iTeos Therapeutics (ITOS) Stock Chart & Stock Price History $10.11 -0.01 (-0.10%) Closing price 04:00 PM EasternExtended Trading$10.12 +0.01 (+0.10%) As of 04:20 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 InterestTrendsBuy This Stock iTeos Therapeutics Stock Price Performance The iTeos Therapeutics (ITOS) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 32.96%, with a year-to-date return of 31.64%. In the past month, the stock has decreased 2.32%, reflecting recent market activity. As of the latest close, iTeos Therapeutics traded at $10.12 with a market cap of $447.36 million and volume of 914,705 shares. Five years ago, the stock traded at $31.40, representing a 67.80% decrease over that period. At the time, it had a market cap of $1.00 billion and a volume of 63,072 shares. Receive ITOS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for iTeos Therapeutics and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance0.00%1 Month Performance-2.32%3 Month Performance+33.03%Year-To-Date Performance+31.64%1 Year Performance-32.96%5 Year Performance-67.80% ITOS Stock Chart for Thursday, August, 14, 2025 ITOS Chart by TradingView iTeos 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 Capitalization08/13/2025$10.10$10.12+0.20%$10.15$10.10914,705 shs$447.36 million08/12/2025$10.11$10.10-0.10%$10.17$10.101.40 million shs$446.52 million08/11/2025$10.11$10.11$10.13$10.10735,740 shs$446.96 million08/08/2025$10.13$10.11-0.20%$10.15$10.101.02 million shs$386.91 million08/07/2025$10.11$10.13+0.20%$10.14$10.101.23 million shs$387.72 million08/06/2025$10.11$10.11$10.12$10.091.07 million shs$386.91 million08/05/2025$10.10$10.11+0.10%$10.11$10.081.06 million shs$386.91 million08/04/2025$10.09$10.10+0.10%$10.13$10.091.14 million shs$386.57 million08/01/2025$10.14$10.09-0.49%$10.15$10.091.54 million shs$386.19 million07/31/2025$10.12$10.14+0.20%$10.16$10.11962,742 shs$388.06 million Get the Latest News and Ratings for ITOS and Related StocksEnter your email address below to receive the latest news and analysts' ratings for iTeos Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 07/30/2025$10.11$10.12+0.10%$10.16$10.10857,469 shs$387.29 million07/29/2025$10.11$10.11$10.14$10.10931,299 shs$386.91 million07/28/2025$10.17$10.11-0.59%$10.20$10.11694,830 shs$386.95 million07/25/2025$10.15$10.17+0.20%$10.20$10.111.05 million shs$389.25 million07/24/2025$10.13$10.15+0.20%$10.18$10.12977,248 shs$388.44 million07/23/2025$10.12$10.13+0.10%$10.18$10.101.05 million shs$387.68 million07/22/2025$10.13$10.12-0.10%$10.19$10.102.10 million shs$387.33 million07/21/2025$10.26$10.13-1.27%$10.47$10.1113.07 million shs$387.68 million07/18/2025$10.26$10.26$10.36$10.26528,642 shs$392.65 million07/17/2025$10.28$10.26-0.19%$10.32$10.23932,581 shs$392.65 million07/16/2025$10.31$10.28-0.29%$10.39$10.27448,887 shs$393.46 million07/15/2025$10.35$10.31-0.39%$10.39$10.251.16 million shs$394.56 million07/14/2025$10.29$10.35+0.58%$10.41$10.251.12 million shs$396.09 million Related Companies BEAM Stock Chart SRPT Stock Chart ARQT Stock Chart ANIP Stock Chart SPRY Stock Chart APGE Stock Chart IMCR Stock Chart DYN Stock Chart CDTX Stock Chart TWST Stock Chart Receive ITOS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for iTeos Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 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