With U.S. stock futures trading mixed this morning on Monday, some of the stocks that may grab investor focus today are as follows: Wall Street expects Lennar Corporation (NYSE:LEN) to report quarterly earnings at $3.24 per share on revenue of $8.52 billion after the closing bell, according to data from Benzinga Pro. Lennar shares gained 0.04% to close at $155.10 on Friday. Northfield Bancorp, Inc. (NASDAQ: