Intraday price change for PSX is about $1.07 from the day's low to the day's high.
The previous business day's price range from the open of $84.18 is expected to range from a low of $83.72 to a high of $84.78.
Price moves beyond this range are outside the average.
The previous business day's closing price may be between $84.05 and $84.31 assuming average price movements.
Note that events including news, PSX earnings, or broad market swings will unexpectedly affect price.
Closing prices outside of this range indicate a move outside the average closing price movement.