LEADING JOCKEYS/DRIVERS (2)
At 0h01, on May 4, 2021 • By NEWSROOM
| BELMONT (T) | Sts | 1st | 2nd | 3rd | Earnings | % Win |
| Manuel Franco | 64 | 13 | 3 | 9 | 807 733 | 20.0 |
| Irad Ortiz, Jr. | 35 | 13 | 9 | 2 | 707 664 | 37.0 |
| Jose L. Ortiz | 44 | 10 | 9 | 9 | 664 666 | 23.0 |
| CHURCHILL (T) | Sts | 1st | 2nd | 3rd | Earnings | % Win |
| Luis Saez | 48 | 9 | 8 | 5 | 1 188 818 | 19.0 |
| Florent Geroux | 27 | 6 | 5 | 3 | 1 480 960 | 22.0 |
| Tyler Gaffalione | 41 | 6 | 5 | 6 | 779 747 | 15.0 |
| GULFSTREAM (T) | Sts | 1st | 2nd | 3rd | Earnings | % Win |
| Paco Lopez | 131 | 32 | 32 | 22 | 827 370 | 24.0 |
| Edgard J. Zayas | 156 | 29 | 33 | 18 | 757 080 | 19.0 |
| Emisael Jaramillo | 124 | 24 | 13 | 22 | 642 440 | 19.0 |
| OAKLAWN PARK (T) | Sts | 1st | 2nd | 3rd | Earnings | % Win |
| Ricardo Santana, Jr. | 305 | 68 | 41 | 45 | 5 642 526 | 22.0 |
| David Cabrera | 377 | 62 | 64 | 49 | 3 395 649 | 16.0 |
| Francisco Arrieta | 305 | 50 | 50 | 53 | 3 100 250 | 16.0 |
| TAMPA BAY (T) | Sts | 1st | 2nd | 3rd | Earnings | % Win |
| Samy Camacho | 570 | 107 | 104 | 84 | 1 967 969 | 19.0 |
| Antonio A. Gallardo | 468 | 103 | 81 | 63 | 1 911 082 | 22.0 |
| Daniel Centeno | 344 | 65 | 52 | 58 | 1 326 938 | 19.0 |
| BUFFALO (H) | Sts | 1st | 2nd | 3rd | Earnings | % Win |
| Billy Davis Jr | 207 | 44 | 23 | 35 | 199 990 | 21.3 |
| Jim Morrill Jr | 168 | 44 | 31 | 21 | 200 704 | 26.2 |
| Kevin Cummings | 174 | 36 | 33 | 27 | 194 835 | 20.7 |
| HOOSIER PARK (H) | Sts | 1st | 2nd | 3rd | Earnings | % Win |
| Trace Tetrick | 256 | 55 | 46 | 26 | 463 500 | 21.5 |
| John De Long | 203 | 39 | 27 | 34 | 365 228 | 19.2 |
| Sam Widger | 223 | 35 | 33 | 26 | 319 732 | 15.7 |
| MIAMI VALLEY (H) | Sts | 1st | 2nd | 3rd | Earnings | % Win |
| Dan Noble | 940 | 158 | 130 | 114 | 1 695 237 | 16.8 |
| Brett Miller | 1 069 | 146 | 147 | 120 | 1 562 115 | 13.7 |
| Trace Tetrick | 736 | 138 | 83 | 69 | 1 243 221 | 18.8 |
| NORTHFIELD PARK (H) | Sts | 1st | 2nd | 3rd | Earnings | % Win |
| Aaron Merriman | 851 | 164 | 150 | 124 | 934 545 | 19.3 |
| Ronnie Wrenn Jr | 595 | 141 | 111 | 72 | 767 781 | 23.7 |
| Kurt Sugg | 821 | 114 | 109 | 106 | 674 892 | 13.9 |
| POMPANO PARK (H) | Sts | 1st | 2nd | 3rd | Earnings | % Win |
| Wally Hennessey | 469 | 114 | 94 | 63 | 605 782 | 24.3 |
| David Miller | 402 | 106 | 75 | 65 | 515 327 | 26.4 |
| Kevin Wallis | 456 | 73 | 62 | 66 | 427 388 | 16.0 |
