| Volume | 2,968,013 |
| Open | 143.10 |
| Bid (Size) | 147.52 (400) |
| Ask (Size) | 147.58 (100) |
| Prev. Close | 141.98 |
| Today's Range | 142.66 - 147.68 |
| 52wk Range | 82.01 - 156.92 |
| Shares Outstanding | 2,531,374,696 |
| Dividend Yield | 2.30% |
Merck & Co (MRK) traded between $82.01 and $156.92 over the past 52 weeks and last traded at $147.55, 6.0% below its 52-week high. Over the past week it ranged between $138.89 and $146.68.
MRK was +72.2% over the past year, +23.0% over six months, +38.6% year to date, +3.3% in the last week.
Over the past 12 months MRK returned +72.2% versus DIA (Dow) +11.7%, SPY (S&P 500) +16.0%, QQQ (Nasdaq 100) +21.3% and IWM (Russell 2000) +11.1%.
MRK most recently traded 2,968,013 shares against a 3-month average daily volume of 9.9M.