Jamie Dimon appeared from Toronto on a video call to senior staff, cutting the JPMorgan Chase CEO succession list to two names. He promoted co‑presidents Doug Petno, 61, and Troy Rohrbaugh, 56, while removing Marianne Lake, the lone female contender, who subsequently quit. Dimon, 70, has steered the $4 trillion‑asset bank since 2006 and says he will stay on as executive chair after stepping down.

Rohrbaugh, a former Goldman Sachs FX‑derivatives head, now runs the Chase retail franchise, overseeing more than 5,000 branches and roughly $2 trillion in deposits. Success would prove he can bridge Wall Street trading and Main Street banking. Troy Rohrbaugh will need to master both. Petno, a 35‑year veteran, will lead the combined commercial and investment bank, responsible for nearly $1 trillion in trading assets, the most volatile segment of the balance sheet.

The succession shake‑up sent JPMorgan shares to a record high on Thursday, reflecting investor confidence that the bank’s massive earnings engine—over $1 billion in weekly profit—will remain stable. Analysts warn that Dimon’s lingering presence as chair could complicate the new chief’s authority, a dynamic echoed in other high‑profile transitions. The bank now faces a clear test of leadership continuity.