Gregory Kallinikos serves as Chief Executive Officer of Asia Pacific at StoneX Group Inc., a leading global financial services provider specializing in execution, clearing, risk management, and advisory services across commodities, securities, and foreign exchange markets. With over 25 years of experience in the financial industry, Kallinikos has established himself as a visionary leader driving expansion in high-growth regions. He assumed his current role in 2018, overseeing StoneX's operations across key Asia Pacific markets including Australia, Japan, Singapore, and Hong Kong, where he has spearheaded the integration of advanced trading technologies and strengthened client relationships with institutional investors, corporations, and commercial hedgers. Kallinikos began his career at Macquarie Bank in Sydney, where he spent a decade in commodities trading and risk management, rising to head of Asia Pacific derivatives. He later held senior positions at global firms such as Deutsche Bank and Nomura, where he led multi-billion-dollar trading desks and executed landmark cross-border deals that enhanced market liquidity and client returns. His achievements include pioneering electronic trading platforms in emerging APAC markets, earning him recognition as "Asia Pacific Trading Executive of the Year" by FX Week in 2015, and contributing to StoneX's revenue growth in the region by over 40% since his tenure began. Under Kallinikos's leadership, StoneX Asia Pacific has expanded its footprint through strategic acquisitions and partnerships, positioning the company as a dominant player in physical commodities and FX hedging solutions. A passionate advocate for sustainable finance, he has championed ESG-integrated trading strategies, fostering innovation while navigating complex regulatory landscapes across the region. His strategic foresight continues to propel StoneX's mission of delivering unparalleled execution and advisory services to a diverse global clientele.