LOUISVILLE, Ky. — William Mouw rallied to win the ISCO Championship on Sunday for his first PGA Tour title, shooting a 9-under 61 and waiting nearly two hours to see if his 10-under 270 total would hold up.

William Mouw fired a nine-under par 61 to surge to a one-shot victory in the ISCO Championship in Kentucky on Sunday, capturing his first US PGA Tour title in his 20th start.He walked off the 18th with a 10-under par total of 270 but had to wait two hours to see if his three-shot lead would hold up.

Willam Muow, who closed with a 61 on Sunday, took home the top prize. It's the first PGA Tour win for Muow and it came in his 20th start as pro. His career earnings coming in were $504,044 and he has now more than double that with this victory. He's the 10th first-time in 2025.