Poshmark is a leading social commerce marketplace where over buy and sell new and secondhand fashion. Acquired by Naver Corporation in 2023 for $1.2 billion, the platform has evolved from a simple closet-clearing app into a global powerhouse for circular fashion.

Poshmark holds approximately 19% of the digital fashion resale market, second only to donation-based entities like Goodwill.

There are more than 200 million active listings, spanning luxury brands, vintage items, and everyday basics.

Its core audience remains fashion-conscious buyers aged 25–45, with growing participation from Gen Z shoppers motivated by sustainability. Seller Economics (2026)