System1 Group (SYS1) Stock Chart & Stock Price History GBX 250 -5.00 (-1.96%) As of 10:14 AM Eastern Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsHeadlinesInsider TradesBuy This Stock System1 Group Stock Price Performance The System1 Group (SYS1) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 63.92%, with a year-to-date return of -59.68%. In the past month, the stock has decreased 43.69%, reflecting recent market activity. As of the latest close, System1 Group traded at GBX 255 with a market cap of £32.36 million and volume of 381,179 shares. Five years ago, the stock traded at GBX 116, representing a 115.52% increase over that period. At the time, it had a market cap of £14.69 million and a volume of 641 shares. 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Read our full terms of service and privacy policy. 5 Day Performance-7.41%1 Month Performance-43.69%3 Month Performance-39.17%Year-To-Date Performance-59.68%1 Year Performance-63.92%5 Year Performance+115.52% SYS1 Stock Chart for Monday, September, 29, 2025 SYS1 Chart by TradingView System1 Group Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization09/26/2025GBX 250.50GBX 255+1.80%GBX 260GBX 248381,179 shs£32.36 million09/25/2025GBX 270GBX 250.50-7.22%GBX 268GBX 248432,947 shs£31.79 million09/24/2025GBX 262GBX 270+3.05%GBX 280GBX 260397,681 shs£34.26 million09/23/2025GBX 395GBX 262-33.67%GBX 263.80GBX 256427,931 shs£33.25 million09/22/2025GBX 407GBX 395-2.95%GBX 408GBX 391.673,712 shs£50.12 million09/19/2025GBX 410GBX 407-0.73%GBX 420GBX 391.6719,623 shs£51.64 million09/18/2025GBX 429GBX 410-4.43%GBX 424GBX 4106,666 shs£52.03 million09/17/2025GBX 428.36GBX 429+0.15%GBX 429GBX 420.10349 shs£54.44 million09/16/2025GBX 429GBX 428.36-0.15%GBX 429GBX 42012,225 shs£54.35 million09/15/2025GBX 430.20GBX 429-0.28%GBX 444GBX 4259,103 shs£54.44 million Get the Latest News and Ratings for SYS1 and Related StocksEnter your email address below to receive the latest news and analysts' ratings for System1 Group and its competitors with MarketBeat's FREE daily newsletter. 09/12/2025GBX 430.56GBX 430.20-0.08%GBX 434.80GBX 430.201,607 shs£54.59 million09/11/2025GBX 430.56GBX 430.56GBX 440GBX 430.561,510 shs£54.63 million09/10/2025GBX 430.56GBX 430.56GBX 440GBX 430.561,510 shs£54.63 million09/09/2025GBX 437GBX 430.56-1.47%GBX 440GBX 430.56884 shs£54.63 million09/08/2025GBX 430.20GBX 437+1.58%GBX 440GBX 43716,373 shs£55.45 million09/05/2025GBX 430.20GBX 430.20GBX 440GBX 430.20288 shs£54.59 million09/04/2025GBX 438GBX 430.20-1.78%GBX 440GBX 430.201,761 shs£54.59 million09/03/2025GBX 431GBX 438+1.62%GBX 440GBX 4387,712 shs£55.58 million09/02/2025GBX 444GBX 431-2.93%GBX 440GBX 43110,500 shs£54.69 million09/01/2025GBX 444GBX 444GBX 444GBX 4401,564 shs£56.34 million08/29/2025GBX 430GBX 444+3.26%GBX 444GBX 440162 shs£56.34 million08/28/2025GBX 430GBX 430GBX 444GBX 430509 shs£54.56 million Related Companies The Pebble Group Stock Chart Centaur Media Stock Chart NAHL Group Stock Chart The Mission Group Stock Chart Ebiquity Stock Chart Dianomi Stock Chart Grand Vision Media Stock Chart Silver Bullet Data Services Group Stock Chart SpaceandPeople Stock Chart Mirriad Advertising Stock Chart Receive SYS1 Stock News and Ratings via EmailSign-up to receive the latest news and ratings for System1 Group and its competitors with MarketBeat's FREE daily newsletter. 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