Atara Biotherapeutics, Inc. (ATRA)
NASDAQ: ATRA · Real-Time Price · USD
12.24
-0.10 (-0.81%)
At close: Aug 25, 2025, 4:00 PM
12.89
+0.65 (5.31%)
After-hours: Aug 25, 2025, 4:04 PM EDT

Atara Biotherapeutics Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Aug 25, 202512.3712.5612.2812.41-0.57%17,227
Aug 22, 202511.7212.4011.6212.3412.347.40%90,727
Aug 21, 202511.6311.9211.2811.4911.49-2.30%31,143
Aug 20, 202511.8712.0911.2711.7611.762.44%64,570
Aug 19, 202511.5312.0611.2411.4811.48-35,240
Aug 18, 202512.2112.5011.2011.4811.48-6.59%78,074
Aug 15, 202511.7212.4911.5212.2912.294.86%149,567
Aug 14, 202512.0012.1111.5411.7211.72-3.38%41,382
Aug 13, 202511.6712.2511.6212.1312.135.11%58,084
Aug 12, 202511.0112.3110.8711.5411.5411.82%57,549
Aug 11, 202510.8611.4510.3210.3210.32-5.80%41,861
Aug 8, 202511.0311.6610.3910.9610.96-0.05%25,046
Aug 7, 202511.3911.7910.5310.9610.96-3.73%23,422
Aug 6, 202511.3111.7510.8611.3911.391.47%24,655
Aug 5, 202511.7511.8411.1511.2211.22-0.88%19,897
Aug 4, 202511.4311.6011.2011.3211.32-1.99%14,048
Aug 1, 202511.4011.7310.9211.5511.550.26%39,781
Jul 31, 202512.1112.3211.5011.5211.52-4.87%41,118
Jul 30, 202511.9112.8511.8112.1112.113.24%90,409
Jul 29, 202511.7512.0011.3611.7311.73-0.68%47,684
Jul 28, 202511.5811.9010.6911.8111.811.99%42,287
Jul 25, 202512.1812.1810.6811.5811.58-5.31%90,745
Jul 24, 202513.2613.4612.1812.2312.23-0.24%90,316
Jul 23, 202513.0813.2312.0112.2612.26-5.84%99,245
Jul 22, 202511.5813.2111.5813.0213.0213.22%149,876
Jul 21, 202510.4011.7010.1511.5011.5015.00%158,784
Jul 18, 20259.8010.999.7810.0010.002.99%113,052
Jul 17, 20259.309.808.539.719.714.63%79,211
Jul 16, 20259.209.298.829.289.280.11%39,558
Jul 15, 20259.299.628.779.279.27-0.32%82,905
Jul 14, 20259.339.449.169.309.300.76%30,285
Jul 11, 20259.609.609.119.239.23-2.64%23,416
Jul 10, 20259.259.609.259.489.482.71%35,112
Jul 9, 20259.369.449.079.239.23-0.43%35,576
Jul 8, 20258.619.358.439.279.278.04%41,434
Jul 7, 20258.308.688.218.588.581.36%34,024
Jul 3, 20258.258.628.118.478.472.61%18,894
Jul 2, 20257.888.357.888.258.255.77%31,149
Jul 1, 20257.608.027.547.807.801.04%20,120
Jun 30, 20257.938.077.607.727.72-3.02%18,849
Jun 27, 20257.948.157.807.967.960.13%22,269
Jun 26, 20258.098.187.817.957.95-0.87%27,698
Jun 25, 20258.258.257.768.028.02-0.50%15,434
Jun 24, 20258.018.207.738.068.062.28%29,533
Jun 23, 20257.838.097.687.887.88-0.76%16,739
Jun 20, 20258.058.057.517.947.94-1.00%86,859
Jun 18, 20257.928.287.798.028.022.82%71,466
Jun 17, 20258.388.387.747.807.80-9.09%45,473
Jun 16, 20259.009.008.328.588.58-2.72%39,434
Jun 13, 20258.578.868.508.828.821.26%34,168