Tectonic Therapeutic (TECX) Stock Chart & Stock Price History $26.18 +0.78 (+3.07%) Closing price 04:00 PM EasternExtended Trading$26.15 -0.03 (-0.11%) As of 04:10 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 ForecastsChartCompetitorsEarningsFDA EventsFinancialsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Tectonic Therapeutic Stock Price Performance The Tectonic Therapeutic (TECX) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 52.21%, with a year-to-date return of -43.30%. In the past month, the stock has increased 17.82%, reflecting recent market activity. As of the latest close, Tectonic Therapeutic traded at $25.40 with a market cap of $475.23 million and volume of 197,501 shares. Receive TECX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Tectonic Therapeutic and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+11.36%1 Month Performance+17.82%3 Month Performance+17.93%Year-To-Date Performance-43.30%1 Year Performance+52.21% TECX Stock Chart for Friday, August, 22, 2025 TECX Chart by TradingView Tectonic Therapeutic 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 Capitalization08/21/2025$24.08$25.40+5.48%$26.00$23.88197,501 shs$475.23 million08/20/2025$23.70$24.08+1.60%$24.54$23.42106,332 shs$450.59 million08/19/2025$24.71$23.70-4.09%$24.68$23.51105,973 shs$443.43 million08/18/2025$23.51$24.71+5.10%$24.82$23.07125,944 shs$462.32 million08/15/2025$24.47$23.51-3.92%$24.89$23.45151,340 shs$439.87 million08/14/2025$22.09$24.47+10.77%$24.56$21.70400,232 shs$457.88 million08/13/2025$21.88$22.09+0.96%$22.75$21.31409,353 shs$413.30 million08/12/2025$22.11$21.88-1.04%$22.65$21.45231,015 shs$408.50 million08/11/2025$22.31$22.11-0.90%$23.12$21.61184,570 shs$412.86 million08/08/2025$21.92$22.31+1.78%$22.40$20.00369,780 shs$416.60 million Get the Latest News and Ratings for TECX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Tectonic Therapeutic and its competitors with MarketBeat's FREE daily newsletter. 08/07/2025$23.16$21.92-5.35%$23.40$21.61153,081 shs$409.25 million08/06/2025$22.53$23.16+2.80%$23.33$21.73252,041 shs$432.40 million08/05/2025$21.16$22.53+6.47%$22.61$21.08153,547 shs$420.64 million08/04/2025$20.73$21.16+2.07%$21.39$20.25110,356 shs$395.12 million08/01/2025$22.19$20.73-6.58%$21.89$20.62388,883 shs$387.09 million07/31/2025$22.52$22.19-1.47%$23.00$21.99308,973 shs$414.29 million07/30/2025$22.31$22.52+0.94%$23.25$22.09281,149 shs$420.45 million07/29/2025$22.74$22.31-1.89%$23.12$21.99309,333 shs$416.60 million07/28/2025$22.32$22.74+1.88%$23.27$22.35127,240 shs$424.56 million07/25/2025$22.28$22.32+0.18%$23.00$22.09155,422 shs$416.71 million07/24/2025$22.92$22.28-2.79%$23.55$22.27192,390 shs$415.97 million07/23/2025$22.22$22.92+3.15%$23.87$22.01171,112 shs$427.99 million07/22/2025$21.92$22.22+1.37%$22.99$21.64162,396 shs$414.85 million07/21/2025$21.91$21.92+0.05%$23.61$21.41154,753 shs$409.25 million Related Companies Dyne Therapeutics Stock Chart Beam Therapeutics Stock Chart Apogee Therapeutics Stock Chart Twist Bioscience Stock Chart Immunocore Stock Chart Biohaven Stock Chart Aurinia Pharmaceuticals Stock Chart Cidara Therapeutics Stock Chart Travere Therapeutics Stock Chart WAVE Life Sciences Stock Chart Receive TECX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Tectonic Therapeutic and its competitors with MarketBeat's FREE daily newsletter. 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