Atara Biotherapeutics Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Jan 28, 2026	5.60	5.71	5.47	5.45	-	-1.98%	79,655
Jan 27, 2026	5.20	5.68	5.20	5.56	5.56	5.10%	292,587
Jan 26, 2026	5.22	5.42	5.07	5.29	5.29	1.34%	216,776
Jan 23, 2026	4.98	5.35	4.90	5.22	5.22	4.40%	362,966
Jan 22, 2026	4.58	5.15	4.46	5.00	5.00	8.70%	569,502
Jan 21, 2026	4.34	4.69	4.20	4.60	4.60	6.48%	418,348
Jan 20, 2026	4.50	4.79	4.25	4.32	4.32	-4.85%	597,183
Jan 16, 2026	4.72	5.00	4.52	4.54	4.54	-1.73%	506,283
Jan 15, 2026	4.52	5.19	4.40	4.62	4.62	3.36%	1,095,210
Jan 14, 2026	4.50	4.82	4.36	4.47	4.47	2.29%	865,301
Jan 13, 2026	5.95	5.96	4.25	4.37	4.37	-25.68%	2,484,080
Jan 12, 2026	5.62	6.51	5.58	5.88	5.88	-56.99%	4,586,043
Jan 9, 2026	17.68	17.98	13.08	13.67	13.67	-21.62%	830,707
Jan 8, 2026	15.10	17.97	14.90	17.44	17.44	16.73%	415,224
Jan 7, 2026	15.16	15.53	14.72	14.94	14.94	2.54%	256,031
Jan 6, 2026	16.97	17.65	14.27	14.57	14.57	-13.58%	226,659
Jan 5, 2026	18.47	19.15	16.61	16.86	16.86	-5.12%	216,180
Jan 2, 2026	18.35	19.08	17.64	17.77	17.77	-1.77%	110,726
Dec 31, 2025	17.95	18.34	17.94	18.09	18.09	1.17%	65,810
Dec 30, 2025	17.92	18.25	17.54	17.88	17.88	-0.61%	47,888
Dec 29, 2025	17.15	17.99	16.80	17.99	17.99	4.17%	72,603
Dec 26, 2025	17.61	18.30	16.59	17.27	17.27	-1.82%	71,067
Dec 24, 2025	17.70	18.04	16.91	17.59	17.59	0.51%	67,531
Dec 23, 2025	17.97	18.75	17.36	17.50	17.50	-2.02%	66,809
Dec 22, 2025	16.90	18.95	16.90	17.86	17.86	4.02%	105,640
Dec 19, 2025	17.70	18.09	16.51	17.17	17.17	-0.35%	79,656
Dec 18, 2025	17.22	17.80	17.12	17.23	17.23	0.29%	36,354
Dec 17, 2025	17.70	18.15	16.70	17.18	17.18	-2.28%	59,423
Dec 16, 2025	17.79	18.00	17.12	17.58	17.58	-2.06%	62,156
Dec 15, 2025	18.00	18.25	17.66	17.95	17.95	-0.25%	69,301
Dec 12, 2025	17.82	18.17	16.65	18.00	18.00	0.98%	103,345
Dec 11, 2025	16.50	18.37	16.40	17.82	17.82	5.88%	102,105
Dec 10, 2025	15.65	17.25	15.36	16.83	16.83	7.27%	132,716
Dec 9, 2025	14.97	15.95	14.37	15.69	15.69	4.05%	62,316
Dec 8, 2025	14.52	15.09	14.43	15.08	15.08	5.23%	52,281
Dec 5, 2025	14.26	14.75	14.08	14.33	14.33	0.92%	69,064
Dec 4, 2025	12.55	14.25	12.55	14.20	14.20	13.15%	127,385
Dec 3, 2025	12.35	12.86	12.05	12.55	12.55	2.70%	63,022
Dec 2, 2025	13.61	13.68	12.22	12.22	12.22	-9.75%	53,319
Dec 1, 2025	14.77	14.96	13.54	13.54	13.54	-10.33%	87,225
Nov 28, 2025	15.01	15.28	14.53	15.10	15.10	1.62%	17,984
Nov 26, 2025	14.61	15.28	14.61	14.86	14.86	1.99%	63,009
Nov 25, 2025	14.20	14.71	14.01	14.57	14.57	3.85%	58,207
Nov 24, 2025	13.69	14.35	13.43	14.03	14.03	2.56%	73,969
Nov 21, 2025	13.34	14.19	13.26	13.68	13.68	3.48%	47,554
Nov 20, 2025	13.94	15.12	12.93	13.22	13.22	-3.78%	91,067
Nov 19, 2025	13.44	13.96	13.35	13.74	13.74	2.08%	39,547
Nov 18, 2025	13.08	13.75	12.76	13.46	13.46	2.75%	45,484
Nov 17, 2025	13.65	13.73	12.78	13.10	13.10	-4.80%	99,276
Nov 14, 2025	13.19	14.28	13.13	13.76	13.76	2.76%	43,930