.Daniel Pinto, JPMorgan's leader of corporate and financial investment banking company. Simon Dawson|Bloomberg|Getty ImagesJPMorgan Chase shares fell 7% Tuesday after the banking company's head of state predicted analysts that assumptions for net rate of interest revenue were actually too optimistic.The current quote for NII-- some of the major ways that banking companies earn money-- of $89.5 billion is too expensive given expectations for rate of interest, JPMorgan head of state Daniel Pinto predicted a viewers at an economic conference.The amount "will be reduced," he said.The technique was the New York-based banking company's worst fall considering that June 2020, according to FactSet.This tale is actually cultivating. Satisfy check back for updates.