Douglas Dynamics (NYSE:PLOW) reported quarterly earnings of $0.36 per share which beat the analyst consensus estimate of $0.14 by 157.14 percent. This is a 500 percent increase over losses of $(0.09) per share from the same period last year. The company reported quarterly sales of $137.797 million which beat the analyst consensus estimate of $133.257 million by 3.41 percent. This is a 19.75 percent increase over sales of $115.067 million the same period last year.