- Short field
- SHORTENING UP
- Sierra Leone
- Sovereignty
- SPEED FIGURE INCONSISTENCY
- SPRINT TO ROUTE
- Stalker
- STEADY DECLINE
- Steven M. Asmussen
- STRETCHING OUT
- SURFACE UNPROVEN
- Thorpedo Anna
- Todd A. Pletcher
- TRACK SPECIALIST
- TRAINER BARN HOT
- TRAINER JOCKEY COMBO
- TROUBLE LAST RACE
- TROUBLED TRIP REVERSAL
- TURF TO DIRT
- TURF TO DIRT PEDIGREE
- Underneath
- Vertical Structuring
- WEIGHT ADVANTAGE
- WIDE POST DIRT SPRINT
- WIDE TRIP PATTERN