StoneX Group

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StoneX Group is a financial services organization specializing in securities and commodities trading; it was known until July 2020 as INTL FCStone. Like financial trading firms of all stripes, the company benefited during the pandemic from vigorous trading in everything from tech stocks to corn to natural gas. Revenue shot up 65% in 2020 over the previous year, rocketing the company up 42 spots on this year’s Fortune 500.