Compass Therapeutics (CMPX) Stock Chart & Stock Price History $3.18 +0.02 (+0.63%) Closing price 07/25/2025 04:00 PM EasternExtended Trading$3.24 +0.05 (+1.73%) As of 07/25/2025 07:23 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 EventsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Compass Therapeutics Stock Price Performance The Compass Therapeutics (CMPX) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 194.44%, with a year-to-date return of 119.31%. In the past month, the stock has increased 22.31%, reflecting recent market activity. As of the latest close, Compass Therapeutics traded at $3.18 with a market cap of $439.73 million and volume of 594,165 shares. Receive CMPX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Compass Therapeutics and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+3.58%1 Month Performance+22.31%3 Month Performance+63.92%Year-To-Date Performance+119.31%1 Year Performance+194.44% CMPX Stock Chart for Saturday, July, 26, 2025 CMPX Chart by TradingView Compass Therapeutics 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 Capitalization07/25/2025$3.16$3.18+0.63%$3.21$3.11594,165 shs$439.73 million07/24/2025$3.33$3.16-5.11%$3.37$3.13804,895 shs$436.97 million07/23/2025$3.07$3.33+8.47%$3.45$3.081.17 million shs$460.48 million07/22/2025$3.07$3.07$3.13$2.96527,627 shs$424.52 million07/21/2025$3.00$3.07+2.33%$3.14$2.99594,692 shs$424.52 million07/18/2025$3.15$3.00-4.76%$3.22$2.97662,402 shs$414.84 million07/17/2025$3.13$3.15+0.64%$3.27$3.101.24 million shs$435.59 million07/16/2025$2.98$3.13+5.03%$3.18$2.97721,949 shs$432.82 million07/15/2025$2.92$2.98+2.05%$3.08$2.861.11 million shs$412.08 million07/14/2025$2.70$2.92+8.15%$3.00$2.66906,937 shs$403.79 million Get the Latest News and Ratings for CMPX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Compass Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 07/11/2025$2.85$2.70-5.26%$2.84$2.641.01 million shs$373.36 million07/10/2025$2.74$2.85+4.01%$2.89$2.74905,416 shs$394.10 million07/09/2025$2.65$2.74+3.40%$2.78$2.64598,393 shs$378.89 million07/08/2025$2.64$2.65+0.38%$2.70$2.62319,868 shs$366.45 million07/07/2025$2.78$2.64-4.86%$2.80$2.63533,931 shs$365.06 million07/04/2025$2.78$2.78$2.87$2.61794,726 shs$383.74 million07/03/2025$2.62$2.78+5.92%$2.87$2.61794,726 shs$383.73 million07/02/2025$2.58$2.62+1.55%$2.80$2.55778,844 shs$362.29 million07/01/2025$2.60$2.58-0.77%$2.67$2.50611,592 shs$356.76 million06/30/2025$2.56$2.60+1.56%$2.68$2.55445,907 shs$359.53 million06/27/2025$2.60$2.56-1.54%$2.71$2.523.01 million shs$354.00 million06/26/2025$2.69$2.60-3.35%$2.69$2.53734,176 shs$359.53 million06/25/2025$2.62$2.69+2.67%$2.76$2.59781,112 shs$371.98 million Related Companies ADPT Stock Price Chart SDGR Stock Price Chart JANX Stock Price Chart ETNB Stock Price Chart EVO Stock Price Chart VERA Stock Price Chart ANIP Stock Price Chart BHVN Stock Price Chart TVTX Stock Price Chart EWTX Stock Price Chart Receive CMPX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Compass Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 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