Lululemon Athletica claims in its lawsuit filed in the US District Court for the Central District of California that Costco has “unlawfully traded” on its reputation, goodwill and sweat equity by ...

The high-end athleticwear brand Lululemon is suing the member-only warehouse Costco for producing and selling clothing that looks like their own at slashed prices. Lululemon filed its ...

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

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

Consumer companies rose amid mixed signals on the outlook for spending.

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

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

This was the stock's fourth consecutive day of gains.