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Trainer Comparison

Statistics by Year:
Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Marvin A. Johnson 5 8 1.6 2 0 0 25% 25% $7,410 $926 $1,482 0 0
Alfredo Marquez Casillas 2 6 3 0 1 0 0% 16.67% $9,268 $1,545 $4,634 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Marvin A. Johnson 33 97 2.94 18 9 15 18.56% 43.3% $725,517 $7,480 $21,985 0 2
Alfredo Marquez Casillas 4 8 2 0 0 0 0% 0% $2,134 $267 $534 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Marvin A. Johnson 52 239 4.6 33 29 42 13.81% 43.51% $990,532 $4,144 $19,049 0 0
Alfredo Marquez Casillas 4 9 2.25 1 2 1 11.11% 44.44% $14,551 $1,617 $3,638 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Marvin A. Johnson 64 307 4.8 41 51 40 13.36% 43% $803,125 $2,616 $12,549 0 0
Alfredo Marquez Casillas 2 5 2.5 0 0 2 0% 40% $3,300 $660 $1,650 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Marvin A. Johnson 64 416 6.5 52 57 61 12.5% 40.87% $970,677 $2,333 $15,167 0 0
Alfredo Marquez Casillas 8 23 2.88 1 4 1 4.35% 26.09% $52,742 $2,293 $6,593 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Marvin A. Johnson 55 286 5.2 46 40 41 16.08% 44.41% $974,549 $3,408 $17,719 0 0
Alfredo Marquez Casillas 2 5 2.5 0 0 0 0% 0% $1,149 $230 $575 0 0

Name Starters Starts Starts/
Starter 		1st 2nd 3rd Win % % 1st, 2nd or 3rd Earned Avg Earnings per Start Avg Earnings Per Starter Graded Stakes Win All Black-Type Win
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Marvin A. Johnson 51 302 5.92 41 45 35 13.58% 40.07% $721,127 $2,388 $14,140 0 1
Alfredo Marquez Casillas 1 1 1 0 0 0 0% 0% $0 $0 $0 0 0