Intraday price change for WDC is about $2.36 from the day's low to the day's high.
The previous business day's price range from the open of $86.40 is expected to range from a low of $85.08 to a high of $87.43.
Price moves beyond this range are outside the average.
The previous business day's closing price may be between $86.52 and $86.28 assuming average price movements.
Note that events including news, WDC earnings, or broad market swings will unexpectedly affect price.
Closing prices outside of this range indicate a move outside the average closing price movement.