The Swede picked up the top prize of €294,584 after winning by three shots to haul himself up into second place behind Charl Schwartzel on €298,634.
Schwartzel still leads the way with €513,271 in the bank and the South African can be backed at 25/1 with Ladbrokes.
Martin Kaymer is in third place in the standings with €262,779 and heads the betting at 7/2 with Betfred whilst Lee Westwood is a 5/1 chance at Victor Chandler and Skybet. The defending champion is down in 17th place at the time of writing.
In Stan James‘ betting for the next European to win a Major, Padraig Harrington can be backed at 5/1, Kaymer, Westwood and Rory McIlroy are all available at 6/1, Sergio Garcia and Paul Casey or both 10/1 shots and Karlsson joins Henrick Stenson at 12s.
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