| Volume | 3,442,682 |
| Open | 145.00 |
| Bid (Size) | 144.25 (200) |
| Ask (Size) | 144.30 (600) |
| Prev. Close | 145.95 |
| Today's Range | 144.27 - 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 $144.28, 8.1% below its 52-week high. Over the past week it ranged between $141.58 and $152.34.
MRK was +67.1% over the past year, +23.2% over six months, +35.5% year to date, -0.8% in the last week.
Over the past 12 months MRK returned +67.1% versus DIA (Dow) +11.1%, SPY (S&P 500) +14.3%, QQQ (Nasdaq 100) +17.7% and IWM (Russell 2000) +9.3%.
MRK most recently traded 3,442,682 shares against a 3-month average daily volume of 9.9M.