Dyadic International (DYAI) Stock Chart & Stock Price History $1.07 +0.09 (+9.01%) Closing price 04:00 PM EasternExtended Trading$1.07 0.00 (-0.28%) As of 04:55 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 TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Dyadic International Stock Price Performance The Dyadic International (DYAI) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 10.08%, with a year-to-date return of -38.86%. In the past month, the stock has increased 35.41%, reflecting recent market activity. As of the latest close, Dyadic International traded at $0.98 with a market cap of $35.52 million and volume of 113,371 shares. Five years ago, the stock traded at $8.06, representing a 86.72% decrease over that period. At the time, it had a market cap of $221.51 million and a volume of 156,979 shares. Receive DYAI Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Dyadic International 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. 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Read our full terms of service and privacy policy. 5 Day Performance+10.66%1 Month Performance+35.41%3 Month Performance+8.08%Year-To-Date Performance-38.86%1 Year Performance-10.08%5 Year Performance-86.72% DYAI Stock Chart for Friday, September, 19, 2025 DYAI Chart by TradingView Dyadic International 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 Capitalization09/19/2025$0.98$1.07+9.01%$1.09$0.98276,236 shs$38.72 million09/18/2025$1.00$0.98-1.84%$1.02$0.97113,371 shs$35.52 million09/17/2025$0.99$1.00+0.93%$1.07$0.98264,636 shs$36.19 million09/16/2025$0.97$0.99+2.62%$1.03$0.96177,697 shs$35.86 million09/15/2025$0.97$0.97-0.14%$0.98$0.9471,912 shs$34.94 million09/12/2025$0.99$0.97-2.30%$0.99$0.9647,279 shs$34.99 million09/11/2025$0.98$0.99+1.00%$0.99$0.9597,703 shs$35.82 million09/10/2025$0.98$0.98-0.09%$1.00$0.9892,236 shs$35.46 million09/09/2025$0.97$0.98+1.63%$1.00$0.9591,924 shs$35.49 million09/08/2025$0.91$0.97+6.05%$1.01$0.90362,277 shs$34.93 million Get the Latest News and Ratings for DYAI and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Dyadic International and its competitors with MarketBeat's FREE daily newsletter. 09/05/2025$0.96$0.91-4.90%$0.96$0.91135,134 shs$32.93 million09/04/2025$0.98$0.96-2.28%$0.97$0.9558,737 shs$34.63 million09/03/2025$0.95$0.98+2.89%$0.98$0.92111,358 shs$35.44 million09/02/2025$0.92$0.95+3.30%$0.98$0.9071,027 shs$34.44 million09/01/2025$0.92$0.92$0.95$0.9047,698 shs$33.34 million08/29/2025$0.91$0.92+1.53%$0.95$0.9047,698 shs$33.34 million08/28/2025$0.93$0.91-2.53%$0.93$0.9016,446 shs$32.84 million08/27/2025$0.90$0.93+2.91%$0.98$0.88186,440 shs$33.69 million08/26/2025$0.87$0.90+3.99%$0.95$0.86157,383 shs$32.74 million08/25/2025$0.85$0.87+2.35%$0.90$0.83147,179 shs$31.49 million08/22/2025$0.78$0.85+8.83%$0.89$0.80253,904 shs$30.76 million08/21/2025$0.81$0.78-3.58%$0.82$0.7731,626 shs$28.26 million08/20/2025$0.79$0.81+2.51%$0.85$0.76308,146 shs$29.31 million08/19/2025$0.80$0.79-0.62%$0.82$0.7823,284 shs$28.60 million08/18/2025$0.75$0.80+6.25%$0.81$0.75106,444 shs$28.77 million Related Companies TuHURA Biosciences Stock Price Chart Compugen Stock Price Chart Genelux Stock Price Chart MacroGenics Stock Price Chart Zentalis Pharmaceuticals Stock Price Chart Protalix BioTherapeutics Stock Price Chart BioHarvest Sciences Stock Price Chart Inhibikase Therapeutics Stock Price Chart Skye Bioscience Stock Price Chart Protara Therapeutics Stock Price Chart Receive DYAI Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Dyadic International and its competitors with MarketBeat's FREE daily newsletter. 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