Atrinsic (PTIX) Stock Chart & Stock Price History $4.24 -0.02 (-0.47%) Closing price 04:00 PM EasternExtended Trading$4.22 -0.02 (-0.35%) As of 07:59 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 AnalysisChartCompetitorsEarningsHeadlinesInsider TradesSEC FilingsShort InterestTrendsBuy This Stock Atrinsic Stock Price Performance The Atrinsic (PTIX) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 52.13%, with a year-to-date return of -38.19%. In the past month, the stock has increased 26.95%, reflecting recent market activity. As of the latest close, Atrinsic traded at $4.26 with a market cap of $2.51 million and volume of 158.45 million shares. Five years ago, the stock traded at a split-adjusted price of $16.38, representing a 74.11% decrease over that period. At the time, it had a market cap of $11.99 million and a volume of 0 shares. Receive PTIX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Atrinsic and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+44.71%1 Month Performance+26.95%3 Month Performance-21.04%Year-To-Date Performance-38.19%1 Year Performance-52.13%5 Year Performance-74.11% PTIX Stock Chart for Friday, August, 22, 2025 PTIX Chart by TradingView Atrinsic 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$4.26$4.24-0.47%$4.41$3.622.35 million shs$2.50 million08/21/2025$2.28$4.26+86.84%$6.20$3.55158.45 million shs$2.51 million08/20/2025$2.56$2.28-10.94%$2.58$2.2562,707 shs$1.34 million08/19/2025$2.78$2.56-7.91%$2.78$2.5057,569 shs$1.51 million08/18/2025$2.93$2.78-5.12%$3.08$2.6447,687 shs$1.64 million08/15/2025$3.07$2.93-4.56%$3.15$2.8667,838 shs$1.73 million08/14/2025$2.78$3.07+10.43%$3.24$2.66492,536 shs$1.81 million08/13/2025$2.75$2.78+1.09%$2.81$2.6669,983 shs$1.64 million08/12/2025$2.80$2.75-1.79%$2.78$2.6038,378 shs$1.62 million08/11/2025$2.83$2.80-1.06%$2.86$2.7519,696 shs$1.65 million Get the Latest News and Ratings for PTIX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Atrinsic and its competitors with MarketBeat's FREE daily newsletter. 08/08/2025$2.82$2.83+0.35%$2.94$2.7239,258 shs$1.67 million08/07/2025$2.88$2.82-2.08%$2.88$2.7632,525 shs$1.66 million08/06/2025$3.04$2.88-5.26%$3.00$2.70112,413 shs$1.70 million08/05/2025$2.69$3.04+13.01%$3.09$2.62192,960 shs$1.79 million08/04/2025$2.72$2.69-1.10%$2.74$2.6741,544 shs$1.58 million08/01/2025$2.94$2.72-7.48%$2.90$2.6786,920 shs$1.60 million07/31/2025$3.19$2.94-7.84%$3.25$2.9090,571 shs$1.74 million07/30/2025$3.07$3.19+3.91%$3.22$3.00215,228 shs$1.88 million07/29/2025$3.28$3.07-6.40%$3.23$2.9866,551 shs$1.81 million07/28/2025$3.26$3.28+0.61%$3.34$3.2333,725 shs$1.94 million07/25/2025$3.24$3.26+0.62%$3.30$3.2524,970 shs$1.92 million07/24/2025$3.37$3.24-3.86%$3.34$3.18115,097 shs$1.91 million07/23/2025$3.34$3.37+0.90%$3.39$3.24151,523 shs$1.99 million07/22/2025$3.18$3.34+5.03%$3.35$3.13112,849 shs$1.97 million07/21/2025$3.42$3.18-7.02%$3.50$3.13150,859 shs$1.88 million Related Companies Servotronics Stock Price Chart Apollomics Stock Price Chart NKGen Biotech Stock Price Chart Genprex Stock Price Chart Purple Biotech Stock Price Chart Pasithea Therapeutics Stock Price Chart HCW Biologics Stock Price Chart VYNE Therapeutics Stock Price Chart Tharimmune Stock Price Chart Aeterna Zentaris Stock Price Chart Receive PTIX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Atrinsic and its competitors with MarketBeat's FREE daily newsletter. 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