StoneX Becomes a Member of London Stock Exchange and Turquoise StoneX Financial Ltd joins London Stock Exchange and Turquoise as part of a larger push to connect all financial markets and expand cross-asset capabilities LONDON, May 10, 2021 /PRNewswire/ -- StoneX Group Inc. (NASDAQ: SNEX) today announced that its London-based subsidiary, StoneX Financial Ltd ("StoneX" or "the Company"), has become a member of London Stock Exchange and Turquoise, the pan-European MTF. This membership enhances the Company's cross-border equities trading and cross-asset capabilities. James McAuslan, Head of Sec...