Protagenic Therapeutics (PTIXW) Stock Chart & Stock Price History $0.07 -0.07 (-48.92%) As of 08/22/2025 03:33 PM Eastern Add Compare Share Share Chart Stock AnalysisChartCompetitorsSEC FilingsTrendsBuy This Stock Protagenic Therapeutics Stock Price Performance The Protagenic Therapeutics (PTIXW) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 655.32%, with a year-to-date return of 1,477.78%. In the past month, the stock has increased 81.12%, reflecting recent market activity. As of the latest close, Protagenic Therapeutics traded at $0.07 with a market cap of and volume of 31,930 shares. Receive PTIXW Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Protagenic Therapeutics and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+42.57%1 Month Performance+81.12%3 Month Performance-52.67%Year-To-Date Performance+1,477.78%1 Year PerformanceN/A PTIXW Stock Chart for Monday, August, 25, 2025 PTIXW Chart by TradingView Protagenic 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 Capitalization08/22/2025$0.14$0.07-48.92%$0.13$0.0731,930 shs$0.0008/21/2025$0.05$0.14+179.12%$0.30$0.071.26 million shs$0.0008/20/2025$0.05$0.05$0.05$0.05200 shs$0.0008/19/2025$0.04$0.05+17.45%$0.05$0.05200 shs$0.0008/18/2025$0.05$0.04-9.79%$0.05$0.041,006 shs$0.0008/15/2025$0.03$0.05+35.45%$0.05$0.0518,912 shs$0.0008/14/2025$0.03$0.03$0.03$0.039,900 shs$0.0008/13/2025$0.03$0.03+27.11%$0.03$0.039,906 shs$0.0008/12/2025$0.03$0.03-13.33%$0.03$0.031 shs$0.0008/11/2025$0.03$0.03$0.03$0.03219 shs$0.00 Get the Latest News and Ratings for PTIXW and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Protagenic Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 08/08/2025$0.03$0.03-0.63%$0.03$0.03219 shs$0.0008/07/2025$0.03$0.03-7.58%$0.03$0.03400 shs$0.0008/06/2025$0.03$0.03+2.08%$0.05$0.0315,503 shs$0.0008/05/2025$0.03$0.03+1.51%$0.04$0.0310,430 shs$0.0008/04/2025$0.03$0.03$0.04$0.0320,300 shs$0.0008/01/2025$0.04$0.03-21.56%$0.04$0.0320,396 shs$0.0007/31/2025$0.05$0.04-21.85%$0.05$0.041,071 shs$0.0007/30/2025$0.04$0.05+35.00%$0.05$0.05223 shs$0.0007/29/2025$0.06$0.04-33.33%$0.06$0.0415,287 shs$0.0007/28/2025$0.04$0.06+53.06%$0.06$0.0423,600 shs$0.0007/25/2025$0.04$0.04-6.44%$0.04$0.048,046 shs$0.0007/24/2025$0.06$0.04-29.93%$0.06$0.046,363 shs$0.0007/23/2025$0.04$0.06+43.75%$0.06$0.0610,252 shs$0.00 Related Companies ATNFW Stock Chart LBPSW Stock Chart AEHAW Stock Chart AIMDW Stock Chart ALVOW Stock Chart ARAV Stock Chart ACABW Stock Chart BFRIW Stock Chart BTMDW Stock Chart BCTXW Stock Chart Receive PTIXW Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Protagenic Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 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