Execution LLC is the agency-only brokerage arm of London based Execution Limited, a full-service agency broker. Execution LLC is a member of FINRA and SIPC.
Execution LLC announced the launch of an options trading platform on December 14, 2009. This new offering was led by John Margolis, who joined Execution in May 2009 from Thomson Financial.
- ↑ Execution LLC Launches Options Trading Capability. Execution LLC.