Joy Global, Inc. (JOYG) is at an implied volatility extreme low of 17.37% that is less than 99.88% of past values prior to 12/15/2009 (Close Price 55.37). On prior close, 12/14/2009, the implied volatility was 86.95% and at the 94.77 percentile. Closing price was 54.15.

Today's News on Joy Global, Inc.