Lululemon is known for athleisure clothing and said that Costco uses makers of popular brands to make similar items for its ...

The athletic-wear giant in Lululemon (NASDAQ:LULU) filed suit in California last week, accusing Costco (NASDAQ:COST) of ...

The athleisure brand is accusing Costco of selling knockoffs of several of its signature designs and offering them at a lower price under the wholesale club giant's Kirkland Signature brand.

The suit seeks a jury trial and for the court to order Costco to pay Lululemon damages in the form of lost profits, an order ...

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