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 UnitedHealth Group Inc.

(NYSE:UNH) to post quarterly earnings of $4.84 per share on revenue of $110.81 billion before the opening bell, according to data from Benzinga Pro.

UnitedHealth shares fell 0.6% to $415.90 in after-hours trading.

J B Hunt Transport Services Inc.

(NASDAQ:JBHT) posted upbeat results for the second quarter.