Shares in sportswear company Under Armour rose 16% after fourth-quarter sales beat expectations.
Revenue for the fourth quarter was up 5% to $1.37bn, higher than analysts were expecting. Sales in international markets were up 47%, accounting for almost a quarter of total sales.
The company reported a net loss of $88m or $0.20 a share, compared with net income of $103m a year ago. The company took a hit of $39m in the period due to new US tax rules.