CME Group taps Fitzpatrick as next CEO; Duffy steps down in March 2027

Lynne Fitzpatrick will become CEO of CME Group, the world's largest derivatives exchange, in March 2027, succeeding Terry Duffy. Duffy, who spent two decades consolidating the firm, shifts to Executive Chairman. Fitzpatrick, currently President and CFO, was elevated to both roles in November 2024—a quiet signal the succession was locked in.