Compass Therapeutics (CMPX) Stock Chart & Stock Price History $3.15 +0.02 (+0.64%) Closing price 04:00 PM EasternExtended Trading$3.17 +0.02 (+0.67%) As of 04:59 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 205.83%, with a year-to-date return of 117.24%. In the past month, the stock has increased 43.84%, reflecting recent market activity. As of the latest close, Compass Therapeutics traded at $3.13 with a market cap of $432.82 million and volume of 721,949 shares. 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Email Address 5 Day Performance+16.67%1 Month Performance+43.84%3 Month Performance+80.00%Year-To-Date Performance+117.24%1 Year Performance+205.83% CMPX Stock Chart for Thursday, July, 17, 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 Capitalization07/16/2025$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 million07/11/2025$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 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. 07/02/2025$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 million06/24/2025$2.54$2.62+3.15%$2.65$2.50522,551 shs$362.29 million06/23/2025$2.40$2.54+5.83%$2.57$2.32683,614 shs$351.23 million06/20/2025$2.38$2.40+0.84%$2.44$2.291.26 million shs$331.88 million06/19/2025$2.38$2.38$2.44$2.18765,396 shs$329.11 million06/18/2025$2.19$2.38+8.68%$2.44$2.18765,396 shs$329.11 million06/17/2025$2.37$2.19-7.59%$2.47$2.17797,072 shs$302.84 million06/16/2025$2.41$2.37-1.66%$2.49$2.36569,499 shs$327.73 million Related Companies JANX Stock Price Chart BHVN Stock Price Chart ANIP Stock Price Chart MESO Stock Price Chart EWTX Stock Price Chart TVTX Stock Price Chart CVAC Stock Price Chart PAHC Stock Price Chart ABCL Stock Price Chart CALT 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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