UnitedHealthcare CEO Brian Thompson was shot and killed in Midtown Manhattan Wednesday morning in a “brazen, targeted attack” as he walked toward the hotel hosting the company’s annual investor conference,

Police have not identified the suspect, who remains on the loose and was last seen riding an electric Citibike in Central Park, officials said.

UnitedHealthcare CEO Brian Thompson was shot and killed outside a Manhattan hotel early Wednesday morning in a targeted, premeditated attack, the NYPD said. Thompson, 50, was shot in the back and chest outside the New York Hilton Midtown hotel as UnitedHealth group was preparing to hold an investors meeting,