With U.S. stock futures trading mixed this morning on Thursday, some of the stocks that may grab investor focus today are as follows: Wall Street expects Darden Restaurants, Inc. (NYSE:DRI) to report quarterly earnings at $2.62 per share on revenue of $2.98 billion before the opening bell, according to data from Benzinga Pro. Darden shares gained 0.7% to $153.00 in after-hours trading. KB Home (NYSE:KBH) posted better-than-expected earnings and sales results ...