Mr. Moynihan’s long tenure is not uncommon on Wall Street, partly because bank boards have valued stability atop their large, complex operations after the financial crisis. Mr. Moynihan started the same year as Morgan Stanley’s chief, James Gorman, who is preparing two potential successors. Jamie Dimon has been at the helm of JPMorgan Chase for 16 years. Last year, he got a special stock grant that could be worth $50 million if he stays through 2026, according to The Wall Street Journal.Mr. Moynihan was born in Marietta, Ohio, one of eight children in an Irish-Catholic family. His father was a chemist for DuPont, and his mother sold insurance.Money was tight, so Mr. Moynihan worked odd jobs. He attended Brown University, from which he graduated in 1981. As a student, he delivered newspapers to hundreds of classmates b …
