Zumiez Inc.'s net sales for the five-week period ended July 4, 2015 increased 2.6 percent to $67.0 million, compared to $65.3 million for the five-week period ended July 5, 2014. The company's comparable sales decreased 3.3 percent for the five-week period compared to a comparable sales increase of 3.1 percent in the year ago period.