Intraday price change for EXTR is about $0.37 from the day's low to the day's high.
The previous business day's price range from the open of $11.64 is expected to range from a low of $11.47 to a high of $11.84.
Price moves beyond this range are outside the average.
The previous business day's closing price may be between $11.62 and $11.66 assuming average price movements.
Note that events including news, EXTR earnings, or broad market swings will unexpectedly affect price.
Closing prices outside of this range indicate a move outside the average closing price movement.