Henrik Stenson was angry with tournament officials after two late mistakes cost him victory in the Arnold Palmer Invitational at Bay Hill on Sunday . Stenson had seen his two-shot overnight lead turned into a two-shot deficit in the space of eight holes , but fought back to reclaim the outright lead with six holes of the final round to play . However , the Ryder Cup star - who had played the final four holes in four under par on Friday and Saturday - three-putted the 15th for a bogey and did the same for par on the 16th after finding the green in two . Henrik Stenson was angry with tournament officials after two late mistakes cost him victory at Bay Hill . Stenson had seen his two-shot overnight lead turned into a two-shot deficit in the space of eight holes . Morgan Hoffmann shakes hands with Stenson on the 18th green after the final round of the tournament . And American Matt Every took full advantage with a birdie from 15 feet on the 18th to complete a closing 66 , which made him the third player in the tournament 's history to successfully defend the title . Stenson was unhappy at being timed for slow play on the back nine , telling reporters : ' I 'm obviously a little disappointed with the outcome . ' I 'm as much disappointed with the PGA Tour officials for putting us on the clock on 15 , starting to chase us down the stretch . It 's busy enough trying to close out a golf tournament and to play the finishing holes without being on the clock . I did not see the reason for that really . ' Every , who was four behind heading into the final round last year and three adrift of Stenson on Sunday , said : 'Last year I just made everything but this year I was driving it really well and my irons were spot on . Matt Every ( left ) celebrates winning the Arnold Palmer Invitational and is given the trophy by the man himself . American champion Every made a successful defence of the trophy at Bay Hill on Sunday . ' I kind of had a feeling . I was shaking some of those putts in but the one on 18 , straight downhill , that 's what you want when under pressure so that was nice . ' World number one Rory McIlroy finished eight shots behind the winner after a closing 70 , but expressed his satisfaction with his form ahead of his bid to win a third major title in succession and complete the career grand slam in next month 's Masters at Augusta . ' I feel like I got what I wanted out of the week , four good competitive rounds , ' McIlroy told Sky Sports 4 . ' I saw some progress on some of the things I was working on last week . I still need to work on some things ahead of Augusta . ' I am excited going there with the opportunity to achieve three in a row , the career grand slam . It 's a nice position to be in . I 'm going to embrace it , try not to build it up too much . I know it 's a big deal but hopefully I can get my game as good as I possibly can . ' Rory McIlroy finished strongly but had to settle for 11th place at the Arnold Palmer Invitational .
Henrik Stenson saw his nine-shot lead from overnight turned into a nine-shot deficit in the space of eight holes . The Ryder Cup star was unhappy at being timed for slow play on the two . Rory McIlroy finished strongly but had to settle for 11th in the tournament .