Poshmark Investor Update

Poshmark Is A Social Marketplace Powered By A Hyper-Engaged Community Large and Passionate Community 30M+ Active Users ¹ -21B Social Interactions² 27 Minutes Spent Daily³ Simple, Social and Fun Shopping Experience .6.2M Active Buyers¹ 6.3 Orders per Active Buyer4 • $33 AOV4 9:41 ALL Feed Q Search People You Follow: Shop new listings! just now Brand New listings available now! 1 min 5 min O) Shop all shared 7 listings from 4 closets Sell Shop Brand: Just In >> News Ⓡ Powerful, Scaled Financial Model $1.3B GMV in LTM Q3 2020 $247M+ Revenue in LTM Q3 2020 • 22% Adj. EBITDA Margin in Q3 2020 We Make Selling a Superpower 4.5M Active Sellers¹ • Proprietary Technology Simple Fee Structure 20% of final price of sales $15 or over $2.95 for sales under $15 Ⓡ POSHMARK Note: See appendix for definition of terms. All quarterly financial information is preliminary and subject to completion of management's review procedures. Adj. EBITDA Margin is a non-GAAP measure. See appendix for a reconciliation to the most comparable GAAP measure. As of September 30, 2020. 2 In 2019. 3 Average time average users spent on our marketplace each day in 2019. 4 On average in 2019. POSHMARK PRESENTATION 5 P

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