Intraday price change for ALR is about $0.20 from the day's low to the day's high.
The previous business day's price range from the open of $50.46 is expected to range from a low of $50.36 to a high of $50.56.
Price moves beyond this range are outside the average.
The previous business day's closing price may be between $50.47 and $50.45 assuming average price movements.
Note that events including news, ALR earnings, or broad market swings will unexpectedly affect price.
Closing prices outside of this range indicate a move outside the average closing price movement.