Compass Therapeutics (CMPX) Stock Chart & Stock Price History $1.60 -0.09 (-5.03%) Closing price 04:00 PM EasternExtended Trading$1.59 -0.01 (-0.87%) As of 07:55 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 TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Compass Therapeutics Stock Price Performance 5 Day Performance-16.08%1 Month Performance-38.83%3 Month Performance+7.05%6 Month Performance-12.11%Year-To-Date Performance+15.17%1 Year Performance-9.73% 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 CMPX Stock Chart for Thursday, April, 3, 2025 CMPX Chart by TradingViewRemove Ads Compass Therapeutics Stock Price History Daily Weekly Monthly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization04/02/2025$2.24$1.69-24.55%$2.44$1.675.72 million shs$233.70 million04/01/2025$1.90$2.24+17.89%$2.26$1.3322.34 million shs$309.75 million03/31/2025$1.99$1.90-4.52%$1.99$1.851.62 million shs$262.74 million03/28/2025$2.10$1.99-5.24%$2.17$1.97690,837 shs$275.18 million03/27/2025$2.04$2.10+2.94%$2.15$1.991.20 million shs$290.39 million03/26/2025$2.16$2.04-5.56%$2.16$2.03867,726 shs$282.10 million03/25/2025$2.37$2.16-8.86%$2.40$2.13899,153 shs$298.69 million03/24/2025$2.31$2.37+2.60%$2.41$2.30775,521 shs$327.73 million03/21/2025$2.24$2.31+3.12%$2.34$2.211.02 million shs$319.43 million03/20/2025$2.26$2.24-0.88%$2.31$2.20582,286 shs$309.75 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. 03/19/2025$2.31$2.26-2.16%$2.30$2.18680,094 shs$312.52 million03/18/2025$2.35$2.31-1.70%$2.38$2.25834,541 shs$319.43 million03/17/2025$2.46$2.35-4.47%$2.61$2.341.36 million shs$324.97 million03/14/2025$2.47$2.46-0.40%$2.67$2.451.40 million shs$340.18 million03/13/2025$2.51$2.47-1.59%$2.56$2.46458,930 shs$341.56 million03/12/2025$2.53$2.51-0.79%$2.67$2.501.16 million shs$347.09 million03/11/2025$2.37$2.53+6.75%$2.59$2.36913,863 shs$349.86 million03/10/2025$2.69$2.37-11.90%$2.62$2.30583,011 shs$327.73 million03/07/2025$2.62$2.69+2.67%$2.79$2.60573,736 shs$371.98 million03/06/2025$2.77$2.62-5.42%$2.74$2.60510,893 shs$360.48 million03/05/2025$2.78$2.77-0.36%$2.98$2.68700,222 shs$381.12 million03/04/2025$2.73$2.78+1.83%$2.80$2.64600,096 shs$382.50 million03/03/2025$2.90$2.73-5.86%$3.02$2.601.06 million shs$375.62 million Related Companies MLYS Stock Price Chart GPCR Stock Price Chart SYRE Stock Price Chart ELVN Stock Price Chart COLL Stock Price Chart NRIX Stock Price Chart VIR Stock Price Chart PAHC Stock Price Chart XERS Stock Price Chart OCS 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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