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Atara Biotherapeutics (ATRA) Stock Chart & Stock Price History

Atara Biotherapeutics logo
$8.09 -0.42 (-4.94%)
As of 04:00 PM Eastern
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Atara Biotherapeutics Stock Price Performance

The Atara Biotherapeutics (ATRA) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 30.97%, with a year-to-date return of -55.28%. In the past month, the stock has increased 0.62%, reflecting recent market activity.

As of the latest close, Atara Biotherapeutics traded at $8.09 with a market cap of $72.89 million and volume of 66,247 shares. Five years ago, the stock traded at a split-adjusted price of $311.25, representing a 97.40% decrease over that period. At the time, it had a market cap of $1.06 billion and a volume of 11,596 shares.

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5 Day
Performance
-4.26%
1 Month
Performance
+0.62%
3 Month
Performance
-15.64%
Year-To-Date
Performance
-55.28%
1 Year
Performance
-30.97%
5 Year
Performance
-97.40%

ATRA Stock Chart for Friday, August, 14, 2026

ATRA Chart by TradingView

Atara Biotherapeutics Stock Price History

Export
DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization
08/14/2026$8.51$8.09
-4.94%		$8.51$7.9966,247 shs$72.89 million
08/13/2026$9.23$8.51
-7.80%		$9.24$7.73126,510 shs$76.68 million
08/12/2026$8.94$9.23
+3.24%		$9.43$8.7090,000 shs$83.16 million
08/11/2026$8.61$8.94
+3.83%		$9.04$8.3629,245 shs$80.55 million
08/10/2026$8.45$8.61
+1.89%		$8.80$8.0945,318 shs$77.58 million
08/07/2026$8.25$8.45
+2.42%		$8.48$8.2023,213 shs$76.13 million
08/06/2026$8.54$8.25
-3.40%		$8.65$8.0922,853 shs$74.33 million
08/05/2026$8.77$8.54
-2.62%		$8.98$8.3832,524 shs$76.95 million
08/04/2026$8.55$8.77
+2.57%		$9.11$8.5542,283 shs$79.02 million
08/03/2026$8.38$8.55
+2.03%		$8.66$8.2653,225 shs$77.04 million
07/31/2026$8.17$8.38
+2.57%		$8.67$7.8634,491 shs$75.50 million
07/30/2026$8.06$8.17
+1.36%		$8.32$7.8696,042 shs$73.61 million
07/29/2026$7.81$8.06
+3.20%		$8.25$7.5739,846 shs$72.62 million
07/28/2026$7.71$7.81
+1.30%		$7.91$7.3985,371 shs$70.37 million
07/27/2026$7.90$7.71
-2.41%		$8.33$7.6562,724 shs$69.47 million
07/24/2026$8.17$7.90
-3.30%		$8.38$7.8475,238 shs$71.18 million
07/23/2026$8.13$8.17
+0.49%		$8.36$7.8146,521 shs$73.61 million
07/22/2026$8.63$8.13
-5.79%		$8.61$8.0228,911 shs$73.25 million
07/21/2026$8.29$8.63
+4.10%		$8.68$8.0748,423 shs$77.76 million
07/20/2026$8.39$8.29
-1.19%		$8.83$8.0959,222 shs$74.69 million
07/17/2026$8.72$8.39
-3.78%		$8.82$8.1081,341 shs$75.59 million
07/16/2026$8.55$8.72
+1.99%		$8.83$8.3840,116 shs$78.57 million
07/15/2026$8.04$8.55
+6.34%		$8.59$8.0473,447 shs$77.04 million
07/14/2026$8.67$8.04
-7.27%		$8.81$7.91202,776 shs$72.44 million
07/13/2026$9.76$8.67
-11.17%		$9.61$8.56136,339 shs$78.12 million
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This page (NASDAQ:ATRA) was last updated on 8/14/2026 by MarketBeat.com Staff.
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