Vancouver-based Lululemon asserts that Costco sells apparel that mimics the look and feel of its products.

lululemon athletica inc. (NASDAQ: LULU) is a designer, distributor, and retailer of athletic apparel, footwear, and ...

Lululemon has filed a lawsuit against Costco that accuses the wholesale club operator of selling lower-priced duplicates of ...

Lululemon filed a lawsuit against Costco, claiming the company has been selling lower-priced duplicates of some of its ...

Shares of lululemon athletica inc. LULU rose 1.49% to $235.02 Friday, on what proved to be an all-around great trading ...

U.S. growth concerns, with global expansion and brand power supporting long-term value. See why LULU stock is a buy.