Sonnet BioTherapeutics (SONN) Stock Chart & Stock Price History $3.22 +0.34 (+11.81%) Closing price 04:00 PM EasternExtended Trading$3.24 +0.01 (+0.47%) As of 06:05 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 TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Sonnet BioTherapeutics Stock Price Performance The Sonnet BioTherapeutics (SONN) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 47.03%, with a year-to-date return of 120.55%. In the past month, the stock has decreased 27.96%, reflecting recent market activity. As of the latest close, Sonnet BioTherapeutics traded at $2.88 with a market cap of $9.12 million and volume of 400,796 shares. Five years ago, the stock traded at a split-adjusted price of $7,983.36, representing a 99.96% decrease over that period. At the time, it had a market cap of $31.10 million and a volume of 5,295 shares. Receive SONN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Sonnet BioTherapeutics and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+14.59%1 Month Performance-27.96%3 Month Performance+149.61%Year-To-Date Performance+120.55%1 Year Performance-47.03%5 Year Performance-99.96% SONN Stock Chart for Friday, August, 8, 2025 SONN Chart by TradingView Sonnet BioTherapeutics 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$2.98$2.88-3.36%$3.18$2.83400,796 shs$9.12 million08/06/2025$2.65$2.98+12.45%$3.19$2.48794,842 shs$9.45 million08/05/2025$2.81$2.65-5.69%$2.94$2.58524,475 shs$8.40 million08/04/2025$2.81$2.81$2.96$2.61875,314 shs$8.90 million08/01/2025$3.32$2.81-15.36%$3.20$2.711.05 million shs$8.90 million07/31/2025$3.22$3.32+3.11%$3.50$3.17286,409 shs$10.52 million07/30/2025$3.26$3.22-1.23%$3.66$3.21440,075 shs$10.21 million07/29/2025$4.05$3.26-19.51%$3.92$3.101.12 million shs$10.32 million07/28/2025$3.99$4.05+1.50%$4.38$3.98565,220 shs$12.84 million07/25/2025$4.22$3.99-5.45%$4.23$3.83689,608 shs$12.65 million Get the Latest News and Ratings for SONN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Sonnet BioTherapeutics and its competitors with MarketBeat's FREE daily newsletter. 07/24/2025$4.57$4.22-7.66%$5.05$4.20712,789 shs$13.38 million07/23/2025$5.15$4.57-11.26%$5.10$4.52529,942 shs$14.47 million07/22/2025$5.15$5.15$5.19$4.161.80 million shs$16.33 million07/21/2025$6.18$5.15-16.67%$6.40$5.151.65 million shs$16.33 million07/18/2025$7.79$6.18-20.67%$7.59$5.901.55 million shs$19.59 million07/17/2025$8.61$7.79-9.52%$8.57$7.142.21 million shs$24.69 million07/16/2025$9.77$8.61-11.87%$10.34$8.252.65 million shs$27.26 million07/15/2025$9.64$9.77+1.35%$10.38$7.634.64 million shs$30.97 million07/14/2025$5.17$9.64+86.46%$19.30$7.7844.44 million shs$30.56 million07/11/2025$5.28$5.17-2.08%$5.67$4.86631,790 shs$16.39 million07/10/2025$4.64$5.28+13.79%$5.39$4.191.17 million shs$16.72 million07/09/2025$4.47$4.64+3.80%$5.10$4.321.22 million shs$14.71 million07/08/2025$4.73$4.47-5.50%$5.66$4.323.21 million shs$14.17 million07/07/2025$4.33$4.73+9.36%$6.00$4.5430.06 million shs$14.99 million Related Companies Senti Biosciences Stock Chart Gain Therapeutics Stock Chart Prelude Therapeutics Stock Chart Aadi Bioscience Stock Chart Alterity Therapeutics Stock Chart Eagle Pharmaceuticals Stock Chart Jasper Therapeutics Stock Chart CEL-SCI Stock Chart RenovoRx Stock Chart PepGen Stock Chart Receive SONN Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Sonnet BioTherapeutics and its competitors with MarketBeat's FREE daily newsletter. 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