Atara Biotherapeutics, Inc. (ATRA)
NASDAQ: ATRA · Real-Time Price · USD
14.33
+0.13 (0.92%)
At close: Dec 5, 2025, 4:00 PM EST
14.77
+0.44 (3.07%)
After-hours: Dec 5, 2025, 6:37 PM EST
Atara Biotherapeutics Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| 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% | 127,301 |
| Dec 3, 2025 | 12.35 | 12.86 | 12.05 | 12.55 | 12.55 | 2.70% | 62,968 |
| Dec 2, 2025 | 13.61 | 13.68 | 12.22 | 12.22 | 12.22 | -9.75% | 53,243 |
| 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 |
| Nov 13, 2025 | 12.45 | 13.50 | 12.41 | 13.39 | 13.39 | 7.38% | 51,939 |
| Nov 12, 2025 | 12.36 | 12.50 | 11.21 | 12.47 | 12.47 | -0.72% | 80,986 |
| Nov 11, 2025 | 12.24 | 12.89 | 12.05 | 12.56 | 12.56 | 2.11% | 61,159 |
| Nov 10, 2025 | 11.97 | 12.75 | 11.76 | 12.30 | 12.30 | 4.15% | 27,349 |
| Nov 7, 2025 | 10.86 | 12.04 | 10.53 | 11.81 | 11.81 | -0.08% | 64,310 |
| Nov 6, 2025 | 10.76 | 12.47 | 10.56 | 11.82 | 11.82 | 9.95% | 113,243 |
| Nov 5, 2025 | 12.40 | 12.61 | 10.50 | 10.75 | 10.75 | -12.53% | 158,739 |
| Nov 4, 2025 | 13.62 | 13.71 | 12.13 | 12.29 | 12.29 | -11.26% | 103,923 |
| Nov 3, 2025 | 14.90 | 15.30 | 13.70 | 13.85 | 13.85 | -6.73% | 49,868 |
| Oct 31, 2025 | 13.99 | 14.89 | 13.99 | 14.85 | 14.85 | 5.73% | 51,465 |
| Oct 30, 2025 | 14.06 | 14.50 | 13.30 | 14.05 | 14.05 | -0.11% | 45,796 |
| Oct 29, 2025 | 15.43 | 15.43 | 13.87 | 14.06 | 14.06 | -7.56% | 37,661 |
| Oct 28, 2025 | 15.58 | 15.74 | 15.05 | 15.21 | 15.21 | -2.44% | 21,762 |
| Oct 27, 2025 | 14.75 | 15.59 | 14.63 | 15.59 | 15.59 | 7.59% | 51,196 |
| Oct 24, 2025 | 14.38 | 14.70 | 14.04 | 14.49 | 14.49 | 2.62% | 39,363 |
| Oct 23, 2025 | 14.66 | 15.39 | 14.05 | 14.12 | 14.12 | -3.49% | 44,151 |
| Oct 22, 2025 | 15.71 | 15.84 | 14.61 | 14.63 | 14.63 | -7.35% | 45,056 |
| Oct 21, 2025 | 16.04 | 16.15 | 15.02 | 15.79 | 15.79 | -1.56% | 55,596 |
| Oct 20, 2025 | 15.08 | 16.09 | 14.95 | 16.04 | 16.04 | 8.31% | 76,768 |
| Oct 17, 2025 | 15.09 | 15.42 | 14.58 | 14.81 | 14.81 | -2.85% | 33,574 |
| Oct 16, 2025 | 15.42 | 16.28 | 14.92 | 15.25 | 15.25 | -0.23% | 47,104 |
| Oct 15, 2025 | 15.09 | 15.45 | 14.61 | 15.28 | 15.28 | 4.59% | 34,238 |
| Oct 14, 2025 | 14.85 | 14.85 | 14.00 | 14.61 | 14.61 | -2.86% | 51,015 |
| Oct 13, 2025 | 14.62 | 15.35 | 14.30 | 15.04 | 15.04 | 4.99% | 66,435 |
| Oct 10, 2025 | 16.28 | 16.28 | 14.03 | 14.33 | 14.33 | -10.91% | 91,565 |
| Oct 9, 2025 | 16.00 | 16.72 | 15.85 | 16.08 | 16.08 | 1.45% | 80,341 |
| Oct 8, 2025 | 15.76 | 15.97 | 14.85 | 15.85 | 15.85 | 1.41% | 69,652 |
| Oct 7, 2025 | 14.00 | 15.90 | 13.89 | 15.63 | 15.63 | 11.80% | 115,552 |
| Oct 6, 2025 | 14.41 | 14.41 | 13.92 | 13.98 | 13.98 | -2.98% | 44,198 |
| Oct 3, 2025 | 14.58 | 14.85 | 14.09 | 14.41 | 14.41 | -0.48% | 34,906 |
| Oct 2, 2025 | 14.59 | 14.64 | 14.02 | 14.48 | 14.48 | 0.21% | 35,298 |
| Oct 1, 2025 | 14.29 | 14.78 | 14.00 | 14.45 | 14.45 | 0.84% | 53,998 |
| Sep 30, 2025 | 13.81 | 14.57 | 13.12 | 14.33 | 14.33 | 3.77% | 89,560 |
| Sep 29, 2025 | 13.55 | 13.95 | 13.50 | 13.81 | 13.81 | 0.51% | 44,941 |
| Sep 26, 2025 | 13.85 | 14.03 | 12.95 | 13.74 | 13.74 | -0.65% | 36,834 |
| Sep 25, 2025 | 14.11 | 14.24 | 13.48 | 13.83 | 13.83 | -3.02% | 34,706 |
| Sep 24, 2025 | 13.00 | 14.91 | 12.82 | 14.26 | 14.26 | 9.95% | 198,399 |
| Sep 23, 2025 | 12.31 | 13.00 | 12.00 | 12.97 | 12.97 | 5.45% | 57,866 |
| Sep 22, 2025 | 12.00 | 12.30 | 11.67 | 12.30 | 12.30 | 2.07% | 54,082 |
| Sep 19, 2025 | 12.00 | 12.27 | 11.66 | 12.05 | 12.05 | -0.17% | 77,451 |
| Sep 18, 2025 | 11.82 | 12.07 | 11.33 | 12.07 | 12.07 | 4.14% | 35,281 |
| Sep 17, 2025 | 11.56 | 11.83 | 11.51 | 11.59 | 11.59 | 0.70% | 13,853 |
| Sep 16, 2025 | 11.95 | 12.00 | 11.51 | 11.51 | 11.51 | -3.60% | 19,562 |
| Sep 15, 2025 | 12.39 | 12.50 | 11.77 | 11.94 | 11.94 | -1.49% | 31,487 |
| Sep 12, 2025 | 12.13 | 12.25 | 11.80 | 12.12 | 12.12 | -0.33% | 37,459 |
| Sep 11, 2025 | 11.80 | 12.22 | 11.75 | 12.16 | 12.16 | 3.23% | 29,000 |
| Sep 10, 2025 | 11.94 | 12.09 | 11.70 | 11.78 | 11.78 | -1.38% | 11,997 |
| Sep 9, 2025 | 12.00 | 12.18 | 11.80 | 11.95 | 11.95 | -1.93% | 40,687 |
| Sep 8, 2025 | 12.75 | 12.75 | 11.80 | 12.18 | 12.18 | -5.65% | 103,934 |
| Sep 5, 2025 | 12.78 | 13.20 | 12.41 | 12.91 | 12.91 | 0.86% | 65,655 |
| Sep 4, 2025 | 12.64 | 12.80 | 12.38 | 12.80 | 12.80 | 1.35% | 21,635 |
| Sep 3, 2025 | 12.42 | 12.75 | 12.23 | 12.63 | 12.63 | 2.35% | 53,885 |
| Sep 2, 2025 | 11.97 | 12.60 | 11.81 | 12.34 | 12.34 | 2.41% | 68,506 |
| Aug 29, 2025 | 12.44 | 12.44 | 11.70 | 12.05 | 12.05 | -2.51% | 36,668 |
| Aug 28, 2025 | 12.40 | 12.76 | 12.16 | 12.36 | 12.36 | 0.08% | 50,886 |
| Aug 27, 2025 | 12.59 | 12.75 | 11.86 | 12.35 | 12.35 | -2.29% | 34,139 |
| Aug 26, 2025 | 12.50 | 13.08 | 12.19 | 12.64 | 12.64 | 3.27% | 80,305 |
| Aug 25, 2025 | 12.37 | 12.56 | 12.02 | 12.24 | 12.24 | -0.81% | 57,564 |
| Aug 22, 2025 | 11.72 | 12.40 | 11.62 | 12.34 | 12.34 | 7.40% | 90,727 |
| Aug 21, 2025 | 11.63 | 11.92 | 11.28 | 11.49 | 11.49 | -2.30% | 31,143 |
| Aug 20, 2025 | 11.87 | 12.09 | 11.27 | 11.76 | 11.76 | 2.44% | 64,570 |
| Aug 19, 2025 | 11.53 | 12.06 | 11.24 | 11.48 | 11.48 | - | 35,240 |
| Aug 18, 2025 | 12.21 | 12.50 | 11.20 | 11.48 | 11.48 | -6.59% | 78,074 |
| Aug 15, 2025 | 11.72 | 12.49 | 11.52 | 12.29 | 12.29 | 4.86% | 149,567 |
| Aug 14, 2025 | 12.00 | 12.11 | 11.54 | 11.72 | 11.72 | -3.38% | 41,382 |
| Aug 13, 2025 | 11.67 | 12.25 | 11.62 | 12.13 | 12.13 | 5.11% | 58,084 |
| Aug 12, 2025 | 11.01 | 12.31 | 10.87 | 11.54 | 11.54 | 11.82% | 57,549 |
| Aug 11, 2025 | 10.86 | 11.45 | 10.32 | 10.32 | 10.32 | -5.80% | 41,861 |
| Aug 8, 2025 | 11.03 | 11.66 | 10.39 | 10.96 | 10.96 | -0.05% | 25,046 |
| Aug 7, 2025 | 11.39 | 11.79 | 10.53 | 10.96 | 10.96 | -3.73% | 23,422 |
| Aug 6, 2025 | 11.31 | 11.75 | 10.86 | 11.39 | 11.39 | 1.47% | 24,655 |
| Aug 5, 2025 | 11.75 | 11.84 | 11.15 | 11.22 | 11.22 | -0.88% | 19,897 |
| Aug 4, 2025 | 11.43 | 11.60 | 11.20 | 11.32 | 11.32 | -1.99% | 14,048 |
| Aug 1, 2025 | 11.40 | 11.73 | 10.92 | 11.55 | 11.55 | 0.26% | 39,781 |
| Jul 31, 2025 | 12.11 | 12.32 | 11.50 | 11.52 | 11.52 | -4.87% | 41,118 |
| Jul 30, 2025 | 11.91 | 12.85 | 11.81 | 12.11 | 12.11 | 3.24% | 90,409 |
| Jul 29, 2025 | 11.75 | 12.00 | 11.36 | 11.73 | 11.73 | -0.68% | 47,684 |
| Jul 28, 2025 | 11.58 | 11.90 | 10.69 | 11.81 | 11.81 | 1.99% | 42,287 |
| Jul 25, 2025 | 12.18 | 12.18 | 10.68 | 11.58 | 11.58 | -5.31% | 90,745 |
| Jul 24, 2025 | 13.26 | 13.46 | 12.18 | 12.23 | 12.23 | -0.24% | 90,316 |
| Jul 23, 2025 | 13.08 | 13.23 | 12.01 | 12.26 | 12.26 | -5.84% | 99,245 |
| Jul 22, 2025 | 11.58 | 13.21 | 11.58 | 13.02 | 13.02 | 13.22% | 149,876 |
| Jul 21, 2025 | 10.40 | 11.70 | 10.15 | 11.50 | 11.50 | 15.00% | 158,784 |
| Jul 18, 2025 | 9.80 | 10.99 | 9.78 | 10.00 | 10.00 | 2.99% | 113,052 |
| Jul 17, 2025 | 9.30 | 9.80 | 8.53 | 9.71 | 9.71 | 4.63% | 79,211 |