His brother and employees died on Sept. 11 Lutnick's brother, Gary Lutnick, and 658 Cantor Fitzgerald employees were killed in the Sept. 11, 2001, attack on the World Trade Center in New York.

Lutnick's younger brother, Gary Lutnick, was among the employees who lost their lives that day. Lutnick rebuilt the firm in the wake of the attacks and launched The Cantor Fitzgerald Relief Fund ...