| Volume | 12,345,381 |
| Open | 149.55 |
| Bid (Size) | 149.09 (100) |
| Ask (Size) | 150.10 (10,000) |
| Prev. Close | 146.33 |
| Today's Range | 147.40 - 151.35 |
| 52wk Range | 82.01 - 156.92 |
| Shares Outstanding | 2,531,374,696 |
| Dividend Yield | 2.27% |
Merck & Co (MRK) traded between $82.01 and $156.92 over the past 52 weeks and last traded at $149.52, 4.7% below its 52-week high. Over the past week it ranged between $139.21 and $151.35.
MRK was +81.3% over the past year, +32.2% over six months, +40.5% year to date, +6.3% in the last week.
Over the past 12 months MRK returned +81.3% versus DIA (Dow) +9.2%, SPY (S&P 500) +10.6%, QQQ (Nasdaq 100) +9.2% and IWM (Russell 2000) +13.8%.
MRK most recently traded 12,345,381 shares against a 3-month average daily volume of 10.4M.