Intraday price change for DDD is about $0.77 from the day's low to the day's high.
The previous business day's price range from the open of $17.60 is expected to range from a low of $17.16 to a high of $17.93.
Price moves beyond this range are outside the average.
The previous business day's closing price may be between $17.70 and $17.50 assuming average price movements.
Note that events including news, DDD earnings, or broad market swings will unexpectedly affect price.
Closing prices outside of this range indicate a move outside the average closing price movement.