Sionna Therapeutics (SION) Stock Chart & Stock Price History $25.72 +0.59 (+2.35%) As of 04:00 PM Eastern Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsHeadlinesInsider TradesOwnershipSEC FilingsTrendsBuy This Stock Sionna Therapeutics Stock Price Performance The Sionna Therapeutics (SION) stock chart highlights key performance trends across multiple timeframes. In the past month, the stock has increased 29.57%, reflecting recent market activity. As of the latest close, Sionna Therapeutics traded at $25.13 with a market cap of $1.11 billion and volume of 174,627 shares. 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. 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+5.45%1 Month Performance+29.57%3 Month Performance+102.04% SION Stock Chart for Thursday, August, 28, 2025 SION Chart by TradingView Sionna 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 Capitalization08/27/2025$25.22$25.13-0.36%$25.88$24.48174,627 shs$1.11 billion08/26/2025$24.06$25.22+4.82%$25.49$24.03156,461 shs$1.11 billion08/25/2025$24.39$24.06-1.35%$24.73$23.67135,440 shs$1.06 billion08/22/2025$23.74$24.39+2.74%$25.00$23.35184,624 shs$1.08 billion08/21/2025$22.77$23.74+4.26%$23.78$20.95152,268 shs$1.05 billion08/20/2025$21.48$22.77+6.01%$24.07$21.13430,065 shs$1.01 billion08/19/2025$21.39$21.48+0.42%$21.61$20.66152,686 shs$948.13 million08/18/2025$20.82$21.39+2.74%$21.99$20.50334,523 shs$944.16 million08/15/2025$20.91$20.82-0.43%$21.19$20.26260,156 shs$919.00 million08/14/2025$20.91$20.91$21.22$20.39172,270 shs$922.97 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. 08/13/2025$20.99$20.91-0.38%$21.29$20.50175,393 shs$922.63 million08/12/2025$20.03$20.99+4.79%$21.70$19.89421,021 shs$926.08 million08/11/2025$17.67$20.03+13.36%$20.07$17.12165,449 shs$883.72 million08/08/2025$17.28$17.67+2.26%$17.78$17.09165,142 shs$779.60 million08/07/2025$16.98$17.28+1.77%$17.78$16.87121,479 shs$762.46 million08/06/2025$17.53$16.98-3.14%$18.15$16.48152,725 shs$749.16 million08/05/2025$17.12$17.53+2.39%$18.22$16.82107,682 shs$773.42 million08/04/2025$16.92$17.12+1.18%$17.28$16.5079,593 shs$755.40 million08/01/2025$16.76$16.92+0.95%$17.23$16.38118,284 shs$746.51 million07/31/2025$17.75$16.76-5.58%$18.65$16.5089,893 shs$739.52 million07/30/2025$18.33$17.75-3.16%$19.58$17.66158,766 shs$783.13 million07/29/2025$19.85$18.33-7.66%$20.55$18.1042,859 shs$808.72 million07/28/2025$19.10$19.85+3.93%$20.15$18.55140,481 shs$875.86 million Related Companies ACAD Stock Price Chart PCVX Stock Price Chart TLX Stock Price Chart ADMA Stock Price Chart LNTH Stock Price Chart ACLX Stock Price Chart PTCT Stock Price Chart AKRO Stock Price Chart ZLAB Stock Price Chart APLS 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. This page (NASDAQ:SION) was last updated on 8/28/2025 by MarketBeat.com Staff From Our PartnersINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | SponsoredElon’s BIGGEST warning yet?Tesla's About to Prove Everyone Wrong... Again Back in 2018, when Jeff Brown told everyone to buy Tesla… ...Brownstone Research | SponsoredEveryone’s watching Nvidia right now. Here’s why I’m excited.So, unless you’ve been living under a rock, you probably saw the news… Nvidia just signed a $7 BILLION deal...Timothy Sykes | SponsoredThis strange black card is showing up across America"THIS is the Biggest Economic Story of 2025" While most Americans are focused on tariffs and inflation, the...Stansberry Research | SponsoredHow high will gold surge?Weiss Gold Veteran Makes Shocking New Call Weiss expert Sean Brodrick went out on a limb last year and decl...Weiss Ratings | SponsoredIs This Stock the 'Next Nvidia'?'AI Bottleneck' Now Threatens Entire Magnificent 7 A new critical failure has appeared in the AI market, an...Altimetry | SponsoredBONUS GUIDE - Ben Stein Prepares For the Next Financial CrisisWith inflation high, debt soaring, and global tensions rising, a financial storm may be brewing. Economist ...Goldco Precious Metals | SponsoredThis is my Christian duty“This land I will give to you…” — a 4,000-year-old line from Genesis may hold the key to unlocking a $150 tril...Paradigm Press | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Sionna Therapeutics, Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Sionna Therapeutics With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
MarketBeat All Access