Auction Technology Group (ATG) Stock Chart & Stock Price History GBX 467 -2.50 (-0.53%) As of 11:47 AM Eastern Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsHeadlinesInsider TradesBuy This Stock Auction Technology Group Stock Price Performance The Auction Technology Group (ATG) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 23.44%, with a year-to-date return of -15.09%. In the past month, the stock has decreased 17.64%, reflecting recent market activity. As of the latest close, Auction Technology Group traded at GBX 469.50 with a market cap of £580.00 million and volume of 349,908 shares. Receive ATG Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Auction Technology Group and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-5.94%1 Month Performance-17.64%3 Month Performance-19.90%Year-To-Date Performance-15.09%1 Year Performance-23.44% ATG Stock Chart for Thursday, May, 22, 2025 ATG Chart by TradingView Auction Technology 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 Capitalization05/21/2025GBX 481GBX 469.50-2.39%GBX 477.50GBX 462.15349,908 shs£580.00 million05/20/2025GBX 481.50GBX 481-0.10%GBX 491.50GBX 467467,799 shs£594.20 million05/19/2025GBX 496.50GBX 481.50-3.02%GBX 499GBX 468.50799,376 shs£594.82 million05/16/2025GBX 485.50GBX 496.50+2.27%GBX 502.99GBX 472575,785 shs£613.35 million05/15/2025GBX 547GBX 485.50-11.24%GBX 531GBX 485.50939,349 shs£599.76 million05/14/2025GBX 553GBX 547-1.08%GBX 561GBX 541705,986 shs£675.74 million05/13/2025GBX 559GBX 553-1.07%GBX 561GBX 543618,721 shs£683.15 million05/12/2025GBX 573.52GBX 559-2.53%GBX 562GBX 540521,778 shs£690.56 million05/09/2025GBX 576GBX 573.52-0.43%GBX 586GBX 536799,496 shs£708.50 million05/08/2025GBX 579GBX 576-0.52%GBX 585.18GBX 5716.73 million shs£711.56 million Get the Latest News and Ratings for ATG and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Auction Technology Group and its competitors with MarketBeat's FREE daily newsletter. 05/07/2025GBX 610GBX 579-5.08%GBX 618GBX 5641.23 million shs£715.27 million05/06/2025GBX 607GBX 610+0.49%GBX 622.30GBX 605206,306 shs£753.56 million05/05/2025GBX 607GBX 607GBX 612.27GBX 593291,101 shs£749.86 million05/02/2025GBX 589GBX 607+3.06%GBX 612.27GBX 593291,101 shs£749.86 million05/01/2025GBX 583GBX 589+1.03%GBX 591GBX 580146,717 shs£727.62 million04/30/2025GBX 572GBX 583+1.92%GBX 583GBX 568452,678 shs£720.21 million04/29/2025GBX 578GBX 572-1.04%GBX 582GBX 570266,447 shs£706.62 million04/28/2025GBX 580GBX 578-0.34%GBX 594GBX 577171,826 shs£714.03 million04/25/2025GBX 573GBX 580+1.22%GBX 587GBX 574133,074 shs£716.50 million04/24/2025GBX 570GBX 573+0.53%GBX 573GBX 561621,421 shs£707.85 million04/23/2025GBX 567GBX 570+0.53%GBX 582GBX 568401,747 shs£704.15 million04/22/2025GBX 601GBX 567-5.66%GBX 594GBX 561360,870 shs£700.44 million04/21/2025GBX 601GBX 601GBX 608GBX 596.42197,487 shs£742.44 million Related Companies Trustpilot Group Stock Price Chart Kainos Group Stock Price Chart Learning Technologies Group Stock Price Chart Alfa Financial Software Stock Price Chart GB Group Stock Price Chart First Trust NYSE Arca Biotechnology UCITS ETF Class A USD Accumulation Stock Price Chart Cerillion Stock Price Chart NCC Group Stock Price Chart Big Technologies Stock Price Chart dotdigital Group Stock Price Chart Receive ATG Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Auction Technology Group and its competitors with MarketBeat's FREE daily newsletter. 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