Intraday price change for NAT is about $0.21 from the day's low to the day's high.
The previous business day's price range from the open of $5.36 is expected to range from a low of $5.27 to a high of $5.48.
Price moves beyond this range are outside the average.
The previous business day's closing price may be between $5.37 and $5.35 assuming average price movements.
Note that events including news, NAT earnings, or broad market swings will unexpectedly affect price.
Closing prices outside of this range indicate a move outside the average closing price movement.