Lululemon Athletica claims in its lawsuit filed in the U.S. District Court for the Central District of California that Costco ...

People on social media and news outlets have noted that Costco sells items similar to pricey Lululemon apparel — but are they ...

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

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

Lululemon Athletica launched a lawsuit over the weekend against Costco Wholesale, accusing the warehouse retail giant of ...

The athleisure company alleged in a lawsuit that Costco is selling discounted "dupes" of some of Lululemon's most popular ...