Sine joins INTL FCStone from Goldman Sachs. Nelson concluded, "We look forward to growing the division as demand continues to increase for prime brokerage services, especially among midsized hedge funds both domestically and abroad. As we continue to innovate and create specialized offerings for the marketplace, we anticipate that our ability to cross-margin multiple security types will be a large focus for us in the near term." About INTL FCStone Inc. INTL FCStone Inc., through its subsidiaries, is a leading provider of financial-services execution, risk management, market intelligence, and post-trade services across asset classes and markets around the world. A Fortune 500 company with a nearly 100-year track record, the company focuses on providing products and services within the commodities, securities, foreign exchange and global payments sectors.