Axcelis Technologies (ACLS) Stock Chart & Stock Price History $79.42 -0.09 (-0.11%) Closing price 08/8/2025 04:00 PM EasternExtended Trading$79.57 +0.15 (+0.19%) As of 06:19 AM 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 InterestSustainabilityTrendsBuy This Stock Axcelis Technologies Stock Price Performance The Axcelis Technologies (ACLS) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 29.39%, with a year-to-date return of 13.67%. In the past month, the stock has increased 6.09%, reflecting recent market activity. As of the latest close, Axcelis Technologies traded at $79.42 with a market cap of $2.50 billion and volume of 389,989 shares. Five years ago, the stock traded at $26.04, representing a 204.99% increase over that period. At the time, it had a market cap of $883.61 million and a volume of 262,217 shares. Receive ACLS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Axcelis Technologies and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+4.89%1 Month Performance+6.09%3 Month Performance+37.79%Year-To-Date Performance+13.67%1 Year Performance-29.39%5 Year Performance+204.99% ACLS Stock Chart for Monday, August, 11, 2025 ACLS Chart by TradingView Axcelis Technologies 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 Capitalization08/08/2025$79.51$79.42-0.11%$80.23$78.52389,989 shs$2.50 billion08/07/2025$75.72$79.51+5.01%$80.48$77.37671,130 shs$2.55 billion08/06/2025$78.01$75.72-2.94%$77.82$74.881.09 million shs$2.43 billion08/05/2025$70.88$78.01+10.06%$84.37$75.981.58 million shs$2.51 billion08/04/2025$68.75$70.88+3.10%$70.92$67.49648,553 shs$2.28 billion08/01/2025$67.69$68.75+1.57%$69.15$65.64545,422 shs$2.21 billion07/31/2025$72.89$67.69-7.13%$71.18$67.16757,903 shs$2.17 billion07/30/2025$73.17$72.89-0.38%$74.62$71.78433,622 shs$2.34 billion07/29/2025$75.38$73.17-2.93%$77.42$73.00501,571 shs$2.35 billion07/28/2025$73.40$75.38+2.70%$75.77$73.95482,945 shs$2.42 billion Get the Latest News and Ratings for ACLS and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Axcelis Technologies and its competitors with MarketBeat's FREE daily newsletter. 07/25/2025$72.85$73.40+0.75%$73.49$71.82246,529 shs$2.36 billion07/24/2025$74.84$72.85-2.66%$74.74$71.83476,112 shs$2.34 billion07/23/2025$75.25$74.84-0.54%$76.28$73.10436,831 shs$2.40 billion07/22/2025$74.54$75.25+0.95%$76.40$73.30554,924 shs$2.42 billion07/21/2025$70.96$74.54+5.05%$75.27$71.63707,874 shs$2.28 billion07/18/2025$71.52$70.96-0.78%$72.86$70.67303,100 shs$2.28 billion07/17/2025$71.64$71.52-0.17%$72.34$70.65367,747 shs$2.30 billion07/16/2025$71.75$71.64-0.15%$71.95$69.18315,441 shs$2.30 billion07/15/2025$71.46$71.75+0.41%$74.17$71.01420,909 shs$2.31 billion07/14/2025$74.86$71.46-4.54%$74.14$70.39362,356 shs$2.30 billion07/11/2025$75.65$74.86-1.04%$76.19$74.00378,898 shs$2.41 billion07/10/2025$74.37$75.65+1.72%$76.80$74.50371,510 shs$2.43 billion Related Companies Applied Materials Stock Price Chart Cohu Stock Price Chart KLA Stock Price Chart Lam Research Stock Price Chart MKS Stock Price Chart NXP Semiconductors Stock Price Chart ON Semiconductor Stock Price Chart Teradyne Stock Price Chart Veeco Instruments Stock Price Chart Onto Innovation Stock Price Chart Receive ACLS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Axcelis Technologies and its competitors with MarketBeat's FREE daily newsletter. 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