Actor Mark Wahlberg, second left, brand ambassador for fitness chain F45, applauds as company CEO and founder Adam Gilchrist, centre, rings the New York Stock Exchange opening bell, celebrating the company's IPO.  AP
Actor Mark Wahlberg, second left, brand ambassador for fitness chain F45, applauds as company CEO and founder Adam Gilchrist, centre, rings the New York Stock Exchange opening bell, celebrating the coShow more

Mark Wahlberg sees 200% return on investment from F45 Training IPO