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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
Roy S. Lerman 6 13 2.17 1 2 0 7.69% 23.08% $30,542 $2,349 $5,090 0 0
Kathleen Mastin 3 5 1.67 1 2 1 20% 80% $29,042 $5,808 $9,681 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
Roy S. Lerman 10 29 2.9 2 3 6 6.9% 37.93% $122,944 $4,239 $12,294 0 0
Kathleen Mastin 4 22 5.5 0 6 3 0% 40.91% $31,185 $1,418 $7,796 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
Roy S. Lerman 11 45 4.09 5 5 5 11.11% 33.33% $192,668 $4,282 $17,515 0 0
Kathleen Mastin 7 21 3 3 1 2 14.29% 28.57% $55,616 $2,648 $7,945 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
Roy S. Lerman 16 54 3.38 7 4 4 12.96% 27.78% $191,522 $3,547 $11,970 0 0
Kathleen Mastin 2 12 6 0 2 1 0% 25% $11,243 $937 $5,622 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
Roy S. Lerman 13 46 3.54 3 3 6 6.52% 26.09% $105,467 $2,293 $8,113 0 0
Kathleen Mastin 5 38 7.6 2 9 7 5.26% 47.37% $114,558 $3,015 $22,912 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
Roy S. Lerman 13 43 3.31 5 1 2 11.63% 18.6% $96,669 $2,248 $7,436 0 0
Kathleen Mastin 3 23 7.67 3 5 5 13.04% 56.52% $89,167 $3,877 $29,722 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
Roy S. Lerman 10 28 2.8 1 9 2 3.57% 42.86% $128,217 $4,579 $12,822 0 0
Kathleen Mastin 4 11 2.75 0 0 1 0% 9.09% $4,513 $410 $1,128 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
Roy S. Lerman 11 32 2.91 9 6 4 28.13% 59.38% $156,562 $4,893 $14,233 0 0
Kathleen Mastin 4 22 5.5 0 2 8 0% 45.45% $18,898 $859 $4,725 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
Roy S. Lerman 12 48 4 5 6 10 10.42% 43.75% $142,140 $2,961 $11,845 0 0
Kathleen Mastin 2 20 10 1 4 2 5% 35% $23,330 $1,167 $11,665 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
Roy S. Lerman 16 59 3.69 2 8 7 3.39% 28.81% $148,232 $2,512 $9,265 0 0
Kathleen Mastin 2 22 11 4 2 3 18.18% 40.91% $38,098 $1,732 $19,049 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
Roy S. Lerman 15 48 3.2 8 5 6 16.67% 39.58% $337,162 $7,024 $22,477 1 2
Kathleen Mastin 2 7 3.5 1 0 1 14.29% 28.57% $11,055 $1,579 $5,528 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
Roy S. Lerman 19 63 3.32 9 6 6 14.29% 33.33% $386,507 $6,135 $20,342 0 1
Kathleen Mastin 2 18 9 0 1 5 0% 33.33% $8,100 $450 $4,050 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
Roy S. Lerman 16 59 3.69 7 5 6 11.86% 30.51% $199,974 $3,389 $12,498 0 0
Kathleen Mastin 5 31 6.2 2 1 2 6.45% 16.13% $32,041 $1,034 $6,408 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
Roy S. Lerman 30 89 2.97 8 9 6 8.99% 25.84% $201,738 $2,267 $6,725 0 0
Kathleen Mastin 6 61 10.17 2 6 8 3.28% 26.23% $49,366 $809 $8,228 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
Roy S. Lerman 25 78 3.12 7 11 8 8.97% 33.33% $208,292 $2,670 $8,332 0 0
Kathleen Mastin 10 71 7.1 6 4 6 8.45% 22.54% $55,338 $779 $5,534 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
Roy S. Lerman 25 79 3.16 11 6 13 13.92% 37.97% $220,331 $2,789 $8,813 0 0
Kathleen Mastin 6 64 10.67 9 9 8 14.06% 40.63% $80,280 $1,254 $13,380 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
Roy S. Lerman 21 63 3 5 8 7 7.94% 31.75% $108,691 $1,725 $5,176 0 0
Kathleen Mastin 8 78 9.75 3 9 14 3.85% 33.33% $56,027 $718 $7,003 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
Roy S. Lerman 22 79 3.59 8 10 12 10.13% 37.97% $201,240 $2,547 $9,147 0 0
Kathleen Mastin 15 94 6.27 8 6 14 8.51% 29.79% $97,965 $1,042 $6,531 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
Roy S. Lerman 18 79 4.39 10 8 7 12.66% 31.65% $206,386 $2,612 $11,466 0 0
Kathleen Mastin 12 112 9.33 11 12 17 9.82% 35.71% $135,926 $1,214 $11,327 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
Roy S. Lerman 17 57 3.35 5 4 7 8.77% 28.07% $105,747 $1,855 $6,220 0 0
Kathleen Mastin 12 84 7 8 11 10 9.52% 34.52% $88,506 $1,054 $7,376 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
Roy S. Lerman 16 72 4.5 10 9 6 13.89% 34.72% $214,364 $2,977 $13,398 0 0
Kathleen Mastin 8 56 7 8 4 7 14.29% 33.93% $67,303 $1,202 $8,413 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
Roy S. Lerman 14 61 4.36 6 9 7 9.84% 36.07% $258,213 $4,233 $18,444 0 0
Kathleen Mastin 6 55 9.17 5 9 8 9.09% 40% $63,127 $1,148 $10,521 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
Roy S. Lerman 18 58 3.22 5 6 4 8.62% 25.86% $169,417 $2,921 $9,412 0 1
Kathleen Mastin 6 50 8.33 2 4 4 4% 20% $23,704 $474 $3,951 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
Roy S. Lerman 15 58 3.87 9 9 4 15.52% 37.93% $253,106 $4,364 $16,874 0 0
Kathleen Mastin 11 64 5.82 5 6 6 7.81% 26.56% $50,167 $784 $4,561 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
Roy S. Lerman 10 52 5.2 8 13 5 15.38% 50% $201,749 $3,880 $20,175 0 1
Kathleen Mastin 7 38 5.43 3 9 5 7.89% 44.74% $31,611 $832 $4,516 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
Roy S. Lerman 11 44 4 1 5 5 2.27% 25% $86,028 $1,955 $7,821 0 0
Kathleen Mastin 6 39 6.5 6 2 9 15.38% 43.59% $43,808 $1,123 $7,301 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
Roy S. Lerman 10 56 5.6 3 7 6 5.36% 28.57% $140,904 $2,516 $14,090 0 0
Kathleen Mastin 6 56 9.33 1 7 9 1.79% 30.36% $24,168 $432 $4,028 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
Roy S. Lerman 9 34 3.78 2 8 6 5.88% 47.06% $74,371 $2,187 $8,263 0 0
Kathleen Mastin 7 63 9 4 5 7 6.35% 25.4% $30,463 $484 $4,352 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
Roy S. Lerman 12 59 4.92 5 9 7 8.47% 35.59% $152,988 $2,593 $12,749 0 0
Kathleen Mastin 9 44 4.89 8 6 9 18.18% 52.27% $56,867 $1,292 $6,319 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
Roy S. Lerman 13 63 4.85 9 8 8 14.29% 39.68% $169,424 $2,689 $13,033 0 0
Kathleen Mastin 3 19 6.33 1 4 5 5.26% 52.63% $8,519 $448 $2,840 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
Roy S. Lerman 12 67 5.58 6 6 7 8.96% 28.36% $123,878 $1,849 $10,323 0 0
Kathleen Mastin 1 5 5 1 1 1 20% 60% $3,584 $717 $3,584 0 0