The triumph by Golden Rahy was worth $28,800 and pushed Frankel's 2003 purse total to $17,854,877. Lukas set the old mark of $17,842,358 in 1988.
Frankel, 62, has won a record 23 Grade I stakes events in 2003 and is a favorite to win a fourth consecutive Eclipse Award as the nation's leading trainer. He is Oak Tree's all-time leading trainer with 240 wins.
A 4-year-old Kentucky-bred by Rahy, Golden Rahy was ridden by Corey Nakatani and paid $13.20 after running 1 1/4 miles in 2:00.68.