| Volume | 6,414,237 |
| Open | 146.61 |
| Bid (Size) | 147.18 (200) |
| Ask (Size) | 148.00 (100) |
| Prev. Close | 148.05 |
| Today's Range | 145.30 - 147.62 |
| 52wk Range | 87.26 - 156.92 |
| Shares Outstanding | 2,531,374,696 |
| Dividend Yield | 2.31% |
Merck & Co (MRK) traded between $87.26 and $156.92 over the past 52 weeks and last traded at $147.18, 6.2% below its 52-week high. Over the past week it ranged between $142.80 and $153.37.
MRK was +61.8% over the past year, +29.7% over six months, +38.3% year to date, +0.2% in the last week.
Over the past 12 months MRK returned +61.8% versus DIA (Dow) +9.4%, SPY (S&P 500) +11.2%, QQQ (Nasdaq 100) +11.1% and IWM (Russell 2000) +15.9%.
MRK most recently traded 6,414,237 shares against a 3-month average daily volume of 10.3M.