Suzann Pettersen had the Rolex Rankings Move of the Week moving up two spots to No. 7 after winning the 2012 LPGA KEB·HanaBank Championship. Pettersen held off a spirited final-round charge by Catriona Matthew to win. Pettersen sank a five-foot birdie putt on the third playoff hole on No. 18 to clinch her ninth-career victory.
Pettersen shot the worst round of her week by six shots on Sunday but was able to keep her composure to outlast Matthew in 21 holes. She posted three birdies, one bogey and two double bogeys for a 2-over 74, finishing 11-under par. Matthew started the day seven shots off the lead and carded six birdies and one bogey to force the playoff. Rolex Rankings No. 1 Yani Tseng finished third at 10-under par and recorded her first top-10 finish in 13 starts.