Theory, an odds-on favorite, and Thundering Sky, a 15-1 shot, won the $200,000 stakes on Saturday at Belmont Park.
Theory easily took the Futurity for 2-year-olds as the 1-5 choice. The colt, unbeaten in two starts for trainer Todd Pletcher, won by 3 1/2 lengths over Star Empire.
He ran the six furlongs in 1:09.91 with Javier Castellano aboard.
Theory paid $2.70 to win.
Thundering Sky took charge in the stretch with a four-wide rally and held off a late surge from Mom’s On Strike by three quarters of a length in the Pebbles for 3-year-old fillies on the turf.
Antonio Gallardo rode for trainer George Weaver as Thundering Sky improved to 2 for 11 with her first stakes victory. She paid $33.80 to win.
The time for the mile was 1:33.47.