He won the Mark H. McCormack Medal in 2015 as the leading player in the World Amateur Golf Ranking, which qualified him for the following year's U.S. Open and Open Championship. He closed out his collegiate career by winning the Pac-12 Conference championship and an NCAA regional championship before finishing tied for third in the national championship. He was the low amateur at the 2016 U.S. Open, finishing his final tournament as an amateur in a tie for 23rd place at 7-over-par.