Arcellx (ACLX) Stock Chart & Stock Price History $76.19 -1.49 (-1.92%) Closing price 09/12/2025 04:00 PM EasternExtended Trading$76.19 0.00 (0.00%) As of 09/12/2025 05:56 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 ForecastsChartCompetitorsEarningsFDA EventsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Arcellx Stock Price Performance The Arcellx (ACLX) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 0.91%, with a year-to-date return of -0.65%. In the past month, the stock has increased 7.26%, reflecting recent market activity. As of the latest close, Arcellx traded at $76.19 with a market cap of $4.23 billion and volume of 785,516 shares. 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Read our full terms of service and privacy policy. 5 Day Performance+7.14%1 Month Performance+7.26%3 Month Performance+15.44%Year-To-Date Performance-0.65%1 Year Performance-0.91% ACLX Stock Chart for Saturday, September, 13, 2025 ACLX Chart by TradingView Arcellx 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 Capitalization09/12/2025$77.68$76.19-1.92%$78.61$76.06785,516 shs$4.23 billion09/11/2025$72.71$77.68+6.84%$77.69$72.14912,210 shs$4.31 billion09/10/2025$72.04$72.71+0.93%$72.81$70.12399,893 shs$4.03 billion09/09/2025$71.11$72.04+1.31%$72.08$70.11226,756 shs$4.00 billion09/08/2025$72.62$71.11-2.08%$72.92$70.31355,575 shs$3.94 billion09/05/2025$72.16$72.62+0.64%$73.10$70.78364,164 shs$4.03 billion09/04/2025$71.22$72.16+1.32%$72.50$69.96296,350 shs$4.00 billion09/03/2025$69.75$71.22+2.11%$71.30$69.32329,486 shs$3.95 billion09/02/2025$69.39$69.75+0.52%$70.63$67.00545,803 shs$3.87 billion09/01/2025$69.39$69.39$70.88$69.00518,763 shs$3.85 billion Get the Latest News and Ratings for ACLX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Arcellx and its competitors with MarketBeat's FREE daily newsletter. 08/29/2025$70.25$69.39-1.22%$70.88$69.00518,763 shs$3.85 billion08/28/2025$69.90$70.25+0.50%$70.66$68.252.29 million shs$3.90 billion08/27/2025$69.90$69.90$71.02$69.45254,619 shs$3.88 billion08/26/2025$68.49$69.90+2.06%$70.06$68.23323,739 shs$3.88 billion08/25/2025$71.28$68.49-3.91%$70.52$68.10413,004 shs$3.80 billion08/22/2025$71.77$71.28-0.68%$73.34$70.94454,774 shs$3.95 billion08/21/2025$71.51$71.77+0.36%$72.21$69.74385,889 shs$3.98 billion08/20/2025$72.00$71.51-0.68%$72.47$69.00398,936 shs$3.97 billion08/19/2025$71.82$72.00+0.25%$72.88$70.82410,494 shs$3.99 billion08/18/2025$74.08$71.82-3.05%$74.73$71.29674,665 shs$3.98 billion08/15/2025$71.86$74.08+3.09%$74.20$71.18617,614 shs$4.11 billion08/14/2025$71.03$71.86+1.17%$72.52$68.66510,231 shs$3.99 billion08/13/2025$72.52$71.03-2.05%$73.03$66.521.30 million shs$3.94 billion08/12/2025$69.10$72.52+4.95%$72.81$69.10490,724 shs$4.00 billion Related Companies ASND Stock Chart VTRS Stock Chart RDY Stock Chart QGEN Stock Chart BBIO Stock Chart MRNA Stock Chart VRNA Stock Chart ELAN Stock Chart ROIV Stock Chart RVMD Stock Chart Receive ACLX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Arcellx and its competitors with MarketBeat's FREE daily newsletter. 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