Sorenstam fired a 1-under-par 70 to defeat Hurst in a playoff and win her third U.S. Women's Open title and 10th major championship crown. Hurst, who was going for her second major title, moved up seven spots in the rankings to No. 13.
The top seven players remained unchanged from a week ago with Michelle Wie holding on to second, followed by Lorena Ochoa, Karrie Webb, Paula Creamer, Cristie Kerr and Yuri Fudoh. The eighth and ninth positions were reversed from a week ago with Juli Inkster jumping one spot to eighth and Jeong Jang falling to No. 9. Ai Miyazato is 10th.
The big mover of the week was Stacy Prammanasudh, who finished in a tie for third as the U.S. Women's Open at two-over-par. Prammanasudh climbed 21 spots to 38th in the world.
Se Ri Pak, who was also tied for third at the tournament in Rhode Island, moved ahead four positions to No. 15.