Each week, GolfChannel.com takes a look at the players who made moves up - and down - the various ranking systems in the world of golf.
Here's a look at this week's Biggest Movers, as Jason Day adds another trophy and Kevin Chappell records another runner-up:
- Chappell finished second to Day for the second time in his last six starts, and in the process he moved up 31 spots to a career-best No. 33 in the world rankings. Chappell started the year ranked 105th.
- Chappell also moved to 10th in the U.S. Ryder Cup points race, just behind J.B. Holmes and within reach of Patrick Reed for the eighth and final qualifying spot for Hazeltine.
- After his surprising T-3 finish at TPC Sawgrass, Ken Duke jumped 267 spots to No. 228 in the world, his highest ranking since November 2014.
- With a wire-to-wire victory, Day cracked $32 million in career earnings and moved to 18th on the Tour's career money list, passing K.J. Choi, Dustin Johnson and Kenny Perry.
- After his second European Tour win in as many weeks, Jeunghun Wang moved up 18 spots to No. 70 in the world after beginning the year ranked 169th.
- Bangladesh's Siddikur Rahman is now in line to make the Olympics after he finished runner-up to Wang in Mauritius, moving to No. 274 in the world.
- With a T-2 finish at the Asian Development Tour's Bukit Jawi Championship, Malaysia's Gavin Green moved ahead of Singapore's Mardan Mamat in the race for the 60th and final Olympic qualifying spot.
- After a T-3 finish at The Players Championship, Justin Thomas moved up 11 spots to No. 27 and also jumped 13 spots to No. 22 in the U.S. Ryder Cup race.
- Alex Cejka's T-9 finish moved him up 29 spots to No. 120 in the world, solidifying his position as Germany's second Olympic representative behind Martin Kaymer and ahead of Marcel Siem.
- After matching the course record in route to a T-3 finish, Colt Knost jumped 70 spots to No. 114, blowing past his previous career best of 179th.