On Monday at JPMorgan's annual investor day, Dimon said that JPMorgan Chase, the U.S.'s largest bank, will allow its clients to buy Bitcoin. In 2022, JPMorgan Chase CEO Jamie Dimon called cryptocurrency "decentralized Ponzi schemes" at a U.S. House Financial Services Committee hearing. But on Monday at JPMorgan's annual investor day, Dimon said that JPMorgan Chase, the U.S.'s largest bank, will allow its clients to buy Bitcoin, per CNBC. JPMorgan Chase CEO Jamie Dimon delivers a speech during the Global Markets Conference, ahead of the Choose France summit, in Paris, on May 15, 2025. MICHEL EULER/POOL/AFP | GettyRival Morgan Stanley has allowed clients to buy bitcoin ETFs since August 2024.