STONEX GROUP - Key Persons


Aaron Schroeder - CFO

Job Titles:
  • Chief Accounting Officer
Aaron Schroeder was appointed as Chief Accounting Officer in December 2014. He has been with the company and FCStone Group, Inc. for over fifteen years. Before coming to work for FCStone, Mr. Schroeder worked as a Senior Associate at the accounting firm, KPMG LLP.

Abbey Perkins - CIO

Job Titles:
  • Chief Information Officer
Prior to joining StoneX, Ms. Perkins held a variety of senior roles in the technology and financial units of Balyasny Asset Management, PEAK6 Investments and its subsidiary Apex Clearing Corp - where she was the CFO for both companies - and Citadel Investment Group, resulting in combined over twenty years' experience in the asset management space. Prior to that, Ms. Perkins worked in consulting with what is now PricewaterhouseCoopers, and public accounting at both EY and KPMG.

Annabelle Bexiga

Job Titles:
  • Director
  • Member of the Compensation Committee
  • Member of the Technology and Operations Committee
Annabelle Bexiga was appointed as a director of StoneX Group Inc. on February 27, 2020. She retired in 2017 after serving as Chief Information Officer (CIO) of Global Commercial Insurance at American International Group (AIG). After holding leadership positions at J.P. Morgan & Co. and Deutsche Bank, she served as CIO at JPMorgan Invest, Bain Capital, and the Teachers Insurance and Annuity Association (TIAA). Altogether, Ms. Bexiga has almost 30 years of experience and expertise in the financial industry. Ms. Bexiga also currently serves on the supervisory board of DWS Group GmbH of Frankfurt, Germany, where she serves on the remuneration committee, and on the board of Triton International Limited.

Charles Lyon

Job Titles:
  • Chief Executive Officer of StoneX Financial Inc
Charles Lyon serves as Chief Executive Officer of StoneX Financial Inc. and oversees the Institutional business operations of the company. Mr. Lyon has over twenty years in the securities and Institutional business marketplace.

David Bolte

Job Titles:
  • Deputy General Counsel
  • Secretary
  • Company 's Corporate Secretary
David Bolte was appointed as the company's Corporate Secretary effective January 1, 2010, and as Deputy General Counsel in June 2013. Mr. Bolte has over twenty-five years of industry experience with the company or one of its predecessor companies. Mr. Bolte has been a member of the Iowa bar since 1987.

Diane L. Cooper

Job Titles:
  • Director
  • Member of the Audit Committee
  • Member of the Risk Committee
  • Member of the Audit Committee / Member of the Risk Committee Member of the Technology and Operations Committee
Diane L. Cooper was appointed as a director of StoneX Group Inc. on September 7, 2018. She retired in 2016 after a 30-year career at General Electric, most recently serving as President and CEO of GE Capital's Commercial Distribution Business from 2009 to 2016. Prior to that role, Ms. Cooper led the GE Capital Equipment Finance and Equipment Finance Services businesses and served as President and CEO of Commercial Finance - Capital Solutions. Ms. Cooper also currently serves on the board of the BMO Financial Corp. and Aqua Finance, Inc.

Diego A. Rotsztain

Job Titles:
  • Chief Governance and Legal Officer
Diego A. Rotsztain was appointed Chief Governance and Legal Officer of the Company on August 1, 2020, following the acquisition of GAIN Capital Holdings, Inc., where he had served as Executive Vice President, General Counsel and Secretary since January 2011 and Head of Corporate Development since 2012. Prior to joining GAIN Capital, Mr. Rotsztain worked in private practice at Mayer Brown LLP and Davis Polk & Wardwell where he specialized in securities and merger and acquisition transactions and representing public and private companies on their SEC reporting obligations, corporate governance matters and other day-to-day activities. From September 1997 to September 1998, Mr. Rotsztain served as a Law Clerk for the Honorable Judge David G. Trager in the U.S. District Court in the Eastern District of New York.

Dr. Dhamu Thamodaran

Job Titles:
  • Director
  • Member of the Audit Committee
  • Member of the Risk Committee
  • Member of the Risk Committee Member of the Technology and Operations Committee
Dr. Dhamu Thamodaran, PhD was appointed as a director of StoneX Group Inc. on October 1, 2021. He retired as Executive Vice President, Chief Strategy Officer & Chief Commodity Hedging Officer from Smithfield Foods, Inc. in December 2020, having served in this role since 2016. Dr. Thamodaran joined Smithfield Foods in 1995 as Director of Price Risk Management. Prior to joining Smithfield Foods, he had related industry experience with John Morrell Food Group and Farmland Foods, which later became part of the Smithfield Foods family. Dr. Thamodaran earned his PhD in agricultural economics, summa cum laude, from Iowa State University in 1983, and his master's degree in agricultural economics and statistics in 1980 from the Indian Agricultural Research Institute.

Eric Parthemore

Job Titles:
  • Chairman of the Nominating and Governance Committee
  • Director
  • Member of the Audit Committee
  • Member of the Compensation Committee
  • Chairman of the Nominating and Governance Committee Member of the Compensation Committee
  • Director of StoneX Group Inc. since the Merger
Eric Parthemore has served as a director of StoneX Group Inc. since the merger of the company and FCStone Group, Inc. on September 30, 2009. He was previously a director of FCStone since 1996 and as its former vice chairman. He served as the secretary and treasurer of FCStone until January 2007. Mr. Parthemore retired in 2017 as the President and Chief Executive Officer of Heritage Cooperative, Inc. in West Mansfield, Ohio. He held that position since September 2009 and had served in the same capacity with its predecessor company since 1996. Mr. Parthemore was appointed in January 2004 to serve on the Ohio Agricultural Commodity Advisory Commission by the Secretary of Agriculture in the State of Ohio and served on this Commission until 2015.

Glenn Stevens

Job Titles:
  • Company As Head of Retail
  • Head of Retail and Foreign Exchange
Glenn Stevens joined the Company as Head of Retail and Foreign Exchange on August 1, 2020, following the acquisition of GAIN Capital Holdings, Inc. Mr. Stevens was a founder and Chief Executive Officer of GAIN Capital for over twenty years, building a business offering retail traders the ability to trade various financial products. Mr. Stevens has over thirty-five years' experience in financial markets focusing on foreign exchange products. Prior to GAIN Capital, Mr. Stevens held various senior roles for large financial institutions including NatWest Bank, Bank of America (Merrill Lynch) and Bankers Trust.

John M. Fowler

Job Titles:
  • Chairman of the Compensation Committee
  • Director
  • Member of the Audit Committee
  • Member of the Nominating and Governance Committee
  • Member of the Risk Committee
  • Member of the Nominating and Governance Committee / Chairperson of the Compensation Committee Member of the Risk Committee
John M. Fowler was elected as a director of StoneX Group Inc. in 2005. He has been a private investor since 1998. He also acts as a private financial consultant and advisor. From 1996 to 1998, Mr. Fowler was the Chief Financial Officer, Executive Vice President and Director of MoneyGram Payment Systems, Inc. He also served as an Executive Vice President of the Travelers Group, Inc. (now Citigroup, Inc.) from 1986 to 1994.

John Radziwill - Chairman

Job Titles:
  • Chairman of the Board
  • Director of Goldcrown Group Limited
John Radziwill was elected as Chairman of the Board of StoneX Group Inc. in December 2002. Mr. Radziwill is currently a director of Goldcrown Group Limited, and Onyx International Growth Fund Limited, Fifth Street Capital (BVI) and Netsurion LLC (formerly VendorSafe Technologies Inc.). In the past, he has also served as a director of PingTone Communications, Inc., USA Micro Cap Value Co. Ltd, Baltimore Capital Plc, Acquisitor Plc, Acquisitor Holdings (Bermuda) Ltd. and Lionheart Group Inc. Mr. Radziwill is a member of the Bar of England and Wales.

Kevin T. Murphy - Treasurer

Job Titles:
  • Group Treasurer
  • Treasurer
Kevin T. Murphy was appointed Global Treasurer of the company in August of 2020. Prior to that Mr. Murphy worked as a corporate banker at Barclays, and JPMorgan before that, where he covered the securities and listed derivatives industry for over thirty years.

Mark Maurer - Chief Risk Officer

Job Titles:
  • Chief Risk Officer
Mark Maurer was appointed as Chief Risk Officer of the company in July 2021. He previously served as Chief Executive Officer of StoneX Markets LLC, the company's swap-dealer subsidiary, from October 2014 to June 2021. Mr. Maurer joined the company in 2010 following the acquisition of The Hanley Group, where he was the Head of Risk. Mr. Maurer's background is founded in risk management with a strong understanding of option portfolios, and he has been in the derivatives, futures and options industry for over fifteen years.

Philip A. Smith - CEO

Job Titles:
  • Chief Executive Officer
  • Chief Executive Officer of Europe, Middle East and Africa, and Asia ( EMEAA ) Operations
Philip A. Smith was appointed Chief Executive Officer of the company's Europe, Middle East and Africa ("EMEA") operations in July 2008 and in January 2015 this responsibility was expanded to include Asia. Mr. Smith joined the company in 2004 following its acquisition of Global Currencies Ltd, a UK foreign exchange payments company specializing in exotic and emerging market currencies, which Mr. Smith joined in 1996. Mr. Smith was elected to the Board of Global Currencies in 1999 and was also a principal shareholder. Following its acquisition in 2004 Mr. Smith became CEO of INTL Global Currencies Ltd until its consolidation into StoneX Financial Ltd in 2014. Mr. Smith is the Chief Executive Officer of StoneX Financial Ltd, with regional responsibility for EMEA and Asia.

Sean M. O'Connor - CEO, President

Job Titles:
  • Chief Executive Officer
  • Director
  • Member of the Technology and Operations Committee
  • President
Sean M. O'Connor joined the company in October 2002 as Chief Executive Officer and was appointed as President in October 2015. In December 2002, he was elected to the Board of Directors. From 1994 until 2002, Mr. O'Connor was Chief Executive Officer of Standard New York Securities, a division of Standard Bank. From 1999 until 2002, Mr. O'Connor also served as Executive Director of Standard Bank London, Ltd., a United Kingdom bank and subsidiary of the Standard Bank of South Africa.

Steven Kass

Job Titles:
  • Chairman of the Audit Committee
  • Director
  • Member of the Nominating and Governance Committee
  • Chairman of the Audit Committee Member of the Nominating and Governance Committee
Steven Kass was elected as a director of StoneX Group Inc. on February 14, 2018. Mr. Kass is presently a consultant to professional service firms with a focus on leadership, organizational culture, business strategy, human capital and corporate governance. He spent 33 years with the accounting firm Rothstein Kass before his retirement as Chief Executive Officer in June 2014. After the acquisition of Rothstein Kass by KPMG in June 2014, Mr. Kass served as senior partner and global lead of the alternative investment globalization effort at KPMG, retiring from KPMG in September 2016. Mr. Kass was Chairman of the Audit Committee and a member of the Board of Directors of Sun Bancorp, Inc. from 2012 to 2014, and was a member of the Board of Directors of AGN International from 1998 to 2014, serving as Global Chairman of the Board from 2001-2003. Mr. Kass also currently serves on the board and as Audit Committee Chairman of Peapack-Gladstone Bank.

William J. Dunaway - CFO

Job Titles:
  • Chief Financial Officer
William Dunaway was appointed Chief Financial Officer of StoneX Group Inc. on October 5, 2009, following the merger with FCStone Group, Inc. From January 2008 until the merger, Mr. Dunaway was the Chief Financial Officer of FCStone. Mr. Dunaway has over 25 years of industry experience with the company and its predecessor companies.

Xuong Nguyen - COO

Job Titles:
  • Chief Operating Officer
Xuong Nguyen was appointed as Chief Operating Officer of the company in October 2015. Prior to that he served as Executive Vice President of the FCM Division of StoneX Financial Inc., a subsidiary of the company, as well as Chief Operating Officer of additional subsidiaries of the company. Mr. Nguyen was appointed Chief Executive Officer of FCStone, LLC, the company's futures commission merchant which was subsequently merged into StoneX Financial Inc., and was Chief Operating Officer of FCStone, LLC for four years prior to his appointment as CEO. Mr. Nguyen has over twenty-five years of experience in the derivatives, futures and options marketplace.