| Volume | 8,019,258 |
| Open | 145.75 |
| Bid (Size) | 145.00 (100) |
| Ask (Size) | 146.48 (100) |
| Prev. Close | 145.60 |
| Today's Range | 144.64 - 146.36 |
| 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 $145.45, 7.3% below its 52-week high. Over the past week it ranged between $138.89 and $146.68.
MRK was +69.7% over the past year, +21.1% over six months, +36.6% year to date, +2.5% in the last week.
Over the past 12 months MRK returned +69.7% versus DIA (Dow) +12.4%, SPY (S&P 500) +17.4%, QQQ (Nasdaq 100) +23.9% and IWM (Russell 2000) +13.7%.
MRK most recently traded 8,019,258 shares against a 3-month average daily volume of 9.8M.