John Koudounis, CEO of Chicago-based Calamos Investments, has been inducted as an Archon in the Order of St. Matthew, the highest honor bestowed on a layman of the Greek Orthodox Church

John Koudounis, CEO of Chicago-based Calamos Investments, has been inducted as an Archon in the Order of St. Matthew, the highest honor bestowed on a layman of the Greek Orthodox Church

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