Unifirst Corporation (NYSE:UNF) shares are trading higher after the company reported better-than-expected third quarter financial results. Quarterly sales of $603.33 million beat the analyst consensus of $601.29 million. Unifirst registered first quarter operating income of $48.5 million, an increase of 45.1% year over year. The company clocked diluted earnings per share of $2.03, up 57.4% year over year. On an adjusted basis, Unifirst clocked earnings per share ...