Tectonic Therapeutic (TECX) Stock Chart & Stock Price History $17.39 -0.31 (-1.75%) Closing price 10/23/2025 04:00 PM EasternExtended Trading$17.34 -0.05 (-0.26%) As of 09:28 AM 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 decreased 52.23%, with a year-to-date return of -62.33%. In the past month, the stock has increased 16.01%, reflecting recent market activity. As of the latest close, Tectonic Therapeutic traded at $17.39 with a market cap of $325.40 million and volume of 495,703 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. Subscribe Now View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy. 5 Day Performance+0.75%1 Month Performance+16.01%3 Month Performance-21.95%Year-To-Date Performance-62.33%1 Year Performance-52.23% TECX Stock Chart for Friday, October, 24, 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 Capitalization10/23/2025$17.70$17.39-1.75%$18.35$16.91495,703 shs$325.40 million10/22/2025$18.99$17.70-6.79%$19.10$17.06457,616 shs$331.17 million10/21/2025$19.05$18.99-0.31%$19.93$18.76596,461 shs$355.30 million10/20/2025$17.26$19.05+10.37%$19.20$17.04556,890 shs$356.46 million10/17/2025$17.65$17.26-2.21%$18.00$16.98434,568 shs$322.97 million10/16/2025$17.34$17.65+1.79%$18.77$17.21645,264 shs$330.23 million10/15/2025$16.09$17.34+7.77%$18.00$16.11449,658 shs$324.43 million10/14/2025$16.09$16.09$16.86$15.45414,323 shs$301.08 million10/13/2025$16.02$16.09+0.44%$16.67$15.70289,650 shs$301.04 million10/10/2025$17.08$16.02-6.21%$17.06$15.73513,892 shs$299.73 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. 10/09/2025$15.36$17.08+11.20%$18.03$15.321.30 million shs$319.57 million10/08/2025$14.91$15.36+3.02%$15.72$14.81442,438 shs$287.42 million10/07/2025$15.20$14.91-1.91%$15.45$14.60432,480 shs$278.97 million10/06/2025$15.24$15.20-0.26%$15.60$14.81240,500 shs$284.39 million10/03/2025$15.25$15.24-0.07%$15.46$14.96378,131 shs$285.14 million10/02/2025$15.66$15.25-2.62%$16.41$15.12563,478 shs$285.36 million10/01/2025$15.69$15.66-0.19%$16.46$15.46315,414 shs$293.00 million09/30/2025$15.92$15.69-1.44%$16.84$15.47385,097 shs$293.56 million09/29/2025$15.20$15.92+4.74%$16.64$15.26608,103 shs$297.90 million09/26/2025$14.71$15.20+3.33%$15.85$14.73647,171 shs$284.42 million09/25/2025$14.99$14.71-1.87%$14.97$14.39365,838 shs$275.22 million09/24/2025$15.11$14.99-0.79%$15.63$14.78934,564 shs$280.46 million09/23/2025$15.78$15.11-4.25%$15.92$14.98358,211 shs$282.74 million Related Companies CureVac Stock Chart Enliven Therapeutics Stock Chart Calliditas Therapeutics AB (publ) Stock Chart Dianthus Therapeutics Stock Chart LENZ Therapeutics Stock Chart Praxis Precision Medicines Stock Chart Amphastar Pharmaceuticals Stock Chart Pharvaris Stock Chart Sana Biotechnology Stock Chart Upstream Bio 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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