JPMorgan Chase & Co. on Tuesday named Jennifer Piepszak its new chief operating officer, but the company’s four major department heads remain more likely successors to Chief Executive Jamie Dimon to head up the largest U.

JPMorgan Chase on Tuesday promoted insider Jennifer Piepszak, seen as a strong contender to succeed CEO Jamie Dimon, as its chief operating officer in a sweeping executive reshuffle. Piepszak will succeed Daniel Pinto,

Piepszak, who currently serves as co-CEO of the commercial and investment bank, will succeed Daniel Pinto, a top lieutenant of Dimon and a four-decade veteran at JPMorgan.