iBio (IBIO) Stock Chart & Stock Price History $0.83 +0.02 (+2.23%) Closing price 08/28/2025 04:00 PM EasternExtended Trading$0.81 -0.01 (-1.47%) As of 06:32 AM 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 FilingsTrendsBuy 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 56.69%, with a year-to-date return of -66.32%. In the past month, the stock has increased 19.60%, reflecting recent market activity. As of the latest close, iBio traded at $0.83 with a market cap of $16.22 million and volume of 958,431 shares. 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Read our full terms of service and privacy policy. 5 Day Performance+4.31%1 Month Performance+19.60%3 Month Performance+5.57%Year-To-Date Performance-66.32%1 Year Performance-56.69% IBIO Stock Chart for Friday, August, 29, 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 Capitalization08/28/2025$0.81$0.83+2.23%$0.85$0.79958,431 shs$16.22 million08/27/2025$0.79$0.81+2.54%$0.84$0.761.32 million shs$15.86 million08/26/2025$0.85$0.79-6.94%$0.95$0.7618.07 million shs$15.47 million08/25/2025$0.79$0.85+6.93%$0.88$0.825.89 million shs$16.62 million08/22/2025$0.78$0.79+1.89%$0.82$0.74411,981 shs$13.07 million08/21/2025$0.76$0.78+2.19%$0.79$0.73509,563 shs$12.82 million08/20/2025$0.73$0.76+3.66%$0.79$0.72731,895 shs$12.55 million08/19/2025$0.74$0.73-1.33%$0.78$0.671.81 million shs$12.11 million08/18/2025$0.74$0.74+0.22%$0.80$0.721.68 million shs$12.27 million08/15/2025$0.68$0.74+9.32%$0.81$0.671.39 million shs$12.24 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. 08/14/2025$0.73$0.68-7.00%$0.75$0.66961,197 shs$11.20 million08/13/2025$0.57$0.73+27.20%$0.78$0.572.21 million shs$12.04 million08/12/2025$0.59$0.57-2.25%$0.60$0.57226,184 shs$9.47 million08/11/2025$0.59$0.59-1.33%$0.59$0.58197,610 shs$9.69 million08/08/2025$0.59$0.59-0.03%$0.60$0.56445,963 shs$9.82 million08/07/2025$0.60$0.59-0.10%$0.60$0.58375,130 shs$9.82 million08/06/2025$0.62$0.60-4.48%$0.63$0.59495,571 shs$9.83 million08/05/2025$0.63$0.62-1.64%$0.65$0.62385,314 shs$10.29 million08/04/2025$0.66$0.63-3.90%$0.66$0.63416,433 shs$10.46 million08/01/2025$0.68$0.66-3.09%$0.69$0.65371,327 shs$10.89 million07/31/2025$0.68$0.68-0.29%$0.70$0.67275,737 shs$11.23 million07/30/2025$0.69$0.68-1.15%$0.71$0.67301,043 shs$11.27 million07/29/2025$0.71$0.69-2.83%$0.72$0.67533,283 shs$11.40 million07/28/2025$0.73$0.71-3.15%$0.73$0.70477,173 shs$11.73 million Related Companies IPSC Stock Price Chart STTK Stock Price Chart ALGS Stock Price Chart TPST Stock Price Chart JSPR Stock Price Chart ATHE Stock Price Chart KLRS Stock Price Chart NBRV Stock Price Chart PYRGF Stock Price Chart GRCE 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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