JP Morgan Chase & Co sign outside headquarters in New York Reuters Thousands of leaked documents from the Financial Crimes Enforcement Network were shared with hundreds of journalists, revealing how big banks have for years engaged with dirty money. The agency, which operates under the Treasury Department, compiles "suspicious activity reports" when it detects potential or evident financial crimes. Banks such as JPMorgan Chase, HSBC, and Deutsche Bank facilitated the movement of criminal money even after getting caught, the agency reported. Visit Business Insider's homepage for more stories. Thousands of leaked documents shared with hundreds of journalists reveal how some of the world's biggest banks have for years facilitated the movement of dirty money.