Atara Biotherapeutics, Inc. (ATRA)
NASDAQ: ATRA · Real-Time Price · USD
9.35
-0.46 (-4.69%)
May 13, 2026, 10:16 AM EDT - Market open
Atara Biotherapeutics Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| May 12, 2026 | 9.21 | 10.66 | 9.00 | 9.81 | 9.81 | 11.73% | 1,037,114 |
| May 11, 2026 | 8.83 | 9.08 | 7.90 | 8.78 | 8.78 | 5.28% | 838,665 |
| May 8, 2026 | 9.65 | 9.93 | 7.85 | 8.34 | 8.34 | -16.01% | 2,907,857 |
| May 7, 2026 | 7.85 | 12.45 | 6.80 | 9.93 | 9.93 | 92.82% | 75,973,637 |
| May 6, 2026 | 4.77 | 5.26 | 4.72 | 5.15 | 5.15 | 8.19% | 185,127 |
| May 5, 2026 | 4.87 | 4.88 | 4.68 | 4.76 | 4.76 | -2.46% | 46,669 |
| May 4, 2026 | 4.86 | 5.02 | 4.63 | 4.88 | 4.88 | -0.41% | 136,861 |
| May 1, 2026 | 4.78 | 4.90 | 4.71 | 4.90 | 4.90 | 2.73% | 29,630 |
| Apr 30, 2026 | 4.75 | 5.16 | 4.75 | 4.77 | 4.77 | 3.70% | 62,941 |
| Apr 29, 2026 | 4.71 | 4.84 | 4.52 | 4.60 | 4.60 | -2.75% | 60,690 |
| Apr 28, 2026 | 4.96 | 4.97 | 4.73 | 4.73 | 4.73 | -5.21% | 33,047 |
| Apr 27, 2026 | 4.94 | 5.21 | 4.75 | 4.99 | 4.99 | -0.40% | 52,277 |
| Apr 24, 2026 | 4.94 | 5.11 | 4.80 | 5.01 | 5.01 | 2.24% | 26,580 |
| Apr 23, 2026 | 5.16 | 5.22 | 4.89 | 4.90 | 4.90 | -5.41% | 34,647 |
| Apr 22, 2026 | 4.99 | 5.30 | 4.99 | 5.18 | 5.18 | 3.81% | 61,506 |
| Apr 21, 2026 | 5.00 | 5.26 | 4.91 | 4.99 | 4.99 | - | 34,338 |
| Apr 20, 2026 | 5.25 | 5.27 | 4.92 | 4.99 | 4.99 | -5.31% | 82,224 |
| Apr 17, 2026 | 5.27 | 5.55 | 5.26 | 5.27 | 5.27 | 0.57% | 76,213 |
| Apr 16, 2026 | 5.22 | 5.43 | 5.18 | 5.24 | 5.24 | - | 34,824 |
| Apr 15, 2026 | 5.14 | 5.38 | 5.11 | 5.24 | 5.24 | 1.75% | 53,634 |
| Apr 14, 2026 | 4.89 | 5.32 | 4.77 | 5.15 | 5.15 | 5.32% | 87,524 |
| Apr 13, 2026 | 4.65 | 5.12 | 4.56 | 4.89 | 4.89 | 5.16% | 91,774 |
| Apr 10, 2026 | 4.84 | 5.00 | 4.52 | 4.65 | 4.65 | -3.73% | 87,060 |
| Apr 9, 2026 | 5.03 | 5.04 | 4.44 | 4.83 | 4.83 | -3.59% | 131,356 |
| Apr 8, 2026 | 4.91 | 5.20 | 4.73 | 5.01 | 5.01 | 6.37% | 121,569 |
| Apr 7, 2026 | 4.86 | 4.97 | 4.60 | 4.71 | 4.71 | -3.29% | 32,219 |
| Apr 6, 2026 | 5.01 | 5.22 | 4.80 | 4.87 | 4.87 | -2.40% | 53,400 |
| Apr 2, 2026 | 5.00 | 5.26 | 4.87 | 4.99 | 4.99 | -3.48% | 47,022 |
| Apr 1, 2026 | 4.86 | 5.25 | 4.78 | 5.17 | 5.17 | 9.30% | 79,829 |
| Mar 31, 2026 | 4.40 | 4.86 | 4.40 | 4.73 | 4.73 | 9.49% | 63,518 |
| Mar 30, 2026 | 4.59 | 4.69 | 4.30 | 4.32 | 4.32 | -5.88% | 77,140 |
| Mar 27, 2026 | 4.71 | 4.99 | 4.59 | 4.59 | 4.59 | -2.55% | 51,349 |
| Mar 26, 2026 | 4.88 | 5.07 | 4.70 | 4.71 | 4.71 | -5.04% | 67,120 |
| Mar 25, 2026 | 5.07 | 5.35 | 4.95 | 4.96 | 4.96 | -0.60% | 66,119 |
| Mar 24, 2026 | 4.83 | 5.25 | 4.70 | 4.99 | 4.99 | 2.99% | 99,391 |
| Mar 23, 2026 | 5.00 | 5.03 | 4.76 | 4.85 | 4.85 | -1.32% | 67,886 |
| Mar 20, 2026 | 5.10 | 5.26 | 4.82 | 4.91 | 4.91 | -4.10% | 62,849 |
| Mar 19, 2026 | 4.91 | 5.24 | 4.85 | 5.12 | 5.12 | 2.40% | 83,878 |
| Mar 18, 2026 | 5.06 | 5.21 | 4.82 | 5.00 | 5.00 | -4.40% | 135,740 |
| Mar 17, 2026 | 5.74 | 5.74 | 5.06 | 5.23 | 5.23 | -10.90% | 319,698 |
| Mar 16, 2026 | 6.41 | 6.45 | 5.80 | 5.87 | 5.87 | -9.69% | 228,120 |
| Mar 13, 2026 | 6.80 | 7.00 | 6.21 | 6.50 | 6.50 | -5.80% | 171,888 |
| Mar 12, 2026 | 6.46 | 7.07 | 6.05 | 6.90 | 6.90 | 10.75% | 509,755 |
| Mar 11, 2026 | 6.18 | 6.50 | 5.60 | 6.23 | 6.23 | -0.95% | 382,580 |
| Mar 10, 2026 | 6.45 | 7.05 | 6.05 | 6.29 | 6.29 | -5.84% | 644,240 |
| Mar 9, 2026 | 5.71 | 7.30 | 5.50 | 6.68 | 6.68 | 29.21% | 3,222,713 |
| Mar 6, 2026 | 4.85 | 5.37 | 4.70 | 5.17 | 5.17 | 3.40% | 3,201,173 |
| Mar 5, 2026 | 5.33 | 5.33 | 4.94 | 5.00 | 5.00 | -7.24% | 76,432 |
| Mar 4, 2026 | 5.39 | 5.50 | 5.13 | 5.39 | 5.39 | -0.55% | 67,999 |
| Mar 3, 2026 | 4.88 | 5.65 | 4.82 | 5.42 | 5.42 | 10.39% | 387,977 |