Intraday price change for ECA is about $0.38 from the day's low to the day's high.
The previous business day's price range from the open of $10.02 is expected to range from a low of $9.80 to a high of $10.18.
Price moves beyond this range are outside the average.
The previous business day's closing price may be between $10.07 and $9.97 assuming average price movements.
Note that events including news, ECA earnings, or broad market swings will unexpectedly affect price.
Closing prices outside of this range indicate a move outside the average closing price movement.