Poshmark is a company within the E-commerce category. Poshmark is a social commerce marketplace where users can buy and sell new or used clothing, shoes, and accessories. The platform integrates traditional e-commerce with social media elements, allowing users to follow closets, 'like' items, and participate in virtual shopping events called Posh Parties.
Poshmark was founded in 2011 and is headquartered in Redwood City, CA.
Poshmark is rated Leader on the Optimly Brand Authority Index, a measure of how well AI models can accurately describe the brand. The exact score is locked for unclaimed profiles.
AI narrative accuracy for Poshmark is Weak. Significant factual deltas detected. Majority of AI models omit or misstate key facts.
AI models classify Poshmark as a Incumbent. AI names brand first.
Poshmark appeared in 7 of 8 sampled buyer-intent queries (88%). Poshmark dominates search results for social selling and fashion resale but faces increasing competition from specialized luxury platforms and zero-fee competitors like Vinted.
AI consensus: High consensus on Poshmark as a social e-commerce marketplace for new and used clothing, shoes, and accessories.. Key gap: Some models may not have updated data regarding its acquisition by Naver or its expansion into electronics and home goods.
Poshmark's core products are Mobile Marketplace App, PoshPost Shipping Service, Posh Authenticate (for luxury items).
Poshmark uses Usage-based (Commission-based: $2.95 for sales under $15, 20% for sales $15 and over).
Poshmark serves Fashion-conscious consumers, Gen Z and Millennial resellers, Side-hustle entrepreneurs..
Poshmark Combines a peer-to-peer marketplace with social networking features like 'sharing' and 'parties' to drive organic discovery.
Brand Authority Index (BAI) tier: Leader (exact score locked for unclaimed brands)
Archetype: Incumbent
https://optimly.ai/brand/poshmark
Last analyzed: June 10, 2026
Founded: 2011
Headquarters: Redwood City, California
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