Bloomberg News

Sen. Elizabeth Warren (D. Mass.) asked three top financial regulators for information about their enforcement records, opening a new front in a public push to make the agencies more aggressive.

Ms. Warren sent a letter Wednesday to the agencies requesting the number of criminal charges, convictions, and prison sentences they secured between 2009 and 2012, among other things.

The letter went to the Securities and Exchange Commission, which regulates public companies, as well as to two regulators of banks – the Federal Reserve and the Office of the Comptroller of the Currency. The regulators have don’t have authority to bring criminal charges, but they can refer cases to law enforcement agencies, such as the Department of Justice, and work with them to bring charges…