Intraday price change for MRK is about $0.63 from the day's low to the day's high.
The previous business day's price range from the open of $65.39 is expected to range from a low of $65.06 to a high of $65.69.
Price moves beyond this range are outside the average.
The previous business day's closing price may be between $65.43 and $65.35 assuming average price movements.
Note that events including news, MRK earnings, or broad market swings will unexpectedly affect price.
Closing prices outside of this range indicate a move outside the average closing price movement.