The Commodity Futures Trading Commission is probing interest-rate swaps trading activities at major investment firms such as Citigroup Inc., the New York-based bank said yesterday in a quarterly filing, MorningConsult.com reported. Earlier this month, the CFTC signed an agreement with U.K. regulators aimed at improving cooperation in their oversight of 20 registered swaps dealers. In September, the U.S. agency updated its interest-rate swaps clearing requirements, which is being phased in over a two-year period.
