Can You Guess This Chart?

Think you know the markets? See if you can guess this stock by the chart and clues below. Answer is at the bottom. 

• This stock is up 16% this morning after a strong earnings report and buyback announced Wednesday afternoon. 
• The "athleisure" company IPO'd in July 2007 at $18.
• Sympathy plays include Nike inc NKE Under Armour Inc UA Gap Inc GPS and L Brands Inc LB

Answer: Lululemon Athletica inc. LULU