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Arq, Inc.

ARQNASDAQIndustrialsPollution & Treatment Controls

$1.86Today:- (-)1Y −73.15%

As of Oct 15, 2026 close

Market cap
$78.10M
P/E (TTM)
-
Forward P/E
-
Dividend yield
-
52-week range
$1.54$7.24
Volume (live)
-
Avg. volume (3M)
196.98K

Arq (ARQ) Historical Stock Prices

Analyze Arq (ARQ) historical stock prices with comprehensive OHLC data, adjusted close prices, and daily trading volume. Access interactive price charts and detailed historical price data across multiple timeframes including daily, weekly, monthly, and yearly intervals for complete price history analysis.

Arq (ARQ) Interactive Price Chart

Interactive historical price chart showing Arq stock price movements and trends across multiple time periods.

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ARQ Historical Price Data Table

Complete historical stock price data with OHLC prices, adjusted close, and daily trading volume. Filter by time interval and date range for detailed price history analysis.

Filter Historical Data

Active filters: 6 Months · Daily127 records
Showing 1-50 of 127
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ARQ historical price data table with daily, weekly, monthly, quarterly, and yearly trading intervals. Track Open, High, Low, Close, Adjusted Close prices, and trading volume to analyze price trends, technical patterns, and market activity for comprehensive price history analysis.
DateOpenHighLowCloseAdj CloseVolume
Oct 16, 20261.871.881.791.791.79497.12K
Oct 15, 20261.891.891.831.851.85276.31K
Oct 14, 20261.961.971.891.931.93225.06K
Oct 13, 20261.972.021.951.971.97194.99K
Oct 12, 20262.032.031.941.961.9669.60K
Oct 9, 20262.052.081.912.032.03268.42K
Oct 8, 20262.022.112.002.102.10168.34K
Oct 7, 20262.002.061.982.042.04240.30K
Oct 6, 20262.032.062.012.052.05177.49K
Oct 5, 20261.962.051.922.022.02218.47K
Oct 2, 20261.912.001.911.941.94210.26K
Oct 1, 20261.982.041.881.891.89202.15K
Sep 30, 20261.922.001.881.981.98298.94K
Sep 29, 20261.921.921.851.911.91263.36K
Sep 28, 20262.032.031.861.931.93443.05K
Sep 25, 20262.012.061.982.022.02202.37K
Sep 24, 20262.032.041.992.012.01266.21K
Sep 23, 20262.102.162.012.042.0497.73K
Sep 22, 20262.022.082.022.072.07157.47K
Sep 21, 20262.052.152.012.022.02145.60K
Sep 18, 20262.092.152.012.052.05301.62K
Sep 17, 20262.112.132.022.062.06119.11K
Sep 16, 20262.072.122.042.102.10122.46K
Sep 15, 20262.162.182.042.072.07217.29K
Sep 14, 20262.172.222.132.142.14166.60K
Sep 11, 20262.232.252.172.202.20126.37K
Sep 10, 20262.182.242.152.232.23109.73K
Sep 9, 20262.252.262.152.182.18171.57K
Sep 8, 20262.312.342.212.212.2176.33K
Sep 4, 20262.252.312.202.302.30172.72K
Sep 3, 20262.202.272.152.272.27199.40K
Sep 2, 20262.052.212.052.202.20368.29K
Sep 1, 20262.102.121.982.052.05885.85K
Aug 31, 20262.142.172.082.122.12199.37K
Aug 28, 20262.202.232.152.162.16125.17K
Aug 27, 20262.232.232.152.202.20141.00K
Aug 26, 20262.172.172.102.152.15181.93K
Aug 25, 20262.212.272.162.172.17185.25K
Aug 24, 20262.302.392.172.212.21159.60K
Aug 21, 20262.292.332.222.302.30139.05K
Aug 20, 20262.142.262.142.262.26208.19K
Aug 19, 20262.222.372.152.172.17401.61K
Aug 18, 20262.312.312.212.222.22147.20K
Aug 17, 20262.302.352.242.312.31117.32K
Aug 14, 20262.282.352.252.342.34216.59K
Aug 13, 20262.242.402.212.282.28445.14K
Aug 12, 20262.292.312.202.302.30138.85K
Aug 11, 20262.352.432.172.272.27576.88K
Aug 10, 20262.082.202.042.072.07320.19K
Aug 7, 20262.122.152.072.082.08210.63K
Show:
of 127

Source: Daily price history (open, high, low, close and volume). Data as of Oct 16, 2026. Data sources and methodology

Understanding Historical Stock Price Data & OHLC Metrics

Open Price
The price at which the stock opened for trading at the start of the trading session.
High Price
The highest price at which the stock traded during the trading session.
Low Price
The lowest price at which the stock traded during the trading session.
Close Price
The final price when trading closed for the session.
Adjusted Close Price
The closing price adjusted for corporate actions such as dividends, stock splits, and rights offerings. Used for accurate long-term historical price analysis and return calculations.
Volume
The total number of shares traded during the session, indicating trading activity and liquidity.