James Dimon bought JPM once, on Feb 11, 2016

Jamie Dimon is an American businessman and the chair and chief executive officer of JPMorgan Chase & Co., a position he has held since 2006( Born March 13, 1956, in New York City, Dimon earned a bachelor's degree from Tufts University in 1978 and an MBA from Harvard Business School in 1982, graduating as a Baker Scholar( He began his career as a management consultant before joining American Express in 1982, where he was mentored by Sandy Weill( By age 30, Dimon was appointed chief financial officer of Commercial Credit and later became its president, subsequently rising through leadership roles at Travelers Group, Smith Barney, and Citigroup, where he served as president in 1998 before departing due to internal conflicts(

Dimon joined Bank One as CEO in 2000 and guided it through its 2004 merger with JPMorgan Chase, initially serving as president and chief operating officer before becoming CEO on December 31, 2005, and chairman one year later( Under his leadership, JPMorgan Chase became the largest U.S. bank by domestic assets, market capitalization, and stock value( His tenure has been marked by significant acquisitions, including Bear Stearns during the 2008 financial crisis, and a focus on cost reduction that transformed the bank into the largest financial institution in the United States by 2011( As of January 2025, Dimon's net worth was estimated at $2.8 billion, making him one of the few bank CEOs to achieve billionaire status primarily through company stock( He serves on the executive committee of The Business Council and the Business Roundtable and has received numerous honors, including France's Legion of Honour in 2022(

Written by Perplexity from public sources.