Atea Pharmaceuticals (AVIR) Stock Chart & Stock Price History $2.90 -0.03 (-1.02%) Closing price 04:00 PM EasternExtended Trading$2.92 +0.02 (+0.69%) As of 05:25 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 EventsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Atea Pharmaceuticals Stock Price Performance The Atea Pharmaceuticals (AVIR) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 15.94%, with a year-to-date return of -13.43%. In the past month, the stock has decreased 20.77%, reflecting recent market activity. As of the latest close, Atea Pharmaceuticals traded at $2.93 with a market cap of $232.52 million and volume of 267,615 shares. Receive AVIR Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Atea Pharmaceuticals 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-2.36%1 Month Performance-20.77%3 Month Performance-12.65%Year-To-Date Performance-13.43%1 Year Performance-15.94% AVIR Stock Chart for Tuesday, September, 23, 2025 AVIR Chart by TradingView Atea Pharmaceuticals 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 Capitalization09/23/2025$2.93$2.90-1.02%$2.96$2.87215,042 shs$230.14 million09/22/2025$2.88$2.93+1.74%$3.01$2.85267,615 shs$232.52 million09/19/2025$2.97$2.88-3.03%$3.03$2.85647,039 shs$228.55 million09/18/2025$2.91$2.97+2.06%$3.00$2.91323,928 shs$235.70 million09/17/2025$2.97$2.91-2.02%$3.00$2.84336,250 shs$230.94 million09/16/2025$3.04$2.97-2.30%$3.06$2.95155,570 shs$235.69 million09/15/2025$3.14$3.04-3.18%$3.15$3.02174,614 shs$241.25 million09/12/2025$3.30$3.14-4.85%$3.29$3.10182,103 shs$249.19 million09/11/2025$3.15$3.30+4.76%$3.33$3.14220,974 shs$261.89 million09/10/2025$3.16$3.15-0.32%$3.23$3.10238,752 shs$249.98 million Get the Latest News and Ratings for AVIR and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Atea Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 09/09/2025$3.25$3.16-2.77%$3.25$3.15117,310 shs$250.78 million09/08/2025$3.37$3.25-3.56%$3.38$3.23150,139 shs$257.92 million09/05/2025$3.33$3.37+1.20%$3.41$3.29141,592 shs$267.44 million09/04/2025$3.46$3.33-3.76%$3.47$3.31155,560 shs$264.26 million09/03/2025$3.40$3.46+1.76%$3.47$3.37159,476 shs$274.59 million09/02/2025$3.36$3.40+1.19%$3.46$3.35149,158 shs$269.82 million09/01/2025$3.36$3.36$3.53$3.35161,155 shs$266.64 million08/29/2025$3.47$3.36-3.17%$3.53$3.35161,155 shs$266.64 million08/28/2025$3.60$3.47-3.61%$3.63$3.47235,252 shs$275.38 million08/27/2025$3.65$3.60-1.37%$3.70$3.58224,003 shs$285.70 million08/26/2025$3.66$3.65-0.27%$3.71$3.60309,657 shs$289.66 million08/25/2025$3.66$3.66$3.79$3.65291,867 shs$290.46 million08/22/2025$3.53$3.66+3.68%$3.86$3.56739,431 shs$290.46 million Related Companies atai Life Sciences Stock Price Chart ARS Pharmaceuticals Stock Price Chart Cronos Group Stock Price Chart CorMedix Stock Price Chart Upstream Bio Stock Price Chart Spyre Therapeutics Stock Price Chart uniQure Stock Price Chart Urogen Pharma Stock Price Chart Rapport Therapeutics Stock Price Chart Arbutus Biopharma Stock Price Chart Receive AVIR Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Atea Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 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