Jim “Mattress Mack” McIngvale lost $13 million in bets on the Astros to win the 2019 World Series and won $12.2 million on Kansas to win the 2022 NCAA men’s basketball title.
Original article: https://www.reviewjournal.com/sports/betting/major-wagers-mattress-mack-leads-biggest-wins-losses-2667726/
