Intraday price change for NFX is about $1.11 from the day's low to the day's high.
The previous business day's price range from the open of $27.65 is expected to range from a low of $27.04 to a high of $28.15.
Price moves beyond this range are outside the average.
The previous business day's closing price may be between $27.83 and $27.47 assuming average price movements.
Note that events including news, NFX earnings, or broad market swings will unexpectedly affect price.
Closing prices outside of this range indicate a move outside the average closing price movement.