GFI Group, Inc., through its subsidiaries, provides brokerage services, market data, and analytics software products to institutional clients. It offers brokerage services for credit derivative products, including single-entity credit default swaps, emerging market credit default swaps, credit indices, options on single-entity credit default swaps, options on credit indices, and credit index tranches; non-derivative credit instruments, such as investment grade corporate bonds, high yield corporate bonds, emerging market Eurobonds, bank capital preferred shares, asset-backed bonds, and floating rate notes. The company also provides brokerage services in a range of financial instruments,...