 Shares of Under Armour Inc. UAA, -0.65 rallied 3.0 in premarket trading Wednesday, after the athletic apparel and gear company matched fiscal first-quarter profit expectations and topped on revenue, but cut its full-year earnings outlook amid continued gross margin contraction. Net income for the quarter to June 30 dropped to 7.68 million, or 2 cents a share, from 59.2 million, or 13 cents a share, in the year-ago period. 