below the sector median of 2.0. Calculated from reports for the period ending 31 March 2026.
| Date | Open | High | Low | Close | Volume, shares |
|---|---|---|---|---|---|
| 08 October 2026 | 2.02 | 2.11 | 2.00 | 2.11 | 168,200 |
| 07 October 2026 | 2.00 | 2.06 | 1.98 | 2.05 | 239,800 |
| 06 October 2026 | 2.03 | 2.06 | 2.01 | 2.05 | 177,500 |
| 05 October 2026 | 1.96 | 2.05 |
The series is stated in the current share scale after splits; dividends are not included in the price
Based on the last 12 months of reports, through 31 March 2026
The sector median covers every company in the sector on the US market, loss-making ones included.
Address:8051 E. MAPLEWOOD AVE., STE 210, GREENWOOD VILLAGE, CO, 80111, US
Arq, Inc. reported revenue of 122M $ and a net loss of 54M $ over the last four quarters. Net margin is −43.93 %. Revenue changed by +6.71 % year over year. Earnings per share are −1.29 $. Market capitalisation is 90M $.
ARQ has a return on equity of −31.97 %, below the sector median of 0.42 %. Return on assets is −23.11 %, below the sector median of −0.04 %. Operating margin is −44.70 %, below the sector median of 6.90 %.
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| 1.92 |
| 2.02 |
| 218,500 |
| 02 October 2026 | 1.91 | 2.00 | 1.91 | 1.94 | 210,300 |
| 01 October 2026 | 1.98 | 2.04 | 1.88 | 1.89 | 201,700 |
| 30 September 2026 | 1.92 | 2.00 | 1.88 | 1.98 | 298,900 |
| 29 September 2026 | 1.92 | 1.92 | 1.86 | 1.91 | 263,400 |
| 28 September 2026 | 2.03 | 2.03 | 1.86 | 1.93 | 443,000 |
| 25 September 2026 | 2.01 | 2.06 | 1.98 | 2.02 | 202,400 |
| 24 September 2026 | 2.03 | 2.04 | 1.99 | 2.01 | 266,200 |
| 23 September 2026 | 2.10 | 2.16 | 2.01 | 2.04 | 97,700 |
| 22 September 2026 | 2.02 | 2.08 | 2.01 | 2.07 | 154,400 |
| 21 September 2026 | 2.05 | 2.16 | 2.01 | 2.02 | 145,600 |
| 18 September 2026 | 2.09 | 2.15 | 2.01 | 2.05 | 301,600 |
| 17 September 2026 | 2.11 | 2.13 | 2.02 | 2.06 | 119,100 |
| 16 September 2026 | 2.07 | 2.12 | 2.04 | 2.11 | 122,500 |
| 15 September 2026 | 2.16 | 2.18 | 2.04 | 2.07 | 217,300 |
| 14 September 2026 | 2.17 | 2.22 | 2.13 | 2.14 | 166,600 |
| 11 September 2026 | 2.23 | 2.25 | 2.17 | 2.20 | 126,400 |