Qiagen (QGEN) came out with quarterly earnings of $0.55 per share, beating the Zacks Consensus Estimate of $0.52 per share. This compares to earnings of $0.53 per share a year ago. These figures are adjusted for nonrecurring items. This quarterly report represents an earnings surprise of 5.77%. A quarter ago, it was expected that this diagnostic products maker would post earnings of $0.44 per share when it actually produced earnings of $0.46, delivering a surprise of 4.55%. Over the last four quarters, the ...