William Dunaway
Chief Financial Officer · StoneX Group
Chief Financial Officer of StoneX Group since October 2009, appointed on the company's merger with FCStone, where he had been CFO from January 2008. He has more than thirty years of industry experience with the company and its predecessors. StoneX Group ranked No. 31 on the 2026 Fortune 500.
Last reviewed: Oct 1, 2026
William Dunaway
Chief Financial Officer StoneX Group
Last Reviewed: October 1, 2026
Executive Summary
William Dunaway has been StoneX Group’s Chief Financial Officer since October 2009, when the company merged with FCStone, where he had been chief financial officer since January 2008. He has spent more than thirty years with StoneX and its predecessor companies. StoneX Group ranked No. 31 on the 2026 Fortune 500.
Career Highlights
- Chief Financial Officer of StoneX Group since October 2009.
- Chief Financial Officer of FCStone, 2008 to 2009.
Professional Journey
Dunaway spent his career with FCStone and other StoneX predecessor companies, becoming FCStone’s Chief Financial Officer in January 2008.
When FCStone merged with StoneX in 2009, he was appointed Chief Financial Officer of the combined company on 5 October 2009.
Education
No first-party source read for this profile states his education.