Northwest Natural (NWN) came out with quarterly earnings of $1.69 per share, missing the Zacks Consensus Estimate of $1.82 per share. This compares to earnings of $2.01 per share a year ago. These figures are adjusted for non-recurring items.This quarterly report represents an earnings surprise of -7.14%. A quarter ago, it was expected that this natural gas distributor would post earnings of $1.30 per share when it actually produced earnings of $1.21, delivering a surprise of -6.92%.Over the last four quart ...