Gatekeeper Systems (GSI) Stock Chart & Stock Price History C$1.41 +0.10 (+7.63%) As of 03:59 PM Eastern Add Compare Share Share Chart Stock AnalysisChartHeadlinesBuy This Stock Gatekeeper Systems Stock Price Performance The Gatekeeper Systems (GSI) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 107.35%, with a year-to-date return of 147.37%. In the past month, the stock has increased 69.88%, reflecting recent market activity. As of the latest close, Gatekeeper Systems traded at C$1.31 with a market cap of C$122.77 million and volume of 304,666 shares. Receive GSI Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Gatekeeper Systems and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance0.00%1 Month Performance+69.88%3 Month Performance+231.76%Year-To-Date Performance+147.37%1 Year Performance+107.35% GSI Stock Chart for Thursday, July, 17, 2025 GSI Chart by TradingView Gatekeeper Systems 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 Capitalization07/16/2025C$1.35C$1.31-2.96%C$1.31C$1.28304,666 shsC$122.77 million07/15/2025C$1.32C$1.35+2.27%C$1.38C$1.231.33 million shsC$126.52 million07/14/2025C$1.41C$1.32-6.38%C$1.41C$1.29253,777 shsC$123.71 million07/11/2025C$1.30C$1.41+8.46%C$1.46C$1.28348,738 shsC$132.14 million07/10/2025C$1.29C$1.30+0.78%C$1.32C$1.25338,956 shsC$121.83 million07/09/2025C$1.29C$1.29C$1.33C$1.21353,619 shsC$120.90 million07/08/2025C$1.40C$1.29-7.86%C$1.40C$1.28370,022 shsC$120.90 million07/07/2025C$1.40C$1.40C$1.44C$1.37368,086 shsC$131.20 million07/04/2025C$1.46C$1.40-4.11%C$1.45C$1.39126,176 shsC$131.20 million07/03/2025C$1.41C$1.46+3.55%C$1.49C$1.38462,772 shsC$136.83 million Get the Latest News and Ratings for GSI and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Gatekeeper Systems and its competitors with MarketBeat's FREE daily newsletter. 07/02/2025C$1.37C$1.41+2.92%C$1.49C$1.271.27 million shsC$132.14 million07/01/2025C$1.37C$1.37C$1.44C$1.201.64 million shsC$128.39 million06/30/2025C$1.22C$1.37+12.30%C$1.44C$1.201.64 million shsC$128.39 million06/27/2025C$0.91C$1.22+34.07%C$1.30C$0.952.38 million shsC$114.34 million06/26/2025C$0.89C$0.91+2.25%C$0.92C$0.89228,915 shsC$85.28 million06/25/2025C$0.88C$0.89+1.14%C$0.89C$0.87107,000 shsC$83.41 million06/24/2025C$0.90C$0.88-2.22%C$0.90C$0.86383,909 shsC$82.47 million06/23/2025C$0.87C$0.90+3.45%C$0.95C$0.87590,810 shsC$84.35 million06/20/2025C$0.79C$0.87+10.13%C$0.88C$0.78413,656 shsC$81.53 million06/19/2025C$0.81C$0.79-2.47%C$0.80C$0.7976,406 shsC$74.04 million06/18/2025C$0.83C$0.81-2.41%C$0.82C$0.81128,340 shsC$75.91 million06/17/2025C$0.81C$0.83+2.47%C$0.83C$0.79137,212 shsC$77.79 million06/16/2025C$0.79C$0.81+2.53%C$0.81C$0.78279,077 shsC$75.91 million Related Companies ZDC Stock Chart XX Stock Chart PTE Stock Chart KBL Stock Chart NPS Stock Chart FTG Stock Chart DRX Stock Chart VLN Stock Chart BUI Stock Chart DE Stock Chart Receive GSI Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Gatekeeper Systems and its competitors with MarketBeat's FREE daily newsletter. 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