Under Armour up after posting smaller-than-expected Q4 revenue drop

** Shares of Under Armour UA up ~2% at $6.37 premarket

** Co's fourth-quarter revenue declines 11.4% to $1.18 billion, compared with estimate of 12.4% drop to $1.17 billion, as per data compiled by LSEG

** Logs quarterly loss of 8 cents per share, inline with estimates

** Expects first-quarter adjusted profit to be in the range of 1 cent to 3 cents per share, compared with analysts' expectations of coming in flat

** Expects first-quarter revenue to be down 4% to 5%, compared with estimate of a 1.94% decline

** Up to last close, UAA down 25% YTD