"I spoke to Alex. He's fine," agent Scott Boras said.
None of the seven people aboard were injured, federal officials said.
The Gulfstream G-II carried five passengers and two crew members, the National Transportation Safety Board said in a statement from Washington, D.C. It departed from Las Vegas earlier in the day.
The twin-engine jet was stopped by the Engineered Materials Arresting System, a 200-foot-long stretch of pavement injected with air bubbles designed to collapse under the weight of an aircraft as large as a Boeing 737 jet traveling as fast as 50 knots, airport spokesman Victor Gill said.