ACI Worldwide (ACIW) Stock Chart & Stock Price History $46.29 -0.18 (-0.39%) Closing price 04:00 PM EasternExtended Trading$46.28 -0.01 (-0.01%) As of 04:42 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock ACI Worldwide Stock Price Performance The ACI Worldwide (ACIW) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 30.50%, with a year-to-date return of -10.83%. In the past month, the stock has decreased 10.38%, reflecting recent market activity. As of the latest close, ACI Worldwide traded at $46.47 with a market cap of $4.87 billion and volume of 1.29 million shares. Five years ago, the stock traded at $26.19, representing a 76.75% increase over that period. At the time, it had a market cap of $2.97 billion and a volume of 460,406 shares. Receive ACIW Stock News and Ratings via EmailSign-up to receive the latest news and ratings for ACI Worldwide and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-5.28%1 Month Performance-10.38%3 Month Performance-8.45%Year-To-Date Performance-10.83%1 Year Performance+30.50%5 Year Performance+76.75% ACIW Stock Chart for Friday, May, 23, 2025 ACIW Chart by TradingView ACI Worldwide 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 Capitalization05/22/2025$45.70$46.47+1.68%$46.77$45.571.29 million shs$4.87 billion05/21/2025$47.79$45.70-4.37%$47.66$45.511.33 million shs$4.79 billion05/20/2025$49.12$47.79-2.71%$49.34$47.76963,985 shs$5.01 billion05/19/2025$48.87$49.12+0.51%$49.12$48.32573,042 shs$5.15 billion05/16/2025$48.77$48.87+0.21%$49.36$48.57734,445 shs$5.14 billion05/15/2025$49.21$48.77-0.89%$49.60$48.561.04 million shs$5.13 billion05/14/2025$49.16$49.21+0.10%$49.57$48.761.09 million shs$5.18 billion05/13/2025$48.76$49.16+0.82%$49.47$48.251.26 million shs$5.17 billion05/12/2025$46.50$48.76+4.86%$49.86$47.901.75 million shs$5.13 billion05/09/2025$48.46$46.50-4.04%$49.02$46.231.42 million shs$4.89 billion Get the Latest News and Ratings for ACIW and Related StocksEnter your email address below to receive the latest news and analysts' ratings for ACI Worldwide and its competitors with MarketBeat's FREE daily newsletter. 05/08/2025$54.88$48.46-11.70%$53.23$48.431.77 million shs$5.10 billion05/07/2025$54.43$54.88+0.83%$55.45$54.28688,674 shs$5.77 billion05/06/2025$54.55$54.43-0.22%$54.66$53.60571,285 shs$5.72 billion05/05/2025$54.84$54.55-0.53%$55.15$54.30549,847 shs$5.74 billion05/02/2025$53.91$54.84+1.73%$55.09$54.37577,764 shs$5.77 billion05/01/2025$53.36$53.91+1.03%$54.28$53.16830,809 shs$5.67 billion04/30/2025$53.52$53.36-0.30%$53.69$52.30673,710 shs$5.61 billion04/29/2025$52.78$53.52+1.40%$53.77$52.55793,327 shs$5.63 billion04/28/2025$52.39$52.78+0.74%$53.33$52.35623,916 shs$5.55 billion04/25/2025$52.03$52.39+0.69%$52.62$51.62571,023 shs$5.52 billion04/24/2025$51.65$52.03+0.73%$52.70$51.84546,243 shs$5.48 billion04/23/2025$51.06$51.65+1.16%$53.31$51.51607,649 shs$5.44 billion04/22/2025$49.73$51.06+2.67%$51.58$50.38786,134 shs$5.38 billion Related Companies SS&C Technologies Stock Chart Guidewire Software Stock Chart FactSet Research Systems Stock Chart Aspen Technology Stock Chart Manhattan Associates Stock Chart Pegasystems Stock Chart HashiCorp Stock Chart Informatica Stock Chart SolarWinds Stock Chart Blackbaud Stock Chart Receive ACIW Stock News and Ratings via EmailSign-up to receive the latest news and ratings for ACI Worldwide and its competitors with MarketBeat's FREE daily newsletter. 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