With Under Armour (UA,UAA) trading down to $12, the best gift idea for the holidays might actually be a few shares of stock. Tax-loss selling will keep Under Armour under pressure for the rest of the year, but the stock is appealing approaching a market value of $5 billion with sales hitting $5 billion this year. The turnaround has been highly disappointing, but the athletic apparel company has massive opportunities in footwear and international expansion to stay negative on the stock on multi-year lows. Disclosure: Long UAA