Atara Biotherapeutics (ATRA) Stock Chart & Stock Price History $6.92 -0.02 (-0.29%) Closing price 04:00 PM EasternExtended Trading$6.92 +0.00 (+0.07%) As of 06:41 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 ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Atara Biotherapeutics Stock Price Performance 5 Day Performance+0.15%1 Month Performance-8.04%3 Month Performance-49.36%6 Month Performance-8.78%Year-To-Date Performance-49.29%1 Year Performance-59.70% Receive ATRA Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Atara Biotherapeutics and its competitors with MarketBeat's FREE daily newsletter. Email Address ATRA Stock Chart for Tuesday, March, 25, 2025 ATRA Chart by TradingViewRemove Ads Atara Biotherapeutics Stock Price History Daily Weekly Monthly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization03/24/2025$6.63$6.94+4.68%$6.95$6.5630,055 shs$40.66 million03/21/2025$6.74$6.63-1.63%$6.90$6.5237,573 shs$38.85 million03/20/2025$7.11$6.74-5.20%$7.04$6.5467,640 shs$39.49 million03/19/2025$7.02$7.11+1.28%$7.21$6.5891,381 shs$41.66 million03/18/2025$7.17$7.02-2.09%$7.20$6.7547,914 shs$41.13 million03/17/2025$7.25$7.17-1.10%$7.60$7.1747,880 shs$42.01 million03/14/2025$6.86$7.25+5.69%$7.25$6.6728,314 shs$42.48 million03/13/2025$6.89$6.86-0.44%$6.99$6.6725,739 shs$40.19 million03/12/2025$6.61$6.89+4.24%$7.02$6.6148,571 shs$39.69 million03/11/2025$6.16$6.61+7.31%$6.89$5.9480,352 shs$38.07 million Get the Latest News and Ratings for ATRA and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Atara Biotherapeutics and its competitors with MarketBeat's FREE daily newsletter. 03/10/2025$6.90$6.16-10.72%$7.18$6.06143,879 shs$35.48 million03/07/2025$6.80$6.90+1.47%$7.08$6.7033,256 shs$39.74 million03/06/2025$7.31$6.80-6.98%$7.20$6.7929,817 shs$39.17 million03/05/2025$7.13$7.31+2.52%$7.43$6.6228,201 shs$42.11 million03/04/2025$7.00$7.13+1.86%$7.42$6.6164,421 shs$41.07 million03/03/2025$6.91$7.00+1.30%$7.14$6.82119,329 shs$40.32 million02/28/2025$6.89$6.91+0.29%$7.01$6.5598,707 shs$39.80 million02/27/2025$7.39$6.89-6.77%$7.54$6.8769,138 shs$39.69 million02/26/2025$7.34$7.39+0.68%$7.70$7.3045,023 shs$42.57 million02/25/2025$7.25$7.34+1.24%$7.45$6.9643,987 shs$42.28 million02/24/2025$7.11$7.25+1.97%$7.44$6.7589,606 shs$41.76 million Related Companies OCGN Stock Price Chart CYBN Stock Price Chart IKT Stock Price Chart TLSA Stock Price Chart LRMR Stock Price Chart MOLN Stock Price Chart PBYI Stock Price Chart GLSI Stock Price Chart NBTX Stock Price Chart NLTX Stock Price Chart Receive ATRA Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Atara Biotherapeutics and its competitors with MarketBeat's FREE daily newsletter. 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