Intraday price change for XL is about $0.56 from the day's low to the day's high.
The previous business day's price range from the open of $43.28 is expected to range from a low of $43.01 to a high of $43.57.
Price moves beyond this range are outside the average.
The previous business day's closing price may be between $43.27 and $43.29 assuming average price movements.
Note that events including news, XL earnings, or broad market swings will unexpectedly affect price.
Closing prices outside of this range indicate a move outside the average closing price movement.