Intraday price change for NAT is about $0.23 from the day's low to the day's high.
The previous business day's price range from the open of $5.43 is expected to range from a low of $5.33 to a high of $5.55.
Price moves beyond this range are outside the average.
The previous business day's closing price may be between $5.43 and $5.43 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.