Talphera (TLPH) Stock Chart & Stock Price History $0.85 -0.08 (-8.92%) Closing price 09/19/2025 04:00 PM EasternExtended Trading$0.87 +0.02 (+2.24%) As of 09/19/2025 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 TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Talphera Stock Price Performance The Talphera (TLPH) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 7.55%, with a year-to-date return of 62.18%. In the past month, the stock has increased 74.61%, reflecting recent market activity. As of the latest close, Talphera traded at $0.85 with a market cap of $17.44 million and volume of 297,807 shares. 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Read our full terms of service and privacy policy. 5 Day Performance-13.27%1 Month Performance+74.61%3 Month Performance+86.61%Year-To-Date Performance+62.18%1 Year Performance-7.55% TLPH Stock Chart for Sunday, September, 21, 2025 TLPH Chart by TradingView Talphera 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$0.93$0.85-8.92%$0.92$0.85297,807 shs$17.44 million09/18/2025$0.94$0.93-0.61%$0.96$0.88281,619 shs$19.15 million09/17/2025$0.98$0.94-4.19%$0.97$0.93177,787 shs$19.27 million09/16/2025$0.98$0.98$0.98$0.91381,942 shs$20.11 million09/15/2025$0.94$0.98+4.26%$1.05$0.88805,462 shs$20.11 million09/12/2025$1.00$0.94-5.61%$1.20$0.901.74 million shs$19.29 million09/11/2025$0.85$1.00+17.16%$1.02$0.831.43 million shs$20.44 million09/10/2025$0.85$0.85-0.35%$0.89$0.81571,462 shs$17.44 million09/09/2025$0.82$0.85+4.15%$0.96$0.742.72 million shs$17.51 million09/08/2025$0.55$0.82+49.13%$1.07$0.5671.85 million shs$16.81 million09/05/2025$0.52$0.55+6.50%$0.55$0.50148,806 shs$11.27 million09/04/2025$0.54$0.52-5.20%$0.54$0.5055,327 shs$10.58 million09/03/2025$0.54$0.54+0.74%$0.55$0.51160,638 shs$11.17 million09/02/2025$0.54$0.54-0.18%$0.56$0.51166,304 shs$11.08 million09/01/2025$0.54$0.54$0.57$0.53202,066 shs$11.10 million08/29/2025$0.55$0.54-0.86%$0.57$0.53202,066 shs$11.10 million08/28/2025$0.54$0.55+0.76%$0.56$0.5273,951 shs$11.20 million08/27/2025$0.56$0.54-2.47%$0.57$0.52139,378 shs$11.12 million08/26/2025$0.57$0.56-3.36%$0.60$0.55325,732 shs$11.40 million08/25/2025$0.49$0.57+16.62%$0.62$0.502.23 million shs$11.79 million08/22/2025$0.49$0.49+1.21%$0.52$0.47275,578 shs$10.11 million08/21/2025$0.49$0.49-0.02%$0.52$0.47673,752 shs$9.99 million08/20/2025$0.45$0.49+8.68%$0.50$0.421.56 million shs$9.99 million Related Companies MiNK Therapeutics Stock Price Chart Metagenomi Stock Price Chart OS Therapies Stock Price Chart Aligos Therapeutics Stock Price Chart Prelude Therapeutics Stock Price Chart Artiva Biotherapeutics Stock Price Chart VolitionRx Stock Price Chart Clene Stock Price Chart Immix Biopharma Stock Price Chart vTv Therapeutics Stock Price Chart Receive TLPH Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Talphera and its competitors with MarketBeat's FREE daily newsletter. 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