Polymarket CEO Shayne Coplan Is Youngest ‘Self-Made Billionaire,’ Bloomberg Says Polymarket’s CEO Shayne Coplan has entered the billionaire club—alongside Changpeng “CZ” Zhao, Michael Saylor, and Satoshi Nakamoto. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Filed under: Bitcoin - @ October 8, 2025 7:18 pm