CytomX Therapeutics (CTMX) Stock Chart & Stock Price History $2.35 +0.25 (+11.90%) Closing price 04:00 PM EasternExtended Trading$2.30 -0.06 (-2.34%) As of 05:22 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 TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock CytomX Therapeutics Stock Price Performance The CytomX Therapeutics (CTMX) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 99.15%, with a year-to-date return of 128.16%. In the past month, the stock has decreased 2.08%, reflecting recent market activity. As of the latest close, CytomX Therapeutics traded at $2.10 with a market cap of $169.30 million and volume of 2.65 million shares. Five years ago, the stock traded at $7.62, representing a 69.16% decrease over that period. At the time, it had a market cap of $354.04 million and a volume of 425,536 shares. Receive CTMX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for CytomX Therapeutics and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance0.00%1 Month Performance-2.08%3 Month Performance+114.61%Year-To-Date Performance+128.16%1 Year Performance+99.15%5 Year Performance-69.16% CTMX Stock Chart for Friday, August, 8, 2025 CTMX Chart by TradingView CytomX 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 Capitalization08/07/2025$2.17$2.10-3.23%$2.23$2.072.65 million shs$169.30 million08/06/2025$2.37$2.17-8.44%$2.39$2.161.93 million shs$174.95 million08/05/2025$2.39$2.37-0.84%$2.40$2.35771,812 shs$191.07 million08/04/2025$2.35$2.39+1.70%$2.40$2.351.17 million shs$192.68 million08/01/2025$2.19$2.35+7.31%$2.40$2.181.45 million shs$189.46 million07/31/2025$2.32$2.19-5.60%$2.39$2.191.53 million shs$176.56 million07/30/2025$2.25$2.32+3.11%$2.35$2.251.05 million shs$187.04 million07/29/2025$2.39$2.25-5.86%$2.37$2.182.73 million shs$181.40 million07/28/2025$2.40$2.39-0.42%$2.41$2.351.33 million shs$192.68 million07/25/2025$2.39$2.40+0.42%$2.47$2.351.28 million shs$193.49 million Get the Latest News and Ratings for CTMX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for CytomX Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 07/24/2025$2.43$2.39-1.65%$2.43$2.36710,121 shs$192.68 million07/23/2025$2.39$2.43+1.67%$2.46$2.361.64 million shs$195.91 million07/22/2025$2.38$2.39+0.42%$2.44$2.321.60 million shs$192.68 million07/21/2025$2.38$2.38$2.50$2.32992,240 shs$191.88 million07/18/2025$2.38$2.38$2.50$2.38673,020 shs$191.88 million07/17/2025$2.39$2.38-0.42%$2.50$2.38973,923 shs$191.88 million07/16/2025$2.40$2.39-0.42%$2.47$2.38965,065 shs$192.68 million07/15/2025$2.39$2.40+0.42%$2.45$2.37643,333 shs$193.49 million07/14/2025$2.42$2.39-1.24%$2.43$2.36815,909 shs$192.68 million07/11/2025$2.60$2.42-6.92%$2.63$2.401.54 million shs$195.10 million07/10/2025$2.49$2.60+4.42%$2.79$2.443.71 million shs$209.61 million07/09/2025$2.40$2.49+3.75%$2.54$2.392.16 million shs$200.75 million07/08/2025$2.37$2.40+1.27%$2.48$2.331.35 million shs$193.49 million07/07/2025$2.49$2.37-4.82%$2.47$2.361.99 million shs$191.07 million Related Companies uniQure Stock Chart Pharming Group Stock Chart Cronos Group Stock Chart Sionna Therapeutics Stock Chart AnaptysBio Stock Chart GH Research Stock Chart Ginkgo Bioworks Stock Chart Niagen Bioscience Stock Chart Tango Therapeutics Stock Chart Stoke Therapeutics Stock Chart Receive CTMX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for CytomX Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 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