MEDIVATION Inc. (MDVN) is at an implied volatility extreme low of 20.34% that is less than 100.00% of past values prior to 2/4/2010 (Close Price 35.48). On prior close, 2/3/2010, the implied volatility was 138.46% and at the 99.08 percentile. Closing price was 36.68.

Today's News on MEDIVATION Inc.