Joe Ng, CEO of fashion studio Shift, said Lululemon's pants may have inspired Costco's, but the design isn't as unique as a ...

Lululemon has accused Costco of selling unlicensed knockoffs of popular products like the Scuba pullovers and ABC Pants.

Lululemon is suing Costco for allegedly infringing on its trademarks and design patents by selling dupes of its clothes.

In a 49-page complaint, Lululemon accused Costco of blatantly ripping off some of its most recognizable styles.

Lululemon says one of the duplicates that Costco sells is the Hi-Tec Men’s Scuba Full Zip, with the lawsuit showing a screenshot image of Costco’s website showing the item priced at $19.97.

Nike is betting its endeavor to help Kenyan athlete Faith Kipyegon run a mile in under four minutes will recapture the attention of women consumers who have been looking elsewhere for running shoes ...

Nike has a price-to-earnings ratio (P/E) of 18 compared to Lululemon's 16.7, even though Lululemon is growing much more quickly and is doing remarkably better in China.

Nike has a price-to-earnings ratio (P/E) of 18 compared to Lululemon's 16.7, even though Lululemon is growing much more quickly and is doing remarkably better in China.