Keros Therapeutics (KROS) Stock Chart & Stock Price History $11.22 +0.24 (+2.19%) Closing price 04:00 PM EasternExtended Trading$11.20 -0.02 (-0.13%) As of 04:10 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 Massive. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Keros Therapeutics Stock Price Performance The Keros Therapeutics (KROS) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 20.09%, with a year-to-date return of -44.89%. In the past month, the stock has decreased 0.80%, reflecting recent market activity. As of the latest close, Keros Therapeutics traded at $10.98 with a market cap of $217.32 million and volume of 521,683 shares. Five years ago, the stock traded at $49.80, representing a 77.47% decrease over that period. At the time, it had a market cap of $1.16 billion and a volume of 82,580 shares. Receive KROS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Keros Therapeutics and its competitors with MarketBeat's FREE daily newsletter. Subscribe Now View SMS TermsSMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. 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Read our full terms of service and privacy policy. 5 Day Performance+6.86%1 Month Performance-0.80%3 Month Performance-30.74%Year-To-Date Performance-44.89%1 Year Performance-20.09%5 Year Performance-77.47% KROS Stock Chart for Thursday, May, 21, 2026 KROS Chart by TradingView Keros 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 DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization05/20/2026$9.91$10.98+10.80%$11.03$9.98521,683 shs$217.32 million05/19/2026$10.16$9.91-2.46%$10.28$9.79413,208 shs$196.12 million05/18/2026$10.50$10.16-3.24%$10.97$10.07395,711 shs$201.07 million05/15/2026$10.99$10.50-4.46%$10.83$10.30572,196 shs$207.80 million05/14/2026$11.99$10.99-8.34%$11.81$10.32725,378 shs$217.47 million05/13/2026$11.65$11.99+2.92%$12.01$11.41345,655 shs$237.28 million05/12/2026$12.01$11.65-3.00%$12.01$11.28343,512 shs$230.55 million05/11/2026$12.07$12.01-0.50%$12.21$11.55262,520 shs$237.65 million05/08/2026$11.64$12.07+3.69%$12.11$11.38394,560 shs$230.33 million05/07/2026$11.78$11.64-1.19%$11.74$11.35157,107 shs$230.36 million Get the Latest News and Ratings for KROS and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Keros Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 05/06/2026$11.77$11.78+0.08%$11.95$11.58305,464 shs$233.13 million05/05/2026N/A$11.77$11.84$11.45309,696 shs$232.91 million04/30/2026$11.10$11.12+0.18%$11.19$10.88266,361 shs$220.04 million04/29/2026$11.37$11.10-2.37%$11.23$10.95209,685 shs$219.65 million04/28/2026$11.01$11.37+3.27%$11.49$11.04269,369 shs$225.01 million04/27/2026$11.51$11.01-4.34%$11.69$10.98382,319 shs$217.89 million04/24/2026$11.56$11.51-0.43%$11.59$11.34257,569 shs$226.98 million04/23/2026$11.44$11.56+1.05%$11.58$11.40252,593 shs$227.94 million04/22/2026$11.31$11.44+1.15%$11.51$11.33184,182 shs$225.60 million04/21/2026$11.66$11.31-3.00%$11.58$11.25293,632 shs$223.03 million04/20/2026$11.67$11.66-0.09%$11.84$11.60225,794 shs$229.94 million Related Companies Schrodinger Stock Price Chart LB Pharmaceuticals Stock Price Chart MeiraGTx Stock Price Chart Xencor Stock Price Chart Pharming Group Stock Price Chart Annexon Stock Price Chart Janux Therapeutics Stock Price Chart Sana Biotechnology Stock Price Chart Oric Pharmaceuticals Stock Price Chart Vor Biopharma Stock Price Chart Receive KROS Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Keros Therapeutics and its competitors with MarketBeat's FREE daily newsletter. This page (NASDAQ:KROS) was last updated on 5/21/2026 by MarketBeat.com Staff. 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