| Volume | 196,310 |
| Open | 29.05 |
| Bid (Size) | 29.32 (200) |
| Ask (Size) | 29.41 (300) |
| Prev. Close | 28.87 |
| Today's Range | 28.84 - 29.73 |
| 52wk Range | 16.64 - 31.00 |
| Shares Outstanding | 48,081,433 |
| Dividend Yield | N/A |
Amphastar Pharmaceuticals, Inc. - Common Stock (AMPH) traded between $16.64 and $31.00 over the past 52 weeks and last traded at $29.36, 5.3% below its 52-week high. Over the past week it ranged between $27.80 and $31.00.
AMPH was +5.5% over the past year, +69.7% over six months, +11.0% year to date, +3.1% in the last week.
Over the past 12 months AMPH returned +5.5% versus DIA (Dow) +8.3%, SPY (S&P 500) +10.3%, QQQ (Nasdaq 100) +9.5% and IWM (Russell 2000) +13.9%.
AMPH most recently traded 196,310 shares against a 3-month average daily volume of 466.5K.