| Volume | 6,122,449 |
| Open | 145.00 |
| Bid (Size) | 143.97 (200) |
| Ask (Size) | 144.01 (200) |
| Prev. Close | 145.95 |
| Today's Range | 143.81 - 147.41 |
| 52wk Range | 82.01 - 156.92 |
| Shares Outstanding | 2,531,374,696 |
| Dividend Yield | 2.36% |
Merck & Co (MRK) traded between $82.01 and $156.92 over the past 52 weeks and last traded at $144.00, 8.2% below its 52-week high. Over the past week it ranged between $141.58 and $152.34.
MRK was +66.8% over the past year, +23.0% over six months, +35.3% year to date, -1.0% in the last week.
Over the past 12 months MRK returned +66.8% versus DIA (Dow) +11.2%, SPY (S&P 500) +14.2%, QQQ (Nasdaq 100) +17.5% and IWM (Russell 2000) +9.3%.
MRK most recently traded 6,122,449 shares against a 3-month average daily volume of 9.9M.