Sionna Therapeutics (SION) Stock Chart & Stock Price History $12.59 +0.56 (+4.66%) As of 12:08 PM Eastern Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesSEC FilingsTrendsBuy This Stock Sionna Therapeutics Stock Price Performance 5 Day Performance-0.91%1 Month Performance+18.41% Receive SION Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Sionna Therapeutics and its competitors with MarketBeat's FREE daily newsletter. Email Address SION Stock Chart for Thursday, May, 1, 2025 SION Chart by TradingView Sionna Therapeutics Stock Price History Daily Weekly Monthly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization04/30/2025$12.04$12.03-0.08%$12.96$10.9784,999 shs$530.81 million04/29/2025$12.04$12.04$12.18$11.26145,488 shs$531.25 million04/28/2025$12.14$12.04-0.82%$12.42$11.8588,535 shs$531.25 million04/25/2025$12.60$12.14-3.65%$12.53$11.6072,080 shs$535.67 million04/24/2025$13.09$12.60-3.74%$13.30$12.2781,843 shs$555.96 million04/23/2025$11.93$13.09+9.72%$13.42$12.29104,320 shs$577.58 million04/22/2025$11.30$11.93+5.58%$12.17$11.2798,930 shs$526.40 million04/21/2025$11.07$11.30+2.08%$11.98$10.0797,910 shs$498.60 million04/18/2025$11.07$11.07$11.51$9.39186,207 shs$488.45 million04/17/2025$10.00$11.07+10.70%$11.51$9.39186,207 shs$488.45 million Get the Latest News and Ratings for SION and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Sionna Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 04/16/2025$9.52$10.00+5.04%$10.39$9.24137,952 shs$441.24 million04/15/2025$8.91$9.52+6.85%$9.61$8.60129,780 shs$420.06 million04/14/2025$7.87$8.91+13.21%$8.91$7.76132,838 shs$393.15 million04/11/2025$7.66$7.87+2.74%$8.03$7.26130,872 shs$347.26 million04/10/2025$8.88$7.66-13.74%$8.72$7.65148,634 shs$337.99 million04/09/2025$8.95$8.88-0.78%$9.06$7.85187,134 shs$391.82 million04/09/2025$8.95$8.88-0.78%$9.06$7.85187,134 shs$391.82 million04/08/2025$9.73$8.95-8.02%$10.72$8.72213,271 shs$394.91 million04/08/2025$9.73$8.95-8.02%$10.72$8.72213,271 shs$394.91 million04/07/2025$9.97$9.73-2.41%$9.94$8.94123,696 shs$429.33 million04/04/2025$11.61$9.97-14.13%$11.75$9.89200,798 shs$439.92 million04/03/2025$11.83$11.61-1.86%$13.13$11.31209,754 shs$512.28 million04/02/2025$10.16$11.83+16.44%$12.32$9.89292,789 shs$521.99 million04/01/2025$10.46$10.16-2.87%$10.31$9.37248,530 shs$448.30 million03/31/2025$11.56$10.46-9.52%$10.91$10.27143,838 shs$461.54 million Related Companies DNLI Stock Price Chart APLS Stock Price Chart AAPG Stock Price Chart KYMR Stock Price Chart VCEL Stock Price Chart MIRM Stock Price Chart BEAM Stock Price Chart GMTX Stock Price Chart BHC Stock Price Chart TARS Stock Price Chart Receive SION Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Sionna Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 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