Yum! Brands, Inc. (NYSE:YUM) shares are trading lower on Wednesday after it missed on first-quarter earnings. The company reported first-quarter adjusted earnings per share of $1.15, missing the analyst consensus of $1.20.  Yum! Brands reported quarterly revenues of $1.598 billion, missing the street view of $1.710 billion. “First-quarter unit growth was robust with over 800 new unit openings, leading to ...