
| Volume | 0 |
| Open | 9.650 |
| Bid (Size) | 3.890 (100) |
| Ask (Size) | 11.11 (1,000) |
| Prev. Close | 9.650 |
| Today's Range | 9.650 - 9.650 |
| 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 $9.65, 49.6% below its 52-week high. Over the past week it ranged between $8.80 and $9.99.
ATRA was -36.8% over the past year, +84.2% over six months, -45.7% year to date, +1.8% in the last week.
Over the past 12 months ATRA returned -36.8% versus DIA (Dow) +12.6%, SPY (S&P 500) +16.0%, QQQ (Nasdaq 100) +20.9% and IWM (Russell 2000) +9.9%.
ATRA's 3-month average daily volume is 47.9K.