The PGA Tour is back on the mainland this week for The American Express at PGA West in Palm Springs, Calif.
The field includes five of the top 12 golfers in the Official World Golf Rankings.
Jon Rahm is the heavy favorite at +600 on BetMGM after opening at +550. However, Rahm only accounts for 2% of the bets and 2.2% of the handle.
The other headliners in the field include Scottie Scheffler, Patrick Cantlay and Tony Finau.
None of the headliners are BetMGM's most significant liabilities this week.
Finau has received the most action among those four players as he's getting 3.8% of the tickets and 4.3% of the money.
Australian Cam Davis is BetMGM's biggest liability this week. Davis is getting 9% of the tickets and accounts for 11% of the handle. His odds have moved from +6600 to +5500.
BetMGM's other major liability is rookie Taylor Montgomery (+4500). Montgomery is getting 8.3% of the bets and accounts for 9.5% of the money.
Sahith Theegala is BetMGM's third-biggest liability. Theegala is getting 6.7% of the tickets and accounts for 6.9% of the handle. His odds have gone from +6000 to +5000.
Will Zalatoris made his return from injury during the Sentry Tournament of Champions two weeks ago and is also in the American Express field. He's getting some action at BetMGM with 4.6% of the bets and 6.3% of the money.
Cam Young is another name to watch this week. The No. 17 ranked player in the world is getting 5.1% of the tickets and 6.6% of the handle. He is +2200 to win the American Express.
