| Volume | 24,320 |
| Open | 9.370 |
| Bid (Size) | 7.870 (100) |
| Ask (Size) | 10.09 (300) |
| Prev. Close | 9.430 |
| Today's Range | 8.550 - 9.370 |
| 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 $8.59, 55.1% below its 52-week high. Over the past week it ranged between $8.55 and $9.65.
ATRA was -39.2% over the past year, +71.5% over six months, -51.7% year to date, -4.1% in the last week.
Over the past 12 months ATRA returned -39.2% versus DIA (Dow) +11.6%, SPY (S&P 500) +13.1%, QQQ (Nasdaq 100) +15.4% and IWM (Russell 2000) +11.9%.
ATRA most recently traded 24,320 shares against a 3-month average daily volume of 45.1K.