Summit Therapeutics (SMMT) Stock Chart & Stock Price History $24.86 -3.39 (-12.00%) As of 12:39 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Summit Therapeutics Stock Price Performance The Summit Therapeutics (SMMT) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 126.42%, with a year-to-date return of 39.36%. In the past month, the stock has decreased 0.56%, reflecting recent market activity. As of the latest close, Summit Therapeutics traded at $28.25 with a market cap of $20.98 billion and volume of 1.88 million shares. Five years ago, the stock traded at $3.54, representing a 602.29% increase over that period. At the time, it had a market cap of $116.63 million and a volume of 159,300 shares. Receive SMMT Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Summit Therapeutics and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-11.43%1 Month Performance-0.56%3 Month Performance-1.58%Year-To-Date Performance+39.36%1 Year Performance+126.42%5 Year Performance+602.29% SMMT Stock Chart for Tuesday, August, 12, 2025 SMMT Chart by TradingView Summit 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 Capitalization08/11/2025$28.66$28.25-1.43%$29.36$27.581.88 million shs$20.98 billion08/08/2025$28.07$28.66+2.10%$29.25$28.201.92 million shs$21.28 billion08/07/2025$28.52$28.07-1.58%$28.50$27.101.72 million shs$20.85 billion08/06/2025$29.13$28.52-2.09%$29.17$28.182.24 million shs$21.18 billion08/05/2025$29.32$29.13-0.65%$30.98$28.613.89 million shs$21.63 billion08/04/2025$27.07$29.32+8.31%$29.56$26.902.91 million shs$21.78 billion08/01/2025$26.37$27.07+2.65%$27.44$25.411.92 million shs$20.10 billion07/31/2025$26.66$26.37-1.09%$27.50$26.101.95 million shs$19.58 billion07/30/2025$26.74$26.66-0.30%$27.69$26.263.37 million shs$19.80 billion07/29/2025$27.45$26.74-2.59%$27.73$26.501.89 million shs$19.86 billion Get the Latest News and Ratings for SMMT and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Summit Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 07/28/2025$28.67$27.45-4.26%$28.71$27.302.19 million shs$20.39 billion07/25/2025$27.57$28.67+3.99%$29.07$27.281.79 million shs$21.29 billion07/24/2025$28.01$27.57-1.57%$28.32$27.051.79 million shs$20.48 billion07/23/2025$26.54$28.01+5.54%$28.15$26.573.22 million shs$20.80 billion07/22/2025$26.34$26.54+0.76%$26.91$25.811.64 million shs$19.71 billion07/21/2025$26.20$26.34+0.53%$27.25$26.231.92 million shs$19.56 billion07/18/2025$27.63$26.20-5.18%$28.13$26.053.00 million shs$19.46 billion07/17/2025$28.27$27.63-2.26%$28.61$27.243.08 million shs$20.52 billion07/16/2025$24.36$28.27+16.05%$28.62$25.006.14 million shs$21.00 billion07/15/2025$25.40$24.36-4.09%$25.55$24.091.80 million shs$18.09 billion07/14/2025$25.00$25.40+1.60%$25.61$24.632.97 million shs$18.86 billion07/11/2025$25.88$25.00-3.40%$25.72$24.762.23 million shs$18.57 billion Related Companies Merck & Co., Inc. Stock Chart GSK Stock Chart Takeda Pharmaceutical Stock Chart argenex Stock Chart BeOne Medicines Stock Chart BioNTech Stock Chart Insmed Stock Chart Teva Pharmaceutical Industries Stock Chart Genmab A/S Stock Chart Ascendis Pharma A/S Stock Chart Receive SMMT Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Summit Therapeutics and its competitors with MarketBeat's FREE daily newsletter. This page (NASDAQ:SMMT) was last updated on 8/12/2025 by MarketBeat.com Staff From Our PartnersWhy Elon put $51 million into thisChris Rowe has made legendary calls—Tesla at $13, Nvidia at $40, Bitcoin under $1,000, Amazon at 12 cents. 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