NorthWestern (NASDAQ:NWE) reported quarterly earnings of $1.22 per share which beat the analyst consensus estimate of $1.19 by 2.52 percent. This is a 11.93 percent increase over earnings of $1.09 per share from the same period last year. The company reported quarterly sales of $466.60 million which missed the analyst consensus estimate of $494.65 million by 5.67 percent. This is a 1.83 percent decrease over sales of $475.30 million the same period last year.