Day One Biopharmaceuticals (DAWN) Stock Chart & Stock Price History $7.05 -0.14 (-1.95%) Closing price 10/14/2025 04:00 PM EasternExtended Trading$7.18 +0.13 (+1.83%) As of 10/14/2025 05:21 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 TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Day One Biopharmaceuticals Stock Price Performance The Day One Biopharmaceuticals (DAWN) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 52.46%, with a year-to-date return of -44.36%. In the past month, the stock has decreased 1.81%, reflecting recent market activity. As of the latest close, Day One Biopharmaceuticals traded at $7.05 with a market cap of $722.15 million and volume of 826,034 shares. Receive DAWN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Day One Biopharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. Subscribe Now View SMS TermsBy 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. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy. 5 Day Performance-2.56%1 Month Performance-1.81%3 Month Performance+7.31%Year-To-Date Performance-44.36%1 Year Performance-52.46% DAWN Stock Chart for Wednesday, October, 15, 2025 DAWN Chart by TradingView Day One Biopharmaceuticals 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 Capitalization10/14/2025$7.19$7.05-1.95%$7.17$7.02826,034 shs$722.15 million10/13/2025$7.24$7.19-0.62%$7.32$7.11870,387 shs$736.47 million10/10/2025$7.44$7.24-2.76%$7.51$7.231.18 million shs$741.08 million10/09/2025$7.56$7.44-1.59%$7.73$7.431.25 million shs$762.08 million10/08/2025$7.41$7.56+2.02%$7.57$7.251.20 million shs$774.39 million10/07/2025$7.30$7.41+1.51%$7.45$7.141.40 million shs$759.01 million10/06/2025$7.95$7.30-8.18%$8.01$7.271.66 million shs$747.74 million10/03/2025$7.43$7.95+7.00%$8.28$7.473.24 million shs$814.32 million10/02/2025$6.88$7.43+7.99%$7.48$6.702.75 million shs$761.07 million10/01/2025$7.05$6.88-2.41%$7.16$6.851.45 million shs$704.72 million Get the Latest News and Ratings for DAWN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Day One Biopharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 09/30/2025$6.99$7.05+0.86%$7.11$6.931.52 million shs$722.13 million09/29/2025$6.77$6.99+3.25%$7.01$6.761.23 million shs$716 million09/26/2025$6.68$6.77+1.35%$6.86$6.692.13 million shs$693.47 million09/25/2025$6.87$6.68-2.77%$6.88$6.67888,420 shs$684.23 million09/24/2025$6.84$6.87+0.44%$7.08$6.811.28 million shs$703.69 million09/23/2025$6.79$6.84+0.74%$7.00$6.701.30 million shs$700.64 million09/22/2025$6.81$6.79-0.29%$6.88$6.711.00 million shs$695.50 million09/19/2025$7.21$6.81-5.55%$7.26$6.801.91 million shs$697.55 million09/18/2025$6.99$7.21+3.15%$7.21$7.05823,145 shs$738.52 million09/17/2025$7.11$6.99-1.69%$7.27$6.97949,228 shs$716 million09/16/2025$7.18$7.11-0.97%$7.24$6.90943,943 shs$728.28 million09/15/2025$7.12$7.18+0.84%$7.27$7.07790,316 shs$735.45 million Related Companies Centessa Pharmaceuticals Stock Chart Xenon Pharmaceuticals Stock Chart CG Oncology Stock Chart uniQure Stock Chart Ultragenyx Pharmaceutical Stock Chart Apellis Pharmaceuticals Stock Chart Immunovant Stock Chart Gemini Therapeutics Stock Chart Organon & Co. 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