Ivan Cantero in the lead on the 1st lap of the Genesis, Rozner and Sordet in the top 20

Antoine Rozner opened his tournament with a card of 69 (-3). The 30-year-old got off to a good start with three birdies on the first leg, before conceding a bogey at the 9th hole. On the return, he followed up with birdies at 11, 13, 14 and 15, but then experienced a double bogey at 16 followed by a bogey at 17. With this finish, Rozner occupies 19th place in the tournament.