U.S. stock futures were slightly higher this morning, with the Dow futures gaining around 0.1% on Wednesday.Shares of Penguin Solutions, Inc. (NASDAQ:PENG) fell sharply in today's pre-market trading following fourth-quarter results.Penguin Solutions reported quarterly earnings of 43 cents per share which beat the analyst consensus estimate of 38 cents per share. The company reported quarterly sales of $337.922 million which missed the analyst consensus estimate of$342.112 million.The company also said it s ...