Ironwood Pharmaceuticals (IRWD) reported break-even quarterly earnings per share versus the Zacks Consensus Estimate of $0.17. This compares to earnings of$0.31 per share a year ago. These figures are adjusted for non-recurring items.This quarterly report represents an earnings surprise of -100%. A quarter ago, it was expected that this drugmaker would post earnings of $0.18 per share when it actually produced a loss of$0.02, delivering a surprise of -111.11%.Over the last four quarters, the company has n ...