With U.S. stock futures trading mostly higher this morning on Friday, some of the stocks that may grab investor focus today are as follows: Wall Street expects Exxon Mobil Corporation (NYSE: XOM) to report quarterly earnings at $2.21 per share on revenue of $85.23 billion before the opening bell, according to data from Benzinga Pro. Exxon Mobil shares rose 0.7% to $103.13 in after-hours trading. Apple, Inc. (NASDAQ: AAPL) reported better-than-expected earnings and revenue for its first quarter. The iPhone maker reported first-quarter earnings per share of $2.18 and revenue of $119.6 billion, t…