ATRA
ATARA BIOTHER (ATRA)
NASDAQ
$9.64+$0.005 (+0.05%)
Price as of Jun 03, 2026 4:35 PM EDT
  • $94.7M
    Market Cap
  • 15.61%
    1-Year Change
  • Biotechnology
    Industry
  • 1 Month
    +97.34%
    Low Price$4.76
    High Price$11.26
  • 3 Months
    +92.60%
    Low Price$4.32
    High Price$11.26
  • 1 Year
    +15.61%
    Low Price$4.18
    High Price$18.09
Date
Open
High
Low
Close
Change (%)
Volume
06/03/2026
10.03
10.23
9.35
9.63
-2.73%
104,241
06/02/2026
10.28
10.42
9.84
9.90
-3.70%
63,128
06/01/2026
10.48
10.65
10.00
10.28
-2.19%
90,111
05/29/2026
11.28
11.33
10.33
10.51
-6.66%
96,470
05/28/2026
10.54
11.35
10.18
11.26
+6.83%
147,738
05/27/2026
9.60
10.70
9.56
10.54
+9.68%
168,936
05/26/2026
9.64
10.08
9.15
9.61
-1.94%
182,561
05/22/2026
9.42
9.99
8.88
9.80
+4.93%
125,047
05/21/2026
9.21
9.50
9.05
9.34
-1.16%
52,566
05/20/2026
9.61
9.63
9.00
9.45
+0.43%
80,400
05/19/2026
9.25
9.60
8.54
9.41
+2.84%
286,618
05/18/2026
9.15
9.55
8.76
9.15
-4.49%
382,557
05/15/2026
9.71
9.81
8.65
9.58
-0.10%
226,219
05/14/2026
10.38
10.80
9.35
9.59
-8.49%
302,518
05/13/2026
9.22
10.58
9.08
10.48
+6.83%
746,706
05/12/2026
9.21
10.66
9.00
9.81
+11.73%
1,084,504
05/12/2026
-$0.29 Earnings
05/11/2026
8.83
9.08
7.90
8.78
+5.28%
943,889
05/08/2026
9.65
9.93
7.85
8.34
-16.01%
3,002,953
05/07/2026
7.85
12.45
6.80
9.93
+92.82%
76,987,169
05/06/2026
4.77
5.26
4.72
5.15
+8.19%
185,369
05/05/2026
4.87
4.88
4.68
4.76
-2.46%
46,670
05/04/2026
4.86
5.02
4.63
4.88
-0.41%
136,870
05/01/2026
4.78
4.90
4.71
4.90
+2.73%
36,998
04/30/2026
4.75
5.16
4.75
4.77
+3.70%
62,941
04/29/2026
4.71
4.84
4.52
4.60
-2.75%
60,784
04/28/2026
4.96
4.97
4.73
4.73
-5.21%
33,047
04/27/2026
4.94
5.21
4.75
4.99
-0.40%
52,270
04/24/2026
4.94
5.11
4.80
5.01
+2.24%
26,580
04/23/2026
5.16
5.22
4.89
4.90
-5.41%
34,647
04/22/2026
4.99
5.30
4.99
5.18
+3.81%
61,506
04/21/2026
5.00
5.26
4.91
4.99
0.00%
34,338
04/20/2026
5.25
5.27
4.92
4.99
-5.31%
82,224
04/17/2026
5.27
5.55
5.26
5.27
+0.57%
76,213
04/16/2026
5.22
5.43
5.18
5.24
0.00%
34,824
04/15/2026
5.14
5.38
5.11
5.24
+1.75%
53,634
04/14/2026
4.89
5.32
4.77
5.15
+5.32%
87,524
04/13/2026
4.65
5.12
4.56
4.89
+5.16%
91,774
04/10/2026
4.84
5.00
4.52
4.65
-3.73%
87,060
04/09/2026
5.03
5.04
4.44
4.83
-3.59%
133,939
04/08/2026
4.91
5.20
4.73
5.01
+6.37%
121,569
04/07/2026
4.86
4.97
4.60
4.71
-3.29%
32,219
04/06/2026
5.01
5.22
4.80
4.87
-2.40%
53,400
04/02/2026
5.00
5.26
4.87
4.99
-3.48%
47,022
04/01/2026
4.86
5.25
4.78
5.17
+9.30%
79,829
03/31/2026
4.40
4.86
4.40
4.73
+9.49%
63,518
03/30/2026
4.59
4.69
4.30
4.32
-5.88%
77,140
03/27/2026
4.71
4.99
4.59
4.59
-2.55%
51,349
03/26/2026
4.88
5.07
4.70
4.71
-5.04%
67,120
03/25/2026
5.07
5.35
4.95
4.96
-0.60%
66,119
03/24/2026
4.83
5.25
4.70
4.99
+2.99%
99,391
03/23/2026
5.00
5.03
4.76
4.85
-1.32%
67,886
03/20/2026
5.10
5.26
4.82
4.91
-4.10%
62,849
03/19/2026
4.91
5.24
4.85
5.12
+2.40%
83,878
03/18/2026
5.06
5.21
4.82
5.00
-4.40%
135,740
03/17/2026
5.74
5.74
5.06
5.23
-10.90%
319,698
03/16/2026
6.41
6.45
5.80
5.87
-9.69%
228,120
03/16/2026
-$0.25 Earnings
03/13/2026
6.80
7.00
6.21
6.50
-5.80%
171,888
03/12/2026
6.46
7.07
6.05
6.90
+10.75%
509,755
03/11/2026
6.18
6.50
5.60
6.23
-0.95%
382,580
03/10/2026
6.45
7.05
6.05
6.29
-5.84%
644,240
03/09/2026
5.71
7.30
5.50
6.68
+29.21%
3,222,713
03/06/2026
4.85
5.37
4.70
5.17
+3.40%
3,201,173
03/05/2026
5.33
5.33
4.94
5.00
-7.24%
76,432
03/04/2026
5.39
5.50
5.13
5.39
-0.55%
67,999
03/03/2026
4.88
5.65
4.82
5.42
+10.39%
387,977
03/02/2026
5.21
5.23
4.91
4.91
-9.41%
130,042
02/27/2026
5.12
5.49
4.80
5.42
+3.04%
130,816
02/26/2026
5.01
5.89
4.68
5.26
+3.95%
510,862
02/25/2026
4.19
5.56
4.17
5.06
+20.19%
570,915
02/24/2026
4.15
4.33
4.03
4.21
+0.24%
41,205
02/23/2026
4.12
4.20
3.92
4.20
+0.48%
145,936
02/20/2026
4.26
4.30
4.13
4.18
-1.42%
55,490
02/19/2026
4.37
4.37
4.13
4.24
-4.29%
100,573
02/18/2026
4.47
4.64
4.34
4.43
-1.34%
103,737
02/17/2026
4.46
4.60
4.38
4.49
+0.90%
54,101
02/13/2026
4.45
4.68
4.45
4.45
0.00%
29,890
02/12/2026
4.60
4.70
4.37
4.45
-3.05%
103,734
02/11/2026
4.84
4.86
4.51
4.59
-4.97%
124,687
02/10/2026
4.96
5.11
4.80
4.83
-3.01%
50,195
02/09/2026
4.86
5.06
4.70
4.98
+2.05%
51,432
02/06/2026
4.58
4.92
4.58
4.88
+8.20%
100,026
02/05/2026
4.62
4.97
4.50
4.51
-7.20%
133,126
02/04/2026
5.07
5.18
4.76
4.86
-3.57%
101,953
02/03/2026
5.03
5.25
5.00
5.04
0.00%
89,679
02/02/2026
5.11
5.27
5.00
5.04
-3.08%
93,715
01/30/2026
5.45
5.59
4.91
5.20
-5.63%
202,311
01/29/2026
5.53
5.69
5.40
5.51
+0.18%
176,288
01/28/2026
5.60
5.71
5.35
5.50
-1.08%
192,836
01/27/2026
5.20
5.68
5.20
5.56
+5.10%
293,121
01/26/2026
5.22
5.42
5.07
5.29
+1.34%
217,437
01/23/2026
4.98
5.35
4.90
5.22
+4.40%
363,690
01/22/2026
4.58
5.15
4.46
5.00
+8.70%
570,031
01/21/2026
4.34
4.69
4.20
4.60
+6.48%
418,495
01/20/2026
4.50
4.79
4.25
4.32
-4.85%
597,794
01/16/2026
4.72
5.00
4.52
4.54
-1.73%
509,376
01/15/2026
4.52
5.19
4.40
4.62
+3.36%
1,098,329
01/14/2026
4.50
4.82
4.36
4.47
+2.29%
871,129
01/13/2026
5.95
5.96
4.25
4.37
-25.68%
2,501,087