Yahoo Finance and Polymarket Part Ways: A Defining Moment for the Booming Prediction Market Industry
By PYMNTS September 18, 2026 Main Facts Yahoo Finance has officially ended its high-profile data-sharing partnership with decentralized prediction market platform Polymarket, concluding an arrangement that brought real-time probability data to millions of retail investors and financial analysts. The collaboration, which originally kicked off in late 2025, integrated Polymarket’s crowd-sourced forecasting metrics directly into a…
