| Volume | 9,288,749 |
| Open | 141.37 |
| Bid (Size) | 144.83 (200) |
| Ask (Size) | 149.00 (200) |
| Prev. Close | 142.38 |
| Today's Range | 141.36 - 146.68 |
| 52wk Range | 82.01 - 156.92 |
| Shares Outstanding | 2,531,374,696 |
| Dividend Yield | 2.34% |
Merck & Co (MRK) traded between $82.01 and $156.92 over the past 52 weeks and last traded at $145.60, 7.2% below its 52-week high. Over the past week it ranged between $138.80 and $146.68.
MRK was +66.4% over the past year, +19.9% over six months, +36.8% year to date, +4.3% in the last week.
Over the past 12 months MRK returned +66.4% versus DIA (Dow) +11.4%, SPY (S&P 500) +16.0%, QQQ (Nasdaq 100) +23.0% and IWM (Russell 2000) +13.8%.
MRK most recently traded 9,288,749 shares against a 3-month average daily volume of 9.8M.