Core Viewpoint - Lululemon is suing Costco for allegedly selling unauthorized and unlicensed apparel that imitates its products, claiming this undermines its brand reputation and goodwill [1][4]. Group 1: Lawsuit Details - Lululemon alleges that Costco's pants, priced at $10, infringe on its ABC men's pants, which retail for $128 [2]. - The lawsuit claims that Costco's Kirkland Signature sweatshirts, sold for $8, copy Lululemon's Scuba hoodies priced at $118 [3]. - Lululemon asserts that Costco misleads customers into believing these imitations are produced by the original supplier [4]. Group 2: Legal Actions and Financial Implications - The company is seeking to recover financial losses through unspecified damages and a court order to prevent Costco from selling the infringing products [7]. - Lululemon has previously taken legal action against copycats, including a lawsuit against Peloton in 2021, which was settled in 2022 [7]. - The company recently reduced its full-year forecast due to a challenging macroeconomic environment, citing increased costs and competition [8]. Group 3: Market Response - Following the news of the lawsuit, Lululemon's shares increased by 2.2%, although the stock has declined by 36% year-to-date [8].