Amphastar Pharmaceuticals (AMPH) came out with quarterly earnings of $0.96 per share, missing the Zacks Consensus Estimate of $1.01 per share. This compares to earnings of $1.15 per share a year ago. These figures are adjusted for non-recurring items.This quarterly report represents an earnings surprise of -4.95%. A quarter ago, it was expected that this specialty pharmaceutical company would post earnings of $0.78 per share when it actually produced earnings of $0.94, delivering a surprise of 20.51%.Over t ...