| Volume | 4,119 |
| Open | 8.370 |
| Bid (Size) | 7.950 (500) |
| Ask (Size) | 8.230 (100) |
| Prev. Close | 8.230 |
| Today's Range | 7.950 - 8.410 |
| 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 $8.04, 58.0% below its 52-week high. Over the past week it ranged between $7.47 and $8.38.
ATRA was -36.0% over the past year, -23.3% over six months, -54.8% year to date, +0.9% in the last week.
Over the past 12 months ATRA returned -36.0% versus DIA (Dow) +9.6%, SPY (S&P 500) +11.3%, QQQ (Nasdaq 100) +11.1% and IWM (Russell 2000) +14.7%.
ATRA most recently traded 4,119 shares against a 3-month average daily volume of 39.6K.