| Volume | 0 |
| Open | 8.180 |
| Bid (Size) | 3.300 (100) |
| Ask (Size) | 12.00 (100) |
| Prev. Close | 8.180 |
| Today's Range | 8.180 - 8.180 |
| 52wk Range | 3.920 - 19.14 |
| Shares Outstanding | 101,102,152 |
| Dividend Yield | N/A |
Atara Biotherapeutics, Inc. - Common Stock (ATRA) traded between $3.92 and $19.14 over the past 52 weeks and last traded at $8.18, 57.3% below its 52-week high. Over the past week it ranged between $7.47 and $8.65.
ATRA was -33.5% over the past year, -6.8% over six months, -54.0% year to date, -0.2% in the last week.
Over the past 12 months ATRA returned -33.5% versus DIA (Dow) +10.4%, SPY (S&P 500) +10.5%, QQQ (Nasdaq 100) +9.0% and IWM (Russell 2000) +15.8%.
ATRA's 3-month average daily volume is 40.1K.