The activewear brand has been struggling with soft sales in its largest geographical market.
Duluth Holdings reported that sales increased in the first quarter, but they were shy of analyst estimates.
Duluth Holdings is quickly growing and grabbing market share from its well-established peers.
Stocks are rising as the Gap deeply disappoints investors, but Duluth Holdings grabs earnings by the horns.
Duluth Holdings delivered strong fourth-quarter earnings, causing its stock to jump in after-hours trading.
Duluth Trading Company has filed to go public with plans to raise $115 million.