Tourmaline Bio (TRML) Stock Chart & Stock Price History $47.66 +0.07 (+0.14%) As of 02:40 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Tourmaline Bio Stock Price Performance The Tourmaline Bio (TRML) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 167.63%, with a year-to-date return of 135.03%. In the past month, the stock has increased 121.90%, reflecting recent market activity. As of the latest close, Tourmaline Bio traded at $47.60 with a market cap of $1.22 billion and volume of 1.71 million shares. Receive TRML Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Tourmaline Bio and its competitors with MarketBeat's FREE daily newsletter. 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Read our full terms of service and privacy policy. 5 Day Performance+78.25%1 Month Performance+121.90%3 Month Performance+139.52%Year-To-Date Performance+135.03%1 Year Performance+167.63% TRML Stock Chart for Friday, September, 12, 2025 TRML Chart by TradingView Tourmaline Bio 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 Capitalization09/11/2025$47.60$47.60$47.64$47.581.71 million shs$1.22 billion09/10/2025$47.64$47.60-0.08%$47.64$47.583.13 million shs$1.22 billion09/09/2025$30.18$47.64+57.85%$47.69$47.5722.67 million shs$1.22 billion09/08/2025$26.74$30.18+12.86%$30.59$26.311.07 million shs$775.32 million09/05/2025$25.10$26.74+6.53%$28.46$25.73447,733 shs$686.95 million09/04/2025$25.11$25.10-0.04%$25.53$24.69341,324 shs$644.82 million09/03/2025$23.57$25.11+6.53%$25.40$23.22292,802 shs$645.08 million09/02/2025$23.40$23.57+0.73%$24.08$23.05139,010 shs$601.19 million09/01/2025$23.40$23.40$23.42$22.31130,322 shs$601.15 million08/29/2025$23.03$23.40+1.61%$23.42$22.31130,322 shs$601.15 million Get the Latest News and Ratings for TRML and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Tourmaline Bio and its competitors with MarketBeat's FREE daily newsletter. 08/28/2025$23.51$23.03-2.04%$24.06$22.85105,430 shs$591.64 million08/27/2025$23.50$23.51+0.04%$24.56$23.23153,920 shs$604.02 million08/26/2025$22.68$23.50+3.62%$23.58$22.57135,736 shs$603.72 million08/25/2025$23.31$22.68-2.70%$23.52$22.5884,753 shs$582.65 million08/22/2025$23.06$23.31+1.08%$24.00$22.95126,071 shs$598.60 million08/21/2025$22.46$23.06+2.67%$23.07$22.24110,600 shs$592.30 million08/20/2025$22.37$22.46+0.40%$22.75$21.6479,622 shs$576.77 million08/19/2025$22.17$22.37+0.90%$22.42$21.30127,671 shs$574.46 million08/18/2025$22.57$22.17-1.77%$22.85$21.69213,864 shs$569.44 million08/15/2025$22.39$22.57+0.80%$22.90$21.91122,404 shs$579.60 million08/14/2025$22.22$22.39+0.77%$22.67$21.59112,846 shs$575.09 million08/13/2025$21.48$22.22+3.45%$23.14$21.40206,462 shs$570.61 million08/12/2025$20.99$21.48+2.33%$21.85$21.13152,706 shs$551.61 million08/11/2025$20.72$20.99+1.30%$21.10$20.00206,394 shs$539.13 million Related Companies Bausch Health Cos Stock Price Chart Organon & Co. Stock Price Chart Kiniksa Pharmaceuticals International Stock Price Chart Gemini Therapeutics Stock Price Chart CG Oncology Stock Price Chart Alvotech Stock Price Chart Catalyst Pharmaceuticals Stock Price Chart Tarsus Pharmaceuticals Stock Price Chart IDEAYA Biosciences Stock Price Chart Ocular Therapeutix Stock Price Chart Receive TRML Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Tourmaline Bio and its competitors with MarketBeat's FREE daily newsletter. 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