JPMorgan Chase disclosed Friday that the U.S. Justice Department and agencies from other jurisdictions are investigating hiring practices in Hong Kong that were already being probed by the Securities and Exchange Commission.
The company also said that it is being questioned about its currency trading by various authorities, which are in the early stages of their investigations.
(Read more: JPMorgan puts chief currency trader on leave )
Other big banks have made similar disclosures recently about probes of possible manipulation of foreign exchange rates.
(Read more: JPMorgan's $5 billion housing deal is tax-deductible )
The company made the statements in a quarterly filing with the Securities and Exchange Commission .