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Atara Biotherapeutics, Inc. (ATRA)

9.76 +0.23 (+2.41%)
At close: September 4 at 4:00:01 PM EDT
10.50 +0.74 (+7.58%)
After hours: September 4 at 7:52:09 PM EDT
Currency in USD
Download
Date Open High Low Close Adj Close Volume
Sep 4, 2026
9.45 9.95 9.25 9.76 9.76 132,700
Sep 3, 2026
9.49 9.53 9.00 9.53 9.53 25,300
Sep 2, 2026
9.08 9.48 9.08 9.44 9.44 20,900
Sep 1, 2026
8.96 9.18 8.80 9.02 9.02 51,900
Aug 31, 2026
9.09 9.29 8.83 8.90 8.90 30,200
Aug 28, 2026
9.18 9.21 8.90 9.20 9.20 15,300
Aug 27, 2026
9.38 9.60 9.16 9.25 9.25 26,900
Aug 26, 2026
9.65 9.84 9.38 9.38 9.38 63,700
Aug 25, 2026
9.57 10.02 9.54 9.84 9.84 48,500
Aug 24, 2026
9.57 9.66 9.31 9.46 9.46 24,000
Aug 21, 2026
9.46 9.89 9.15 9.70 9.70 27,100
Aug 20, 2026
9.60 9.74 9.14 9.38 9.38 28,000
Aug 19, 2026
8.85 9.74 8.28 9.60 9.60 79,100
Aug 18, 2026
8.34 8.90 8.34 8.72 8.72 29,500
Aug 17, 2026
8.00 8.48 7.81 8.36 8.36 66,000
Aug 14, 2026
8.51 8.51 7.99 8.09 8.09 66,200
Aug 13, 2026
8.34 9.24 7.73 8.51 8.51 126,500
Aug 12, 2026
8.88 9.43 8.70 9.23 9.23 90,000
Aug 11, 2026
8.62 9.04 8.36 8.94 8.94 29,200
Aug 10, 2026
8.42 8.80 8.09 8.61 8.61 45,300
Aug 7, 2026
8.30 8.48 8.20 8.45 8.45 23,200
Aug 6, 2026
8.60 8.65 8.09 8.25 8.25 22,900
Aug 5, 2026
8.60 8.98 8.38 8.54 8.54 32,500
Aug 4, 2026
8.55 9.11 8.55 8.77 8.77 42,300
Aug 3, 2026
8.42 8.66 8.26 8.55 8.55 53,200
Jul 31, 2026
8.17 8.67 7.86 8.38 8.38 34,500
Jul 30, 2026
8.18 8.32 7.86 8.17 8.17 96,000
Jul 29, 2026
7.74 8.25 7.57 8.06 8.06 39,800
Jul 28, 2026
7.76 7.91 7.39 7.81 7.81 85,400
Jul 27, 2026
8.06 8.33 7.65 7.71 7.71 62,700
Jul 24, 2026
8.19 8.38 7.84 7.90 7.90 75,200
Jul 23, 2026
7.92 8.36 7.81 8.17 8.17 46,500
Jul 22, 2026
8.61 8.61 8.02 8.13 8.13 28,900
Jul 21, 2026
8.37 8.68 8.07 8.63 8.63 48,400
Jul 20, 2026
8.29 8.83 8.09 8.29 8.29 59,200
Jul 17, 2026
8.24 8.82 8.10 8.39 8.39 81,300
Jul 16, 2026
8.68 8.83 8.38 8.72 8.72 40,100
Jul 15, 2026
8.04 8.59 8.04 8.55 8.55 73,400
Jul 14, 2026
8.59 8.81 7.91 8.04 8.04 202,800
Jul 13, 2026
9.61 9.61 8.56 8.67 8.67 136,300
Jul 10, 2026
10.06 10.06 9.35 9.76 9.76 66,900
Jul 9, 2026
9.59 10.15 9.48 9.94 9.94 49,400
Jul 8, 2026
10.04 10.38 9.50 9.65 9.65 206,800
Jul 7, 2026
10.96 10.99 10.26 10.26 10.26 49,300
Jul 6, 2026
11.67 11.86 10.74 10.88 10.88 80,400
Jul 2, 2026
11.50 12.00 11.41 11.65 11.65 31,700
Jul 1, 2026
11.47 11.86 11.11 11.37 11.37 35,500
Jun 30, 2026
11.11 11.63 11.01 11.48 11.48 106,700
Jun 29, 2026
10.60 11.18 10.47 11.17 11.17 59,800
Jun 26, 2026
10.20 10.71 10.15 10.51 10.51 45,300
Jun 25, 2026
10.58 11.21 10.13 10.22 10.22 67,600
Jun 24, 2026
11.12 11.12 10.46 10.55 10.55 49,600
Jun 23, 2026
10.43 11.55 10.43 11.16 11.16 105,100
Jun 22, 2026
9.93 10.70 9.66 10.61 10.61 95,200
Jun 18, 2026
9.89 10.32 9.57 10.07 10.07 144,900
Jun 17, 2026
9.73 10.10 9.41 9.67 9.67 122,200
Jun 16, 2026
9.92 10.06 9.21 9.62 9.62 126,100
Jun 15, 2026
10.50 10.92 9.85 9.96 9.96 80,700
Jun 12, 2026
10.14 10.99 10.14 10.41 10.41 95,600
Jun 11, 2026
9.89 10.49 9.89 10.46 10.46 42,800
Jun 10, 2026
9.70 10.23 9.49 9.86 9.86 56,400
Jun 9, 2026
9.58 10.15 9.42 9.77 9.77 65,900
Jun 8, 2026
10.15 10.15 9.52 9.58 9.58 113,200
Jun 5, 2026
10.18 10.18 9.83 9.92 9.92 69,000
Jun 4, 2026
9.54 10.45 9.54 10.27 10.27 94,400
Jun 3, 2026
10.03 10.23 9.35 9.63 9.63 104,200
Jun 2, 2026
10.28 10.42 9.84 9.90 9.90 62,700
Jun 1, 2026
10.48 10.65 10.00 10.28 10.28 90,100
May 29, 2026
11.28 11.33 10.33 10.51 10.51 96,400
May 28, 2026
10.54 11.35 10.18 11.26 11.26 146,700
May 27, 2026
9.60 10.70 9.56 10.54 10.54 168,900
May 26, 2026
9.64 10.08 9.15 9.61 9.61 182,300
May 22, 2026
9.42 9.99 8.88 9.80 9.80 122,600
May 21, 2026
9.21 9.50 9.05 9.34 9.34 52,600
May 20, 2026
9.61 9.63 9.00 9.45 9.45 80,400
May 19, 2026
9.25 9.60 8.54 9.41 9.41 286,600
May 18, 2026
9.15 9.55 8.76 9.15 9.15 382,600
May 15, 2026
9.71 9.81 8.65 9.58 9.58 226,200
May 14, 2026
10.38 10.80 9.35 9.59 9.59 302,500
May 13, 2026
9.22 10.58 9.08 10.48 10.48 746,700
May 12, 2026
9.21 10.66 9.00 9.81 9.81 1,084,500
May 11, 2026
8.83 9.08 7.90 8.78 8.78 942,900
May 8, 2026
9.65 9.93 7.85 8.34 8.34 3,003,000
May 7, 2026
7.85 12.45 6.80 9.93 9.93 76,987,200
May 6, 2026
4.77 5.26 4.72 5.15 5.15 185,100
May 5, 2026
4.87 4.88 4.68 4.76 4.76 46,700
May 4, 2026
4.86 5.01 4.63 4.88 4.88 136,900
May 1, 2026
4.78 4.90 4.71 4.90 4.90 37,000
Apr 30, 2026
4.75 5.16 4.75 4.77 4.77 62,900
Apr 29, 2026
4.71 4.84 4.52 4.60 4.60 60,900
Apr 28, 2026
4.96 4.97 4.73 4.73 4.73 33,000
Apr 27, 2026
4.94 5.21 4.75 4.99 4.99 52,300
Apr 24, 2026
4.94 5.11 4.80 5.01 5.01 26,600
Apr 23, 2026
5.16 5.22 4.89 4.90 4.90 34,600
Apr 22, 2026
4.99 5.30 4.99 5.18 5.18 61,400
Apr 21, 2026
5.00 5.26 4.91 4.99 4.99 34,300
Apr 20, 2026
5.25 5.27 4.92 4.99 4.99 82,200
Apr 17, 2026
5.27 5.55 5.26 5.27 5.27 76,200
Apr 16, 2026
5.22 5.43 5.18 5.24 5.24 34,800
Apr 15, 2026
5.14 5.38 5.11 5.24 5.24 53,500
Apr 14, 2026
4.89 5.32 4.77 5.15 5.15 87,500
Apr 13, 2026
4.65 5.12 4.56 4.89 4.89 91,500
Apr 10, 2026
4.84 5.00 4.51 4.65 4.65 87,100
Apr 9, 2026
5.03 5.04 4.44 4.83 4.83 131,400
Apr 8, 2026
4.91 5.20 4.72 5.01 5.01 121,600
Apr 7, 2026
4.86 4.97 4.60 4.71 4.71 32,200
Apr 6, 2026
5.01 5.22 4.80 4.87 4.87 53,300
Apr 2, 2026
5.00 5.26 4.87 4.99 4.99 47,000
Apr 1, 2026
4.86 5.25 4.78 5.17 5.17 79,800
Mar 31, 2026
4.40 4.86 4.40 4.73 4.73 63,500
Mar 30, 2026
4.59 4.69 4.30 4.32 4.32 77,100
Mar 27, 2026
4.71 4.99 4.59 4.59 4.59 51,300
Mar 26, 2026
4.88 5.07 4.70 4.71 4.71 67,000
Mar 25, 2026
5.07 5.35 4.95 4.96 4.96 66,100
Mar 24, 2026
4.83 5.25 4.70 4.99 4.99 99,300
Mar 23, 2026
5.00 5.03 4.76 4.84 4.84 67,900
Mar 20, 2026
5.10 5.26 4.82 4.91 4.91 62,800
Mar 19, 2026
4.91 5.24 4.85 5.12 5.12 83,900
Mar 18, 2026
5.06 5.21 4.82 5.00 5.00 135,700
Mar 17, 2026
5.74 5.74 5.06 5.23 5.23 319,700
Mar 16, 2026
6.41 6.45 5.80 5.87 5.87 228,100
Mar 13, 2026
6.80 7.00 6.21 6.50 6.50 171,900
Mar 12, 2026
6.46 7.07 6.05 6.90 6.90 509,800
Mar 11, 2026
6.18 6.50 5.60 6.23 6.23 379,000
Mar 10, 2026
6.45 7.05 6.05 6.29 6.29 644,200
Mar 9, 2026
5.71 7.30 5.50 6.68 6.68 3,222,700
Mar 6, 2026
4.85 5.36 4.70 5.17 5.17 3,201,200
Mar 5, 2026
5.33 5.33 4.94 5.00 5.00 75,800
Mar 4, 2026
5.39 5.50 5.13 5.39 5.39 68,000
Mar 3, 2026
4.88 5.65 4.82 5.42 5.42 388,000
Mar 2, 2026
5.21 5.23 4.91 4.91 4.91 130,000
Feb 27, 2026
5.12 5.49 4.80 5.42 5.42 130,800
Feb 26, 2026
5.01 5.89 4.68 5.26 5.26 510,900
Feb 25, 2026
4.19 5.56 4.17 5.06 5.06 570,500
Feb 24, 2026
4.15 4.33 4.03 4.21 4.21 41,200
Feb 23, 2026
4.12 4.20 3.92 4.20 4.20 145,900
Feb 20, 2026
4.26 4.30 4.13 4.18 4.18 55,500
Feb 19, 2026
4.37 4.37 4.13 4.24 4.24 100,600
Feb 18, 2026
4.47 4.64 4.34 4.43 4.43 103,700
Feb 17, 2026
4.46 4.60 4.38 4.49 4.49 54,000
Feb 13, 2026
4.45 4.68 4.45 4.45 4.45 29,900
Feb 12, 2026
4.60 4.70 4.36 4.45 4.45 103,700
Feb 11, 2026
4.84 4.86 4.51 4.59 4.59 124,600
Feb 10, 2026
4.96 5.11 4.80 4.83 4.83 50,200
Feb 9, 2026
4.86 5.06 4.70 4.98 4.98 51,400
Feb 6, 2026
4.58 4.92 4.58 4.88 4.88 100,000
Feb 5, 2026
4.62 4.97 4.50 4.51 4.51 133,100
Feb 4, 2026
5.07 5.18 4.76 4.86 4.86 102,000
Feb 3, 2026
5.03 5.25 5.00 5.04 5.04 89,700
Feb 2, 2026
5.11 5.27 5.00 5.04 5.04 93,700
Jan 30, 2026
5.45 5.59 4.91 5.20 5.20 202,300
Jan 29, 2026
5.53 5.69 5.40 5.51 5.51 176,200
Jan 28, 2026
5.60 5.71 5.35 5.50 5.50 192,500
Jan 27, 2026
5.20 5.68 5.20 5.56 5.56 292,800
Jan 26, 2026
5.22 5.42 5.07 5.29 5.29 217,200
Jan 23, 2026
4.98 5.35 4.90 5.22 5.22 363,700
Jan 22, 2026
4.58 5.15 4.46 5.00 5.00 569,800
Jan 21, 2026
4.34 4.69 4.20 4.60 4.60 418,500
Jan 20, 2026
4.50 4.79 4.25 4.32 4.32 597,800
Jan 16, 2026
4.72 5.00 4.52 4.54 4.54 509,400
Jan 15, 2026
4.52 5.19 4.40 4.62 4.62 1,098,300
Jan 14, 2026
4.50 4.82 4.36 4.47 4.47 871,100
Jan 13, 2026
5.95 5.96 4.25 4.37 4.37 2,501,100
Jan 12, 2026
5.62 6.51 5.58 5.88 5.88 4,629,500
Jan 9, 2026
17.68 17.98 13.08 13.67 13.67 852,300
Jan 8, 2026
15.10 17.97 14.90 17.44 17.44 418,000
Jan 7, 2026
15.16 15.53 14.72 14.94 14.94 256,200
Jan 6, 2026
16.97 17.65 14.27 14.57 14.57 228,700
Jan 5, 2026
18.47 19.15 16.60 16.86 16.86 216,100
Jan 2, 2026
18.35 19.08 17.64 17.77 17.77 111,200
Dec 31, 2025
17.95 18.34 17.94 18.09 18.09 66,500
Dec 30, 2025
17.92 18.25 17.54 17.88 17.88 48,000
Dec 29, 2025
17.15 17.99 16.80 17.99 17.99 72,800
Dec 26, 2025
17.61 18.30 16.59 17.27 17.27 71,100
Dec 24, 2025
17.70 18.04 16.91 17.59 17.59 67,900
Dec 23, 2025
17.97 18.75 17.36 17.50 17.50 66,800
Dec 22, 2025
16.90 18.95 16.90 17.86 17.86 105,600
Dec 19, 2025
17.70 18.09 16.51 17.17 17.17 79,600
Dec 18, 2025
17.22 17.80 17.12 17.23 17.23 36,400
Dec 17, 2025
17.70 18.15 16.70 17.18 17.18 59,200
Dec 16, 2025
17.79 18.00 17.12 17.58 17.58 62,200
Dec 15, 2025
18.00 18.25 17.66 17.95 17.95 69,200
Dec 12, 2025
17.82 18.17 16.65 18.00 18.00 103,300
Dec 11, 2025
16.50 18.37 16.40 17.82 17.82 102,000
Dec 10, 2025
15.65 17.25 15.36 16.83 16.83 132,700
Dec 9, 2025
14.97 15.95 14.37 15.69 15.69 62,300
Dec 8, 2025
14.52 15.09 14.43 15.08 15.08 52,300
Dec 5, 2025
14.26 14.75 14.08 14.33 14.33 68,900
Dec 4, 2025
12.55 14.25 12.55 14.20 14.20 127,300
Dec 3, 2025
12.35 12.86 12.05 12.55 12.55 63,000
Dec 2, 2025
13.61 13.68 12.22 12.22 12.22 53,300
Dec 1, 2025
14.77 14.96 13.53 13.54 13.54 87,100
Nov 28, 2025
15.01 15.28 14.53 15.10 15.10 18,000
Nov 26, 2025
14.61 15.28 14.61 14.86 14.86 63,000
Nov 25, 2025
14.20 14.71 14.01 14.57 14.57 58,200
Nov 24, 2025
13.69 14.35 13.43 14.03 14.03 74,000
Nov 21, 2025
13.34 14.19 13.26 13.68 13.68 47,500
Nov 20, 2025
13.94 15.12 12.93 13.22 13.22 91,100
Nov 19, 2025
13.44 13.96 13.35 13.74 13.74 39,500
Nov 18, 2025
13.08 13.75 12.76 13.46 13.46 45,500
Nov 17, 2025
13.65 13.73 12.78 13.10 13.10 99,300
Nov 14, 2025
13.19 14.28 13.13 13.76 13.76 43,900
Nov 13, 2025
12.45 13.50 12.41 13.39 13.39 51,900
Nov 12, 2025
12.36 12.50 11.21 12.47 12.47 81,000
Nov 11, 2025
12.24 12.89 12.05 12.56 12.56 61,200
Nov 10, 2025
11.97 12.75 11.76 12.30 12.30 27,300
Nov 7, 2025
10.86 12.04 10.53 11.81 11.81 64,300
Nov 6, 2025
10.76 12.47 10.56 11.82 11.82 113,100
Nov 5, 2025
12.40 12.61 10.50 10.75 10.75 158,700
Nov 4, 2025
13.62 13.71 12.13 12.29 12.29 103,700
Nov 3, 2025
14.90 15.30 13.70 13.85 13.85 49,900
Oct 31, 2025
13.99 14.89 13.99 14.85 14.85 51,400
Oct 30, 2025
14.06 14.50 13.30 14.05 14.05 45,700
Oct 29, 2025
15.43 15.43 13.87 14.06 14.06 37,700
Oct 28, 2025
15.58 15.74 15.05 15.21 15.21 21,800
Oct 27, 2025
14.75 15.59 14.63 15.59 15.59 51,200
Oct 24, 2025
14.38 14.70 14.04 14.49 14.49 39,400
Oct 23, 2025
14.66 15.39 14.05 14.12 14.12 44,100
Oct 22, 2025
15.71 15.84 14.61 14.63 14.63 45,100
Oct 21, 2025
16.04 16.15 15.02 15.79 15.79 55,600
Oct 20, 2025
15.08 16.09 14.95 16.04 16.04 76,600
Oct 17, 2025
15.09 15.42 14.58 14.81 14.81 33,300
Oct 16, 2025
15.42 16.28 14.92 15.24 15.24 47,100
Oct 15, 2025
15.09 15.45 14.61 15.28 15.28 34,200
Oct 14, 2025
14.85 14.85 14.00 14.61 14.61 51,000
Oct 13, 2025
14.62 15.35 14.30 15.04 15.04 66,400
Oct 10, 2025
16.28 16.28 14.03 14.32 14.32 91,600
Oct 9, 2025
16.00 16.72 15.85 16.08 16.08 80,300
Oct 8, 2025
15.76 15.97 14.85 15.85 15.85 69,700
Oct 7, 2025
14.00 15.90 13.89 15.63 15.63 115,200
Oct 6, 2025
14.41 14.41 13.92 13.98 13.98 44,000
Oct 3, 2025
14.58 14.85 14.09 14.41 14.41 34,900
Oct 2, 2025
14.59 14.64 14.02 14.48 14.48 35,300
Oct 1, 2025
14.29 14.78 14.00 14.45 14.45 54,000
Sep 30, 2025
13.81 14.57 13.12 14.33 14.33 89,600
Sep 29, 2025
13.55 13.95 13.50 13.81 13.81 44,900
Sep 26, 2025
13.85 14.02 12.95 13.74 13.74 36,800
Sep 25, 2025
14.11 14.24 13.48 13.83 13.83 34,700
Sep 24, 2025
13.00 14.90 12.82 14.26 14.26 198,400
Sep 23, 2025
12.31 13.00 12.00 12.97 12.97 57,900
Sep 22, 2025
12.00 12.30 11.67 12.30 12.30 54,100
Sep 19, 2025
12.00 12.27 11.66 12.05 12.05 77,500
Sep 18, 2025
11.82 12.07 11.33 12.07 12.07 35,300
Sep 17, 2025
11.56 11.83 11.51 11.59 11.59 13,900
Sep 16, 2025
11.95 12.00 11.51 11.51 11.51 19,500
Sep 15, 2025
12.39 12.50 11.77 11.94 11.94 31,500
Sep 12, 2025
12.13 12.25 11.80 12.12 12.12 37,500
Sep 11, 2025
11.80 12.22 11.75 12.16 12.16 29,000
Sep 10, 2025
11.94 12.09 11.70 11.78 11.78 12,000
Sep 9, 2025
12.00 12.18 11.80 11.94 11.94 40,700
Sep 8, 2025
12.75 12.75 11.80 12.18 12.18 103,900
Sep 5, 2025
12.78 13.20 12.41 12.91 12.91 65,700

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