Moody's credit rating service -- one of the major credit rating agencies that was cited as a contributor to the 2008 financial meltdown -- has more employees go through the revolving door to work at companies they used to rate than any other credit rating agency, according to new Securities and Exchange Commission (SEC) filings required under the Dodd-Frank financial law.

Eighty-two Moody's employees have moved on to jobs at big banks such as Credit Suisse, Morgan Stanley, and Bank of America over the past five years, according to the filings, which are available here. This is nearly four times ...