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System1, Inc.

SSTNYSEIndustrialsSpecialty Business Services

$2.10Today:- (-)1Y −67.35%

As of Oct 16, 2026 close

Market cap
$18.21M
P/E (TTM)
-
Forward P/E
-
Dividend yield
-
52-week range
$1.35$8.18
Volume (live)
-
Avg. volume (3M)
470.79K

System1 (SST) Historical Stock Prices

Analyze System1 (SST) 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.

System1 (SST) Interactive Price Chart

Interactive historical price chart showing System1 stock price movements and trends across multiple time periods.

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SST 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 · Daily126 records
Showing 1-50 of 126
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SST 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, 20262.322.452.062.102.10119.40K
Oct 15, 20262.062.312.022.232.2358.20K
Oct 14, 20262.122.212.022.082.0845.20K
Oct 13, 20262.132.232.122.162.1629.80K
Oct 12, 20262.322.332.042.192.1997.10K
Oct 9, 20262.312.442.292.342.3453.50K
Oct 8, 20262.312.472.262.272.2745.90K
Oct 7, 20262.322.472.292.352.3547.00K
Oct 6, 20262.312.492.302.362.36103.70K
Oct 5, 20262.452.452.302.302.3092.60K
Oct 2, 20262.642.652.352.442.4487.40K
Oct 1, 20262.632.712.542.642.6466.90K
Sep 30, 20262.722.752.602.622.6241.40K
Sep 29, 20262.752.872.612.702.70122.70K
Sep 28, 20262.852.982.712.712.71121.40K
Sep 25, 20263.093.112.802.822.82185.40K
Sep 24, 20263.153.273.003.083.08257.20K
Sep 23, 20263.463.703.083.143.14332.10K
Sep 22, 20263.934.153.393.473.47242.60K
Sep 21, 20263.304.383.223.883.88834.90K
Sep 18, 20263.243.533.063.333.33339.60K
Sep 17, 20263.133.243.063.223.22134.80K
Sep 16, 20263.313.313.043.103.10166.70K
Sep 15, 20263.253.353.153.323.32196.70K
Sep 14, 20263.413.513.213.263.26290.16K
Sep 11, 20263.754.183.413.423.42371.41K
Sep 10, 20264.254.703.733.843.84651.76K
Sep 9, 20265.055.154.304.414.41997.09K
Sep 8, 20264.045.453.815.005.005.99M
Sep 4, 20264.004.453.423.833.832.00M
Sep 3, 20263.253.873.163.763.762.13M
Sep 2, 20262.733.302.683.013.011.77M
Sep 1, 20262.502.852.282.842.842.20M
Aug 31, 20261.962.631.912.242.249.17M
Aug 28, 20261.821.921.811.891.8941.28K
Aug 27, 20261.891.941.821.861.8657.14K
Aug 26, 20261.852.011.841.851.8591.86K
Aug 25, 20261.911.941.751.891.8989.91K
Aug 24, 20261.972.001.791.931.93139.35K
Aug 21, 20261.922.061.881.931.9330.28K
Aug 20, 20262.012.071.851.941.9447.57K
Aug 19, 20262.042.141.982.062.0655.80K
Aug 18, 20262.222.311.922.042.04135.87K
Aug 17, 20262.302.682.112.212.21350.44K
Aug 14, 20261.732.411.732.352.353.44M
Aug 13, 20261.861.941.671.701.70110.38K
Aug 12, 20261.712.001.661.891.89154.53K
Aug 11, 20261.691.731.631.701.7061.18K
Aug 10, 20261.661.761.661.701.7045.47K
Aug 7, 20261.701.751.601.671.6755.86K
Show:
of 126

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.