Regain Capital is the institutional trading brand of GAIN Capital UK Limited, which is part of the StoneX Group (NASDAQ: SNEX). It specializes in providing deep, multi-asset liquidity and advanced trading technology to an institutional clientele, including retail brokers, hedge funds, and professional traders. Leveraging the resources of its parent company, Regain Capital offers aggregated liquidity from top-tier providers across a range of asset classes including Forex, precious metals, indices, commodities, and cryptocurrencies, accessible via FIX API and established trading platforms.