CJ Cup Byron Nelson winner Wyndham Clark vaulted 31 spots and runner-up Si Woo Kim moved into the top 20 in the Official World Golf Ranking updated on Tuesday.
Clark climbed from 75th to 44th after matching the course record with an 11-under round of 60 on Sunday to defeat Kim by three strokes at TPC Craig Ranch in McKinney, Texas.
Clark, 32, who peaked at No 3 in the rankings on April 21, 2024, collected his first PGA Tour title since winning the AT&T Pebble Beach Pro-Am in February 2024.
Kim jumped five spots to No 19, a new career high for the 30-year-old South Korean.
Aaron Rai, who skipped the CJ Cup Byron Nelson after winning the PGA Championship, still moved up one spot in the rankings to No 14.
The OWGR top 10 was unchanged, with Scottie Scheffler still at No 1 after finishing third at the CJ Cup Byron Nelson.