New River Pharmac. (NRPH) is at an implied volatility extreme low of 36.92% that is less than 100.00% of past values prior to 2/15/2007 (Close Price 55.12). On prior close, 2/14/2007, the implied volatility was 48.68% and at the 28.33 percentile. Closing price was 56.02.

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