GAIN Capital Holdings, Inc. (NYSE:GCAP) is a global provider of online trading services, specializing in foreign exchange (forex or FX) and contracts for difference (CFDs). Customers and trading partners in more than 140 countries have utilized the company's award-winning trading platform.

A pioneer in online forex trading, GAIN Capital provides execution, clearing, custody and technology products and services to an institutional client base including asset managers, broker/dealers and other financial services firms. GAIN also operates FOREX.com, one of the largest and best-known brands in the retail forex industry.

GAIN's other businesses include GAIN GTX, a fully independent FX ECN for hedge funds and institutions, and GAIN Securities, Inc. (member FINRA/SIPC) a licensed U.S. broker-dealer.