Jamie Dimon, chief executive officer of JPMorgan Chase & Co., at the Institute of International Finance (IIF) during the annual meetings of the IMF and World Bank in Washington, DC, US, on Thursday, Oct. 24, 2024.JPMorgan Chase says fintech middlemen — the companies that have helped a new generation of financial apps connect with traditional checking accounts — are flooding the bank's systems with unnecessary data requests."Aggregators are accessing customer data multiple times daily, even when the customer ...