Jamie Dimon, Chairman and CEO, JPMorganChase, speaks during the Reagan National Defense Forum at the Ronald Reagan Presidential Library in Simi Valley, California, U.S. December 6, 2025. Jonathan Alcorn | Reuters JPMorgan Chase CEO Jamie Dimon is calling for a broad recommitment to American ideals as his bank navigates geopolitical uncertainty, a teetering economy and the revolutionary impact of artificial intelligence.