JPMorgan Executive Changes Raise New Questions About Who Could Succeed Jamie Dimon

1. JPMorgan made significant executive changes, raising CEO succession questions. 2. Jennifer Piepszak becomes COO, declines CEO candidacy, focusing on operations. 3. Daniel Pinto steps down as COO, effective end of June. 4. Doug Petno and Troy Rohrbaugh are now leading the Commercial and Investment Bank. 5. Upcoming earnings report could influence market sentiment around JPM.