Amazon and Shopify together now account for approximately 50% of U.S. e-commerce. Two models each reached maturity at roughly the same time. U.S. e-commerce has quietly organized itself around both, ...

Join Marketplace Pulse for a webinar exploring the counterforces emerging in 2026 that could reshape marketplace profitability.

All users who bid on, bought, listed or sold an item within the previous 12-month period. Users may register more than once, and as a result, may have more than one account. eBay defines this as: All ...

Amazon and its sellers sold $830 billion worth of goods in 2025, tripling its GMV from $277 billion seven years ago.

U.S. e-commerce crossed $10 trillion in cumulative sales during Q3 2025, reaching a milestone that reveals something far more significant than the raw figure suggests. Since the Department of Commerce ...