By winning the AT&T National on Sunday, Nick Watney moved into the top 10 of the World Golf Ranking for the first time.
Watney shot a 4-under-par round of 66 to claim a two-stroke victory for his second big win of 2011, having won the WGC Cadillac Championship in March.
Watney climbed from 15th to 10th in the rankings.
Other movement in the top 10 included Martin Kaymer moving from fourth to third, with Rory McIlroy moving one spot down to fourth, and Jason Day moving up to seventh from ninth, passing Matt Kuchar and Graeme McDowell. Kuchar slipped to eighth from seventh and McDowell fell to ninth from eighth.