iBio (IBIO) Stock Chart & Stock Price History $0.79 -0.06 (-7.34%) Closing price 10/10/2025 04:00 PM EasternExtended Trading$0.77 -0.02 (-2.69%) As of 10/10/2025 07:56 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 ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock iBio Stock Price Performance The iBio (IBIO) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 69.91%, with a year-to-date return of -67.70%. In the past month, the stock has decreased 17.84%, reflecting recent market activity. As of the latest close, iBio traded at $0.79 with a market cap of $16.03 million and volume of 442,165 shares. 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Read our full terms of service and privacy policy. 5 Day Performance-6.88%1 Month Performance-17.84%3 Month Performance-2.86%Year-To-Date Performance-67.70%1 Year Performance-69.91% IBIO Stock Chart for Saturday, October, 11, 2025 IBIO Chart by TradingView iBio 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 Capitalization10/10/2025$0.85$0.79-7.34%$0.85$0.78442,165 shs$16.03 million10/09/2025$0.87$0.85-1.42%$0.88$0.83252,141 shs$16.79 million10/08/2025$0.87$0.87-0.35%$0.89$0.85290,791 shs$17.03 million10/07/2025$0.85$0.87+2.29%$0.88$0.84364,409 shs$17.09 million10/06/2025$0.86$0.85-1.13%$0.86$0.83359,312 shs$16.70 million10/03/2025$0.83$0.86+3.07%$0.86$0.82413,693 shs$16.89 million10/02/2025$0.82$0.83+1.23%$0.85$0.81211,248 shs$16.39 million10/01/2025$0.83$0.82-0.48%$0.83$0.81169,802 shs$16.19 million09/30/2025$0.84$0.83-1.04%$0.84$0.80179,986 shs$16.27 million09/29/2025$0.81$0.84+3.14%$0.85$0.80314,573 shs$16.44 million Get the Latest News and Ratings for IBIO and Related StocksEnter your email address below to receive the latest news and analysts' ratings for iBio and its competitors with MarketBeat's FREE daily newsletter. 09/26/2025$0.80$0.81+1.79%$0.82$0.78174,887 shs$15.94 million09/25/2025$0.83$0.80-3.64%$0.83$0.78257,040 shs$15.66 million09/24/2025$0.80$0.83+3.70%$0.84$0.80330,327 shs$16.25 million09/23/2025$0.81$0.80-1.68%$0.82$0.77384,697 shs$15.67 million09/22/2025$0.86$0.81-5.62%$0.87$0.80576,202 shs$15.94 million09/19/2025$0.87$0.86-1.24%$0.89$0.82375,760 shs$16.89 million09/18/2025$0.84$0.87+3.22%$0.89$0.85311,702 shs$17.10 million09/17/2025$0.86$0.84-2.48%$0.89$0.83337,719 shs$16.57 million09/16/2025$0.89$0.86-3.39%$0.91$0.85486,631 shs$16.99 million09/15/2025$0.93$0.89-4.17%$0.95$0.88394,871 shs$17.58 million09/12/2025$0.96$0.93-3.07%$0.96$0.92472,960 shs$18.35 million09/11/2025$0.88$0.96+9.11%$0.97$0.851.01 million shs$18.93 million09/10/2025$0.83$0.88+5.99%$0.90$0.82727,725 shs$17.35 million Related Companies GANX Stock Price Chart OSTX Stock Price Chart ANL Stock Price Chart ELYM Stock Price Chart INKT Stock Price Chart QNTM Stock Price Chart ZIVO Stock Price Chart CVM Stock Price Chart ALGS Stock Price Chart RLMD Stock Price Chart Receive IBIO Stock News and Ratings via EmailSign-up to receive the latest news and ratings for iBio and its competitors with MarketBeat's FREE daily newsletter. 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