NASDAQ · ATRA

Atara Biotherapeutics, Inc.

Healthcare · Biotechnology

$8.20

Down-$0.28 (-3.30%)

Updated Nov 4, 2026, 4:39 AM

SID Score

4.0/10

Composite research score

Smart Money

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Institutional and insider signal

Price performance · ATRA

ATRA price history

1M range · 21 trading sessions · Daily adjusted prices

Prices through Nov 3, 2026

Daily close

View OHLC price history

ATRA OHLC price history, latest 40 sessions
Date	Open	High	Low	Close	Volume
Nov 3, 2026	$8.34	$8.65	$8.17	$8.20	17.25K
Nov 2, 2026	$8.05	$8.59	$8.02	$8.48	32.05K
Oct 30, 2026	$8.53	$8.53	$7.7231	$8.01	29.96K
Oct 29, 2026	$8.73	$8.84	$8.2602	$8.53	11.87K
Oct 28, 2026	$8.25	$8.66	$8.2201	$8.66	26.85K
Oct 27, 2026	$8.44	$8.57	$8.14	$8.30	21.7K
Oct 26, 2026	$8.68	$8.68	$8.10	$8.35	35.27K
Oct 23, 2026	$9.37	$9.37	$8.55	$8.59	24.32K
Oct 22, 2026	$9.23	$9.65	$8.9709	$9.43	23.02K
Oct 21, 2026	$9.25	$9.43	$9.17	$9.35	26.54K
Oct 20, 2026	$8.89	$9.29	$8.88	$9.16	14.85K
Oct 19, 2026	$9.03	$9.35	$8.96	$8.96	12.45K
Oct 16, 2026	$9.67	$9.905	$9.18	$9.18	19.49K
Oct 15, 2026	$9.35	$9.78	$9.185	$9.65	24.45K
Oct 14, 2026	$9.29	$9.9899	$9.20	$9.56	39.96K
Oct 13, 2026	$9.25	$9.54	$8.80	$9.305	32.29K
Oct 12, 2026	$9.42	$9.58	$8.99	$9.38	26.84K
Oct 9, 2026	$9.33	$9.5599	$9.33	$9.48	22.15K
Oct 8, 2026	$9.42	$9.42	$8.82	$9.23	28.94K
Oct 7, 2026	$9.62	$9.7499	$9.37	$9.37	11.45K
Oct 6, 2026	$9.41	$9.79	$9.05	$9.75	47.6K