Sportsman’s Warehouse Holdings Inc. SPWH stock fell 16.5% in premarket trades after the outdoor specialty retailer warned it would fall short of analyst expectations in its coming quarter. The company also named chairman Joseph P. Schneider as interim CEO after Jon Barker announced plans to retire this Friday. The West Jordan, Utah-based company projected first-quarter sales of $265 million to $270 million, below the analyst estimate of $298.7 million, according to FactSet data. Sportsman’s Warehouse also expects an adjusted first-quarter loss of 35 to 40 cents a share, below the analyst target for a loss of 18 cents…