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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
Miles H. Heinen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Marvin Buffalo 11 24 2.18 2 2 6 8.33% 41.67% $36,048 $1,502 $3,277 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
Miles H. Heinen 1 1 1 0 0 0 0% 0% $0 $0 $0 0 0
Marvin Buffalo 16 57 3.56 15 7 8 26.32% 52.63% $151,087 $2,651 $9,443 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
Miles H. Heinen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Marvin Buffalo 14 58 4.14 11 7 3 18.97% 36.21% $164,315 $2,833 $11,737 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
Miles H. Heinen 3 6 2 1 0 0 16.67% 16.67% $6,244 $1,041 $2,081 0 0
Marvin Buffalo 10 40 4 11 2 6 27.5% 47.5% $134,158 $3,354 $13,416 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
Miles H. Heinen 6 25 4.17 1 3 0 4% 16% $24,265 $971 $4,044 0 0
Marvin Buffalo 18 62 3.44 13 9 8 20.97% 48.39% $116,937 $1,886 $6,497 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
Miles H. Heinen 2 3 1.5 0 0 0 0% 0% $518 $173 $259 0 0
Marvin Buffalo 15 57 3.8 13 8 7 22.81% 49.12% $103,050 $1,808 $6,870 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
Miles H. Heinen 7 20 2.86 3 0 0 15% 15% $58,268 $2,913 $8,324 0 0
Marvin Buffalo 19 72 3.79 11 7 11 15.28% 40.28% $87,374 $1,214 $4,599 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
Miles H. Heinen 12 44 3.67 3 0 3 6.82% 13.64% $50,585 $1,150 $4,215 0 0
Marvin Buffalo 17 96 5.65 12 25 15 12.5% 54.17% $139,466 $1,453 $8,204 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
Miles H. Heinen 17 74 4.35 2 3 12 2.7% 22.97% $71,148 $961 $4,185 0 0
Marvin Buffalo 20 99 4.95 9 19 21 9.09% 49.49% $105,844 $1,069 $5,292 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
Miles H. Heinen 16 62 3.88 5 6 5 8.06% 25.81% $104,160 $1,680 $6,510 0 0
Marvin Buffalo 20 79 3.95 11 21 10 13.92% 53.16% $113,686 $1,439 $5,684 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
Miles H. Heinen 11 71 6.45 7 5 13 9.86% 35.21% $92,242 $1,299 $8,386 0 0
Marvin Buffalo 19 84 4.42 9 11 23 10.71% 51.19% $79,061 $941 $4,161 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
Miles H. Heinen 21 97 4.62 9 12 8 9.28% 29.9% $117,512 $1,211 $5,596 0 0
Marvin Buffalo 20 69 3.45 7 5 16 10.14% 40.58% $61,809 $896 $3,090 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
Miles H. Heinen 14 63 4.5 4 7 8 6.35% 30.16% $50,188 $797 $3,585 0 0
Marvin Buffalo 13 50 3.85 10 10 6 20% 52% $94,117 $1,882 $7,240 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
Miles H. Heinen 3 3 1 0 0 0 0% 0% $300 $100 $100 0 0
Marvin Buffalo 15 53 3.53 11 7 8 20.75% 49.06% $77,798 $1,468 $5,187 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
Miles H. Heinen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Marvin Buffalo 14 51 3.64 3 7 8 5.88% 35.29% $33,601 $659 $2,400 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
Miles H. Heinen 2 7 3.5 0 0 0 0% 0% $603 $86 $302 0 0
Marvin Buffalo 11 60 5.45 5 9 6 8.33% 33.33% $53,992 $900 $4,908 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
Miles H. Heinen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Marvin Buffalo 15 61 4.07 4 8 8 6.56% 32.79% $45,969 $754 $3,065 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
Miles H. Heinen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Marvin Buffalo 11 50 4.55 10 6 6 20% 44% $91,832 $1,837 $8,348 0 1

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
Miles H. Heinen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Marvin Buffalo 18 111 6.17 14 12 20 12.61% 41.44% $112,778 $1,016 $6,265 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
Miles H. Heinen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Marvin Buffalo 10 30 3 3 1 2 10% 20% $27,148 $905 $2,715 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
Miles H. Heinen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Marvin Buffalo 9 48 5.33 5 6 5 10.42% 33.33% $56,255 $1,172 $6,251 0 1

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
Miles H. Heinen 5 24 4.8 1 1 3 4.17% 20.83% $7,543 $314 $1,509 0 0
Marvin Buffalo 8 66 8.25 7 9 10 10.61% 39.39% $45,606 $691 $5,701 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
Miles H. Heinen 1 1 1 0 0 0 0% 0% $90 $90 $90 0 0
Marvin Buffalo 16 73 4.56 3 6 15 4.11% 32.88% $35,807 $491 $2,238 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
Miles H. Heinen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Marvin Buffalo 10 38 3.8 3 4 2 7.89% 23.68% $22,928 $603 $2,293 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
Miles H. Heinen 1 1 1 0 0 0 0% 0% $110 $110 $110 0 0
Marvin Buffalo 10 41 4.1 6 3 10 14.63% 46.34% $27,720 $676 $2,772 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
Miles H. Heinen 8 36 4.5 2 3 4 5.56% 25% $28,058 $779 $3,507 0 0
Marvin Buffalo 8 24 3 3 1 1 12.5% 20.83% $13,801 $575 $1,725 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
Miles H. Heinen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Marvin Buffalo 7 12 1.71 1 0 2 8.33% 25% $5,000 $417 $714 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
Miles H. Heinen 3 11 3.67 1 0 1 9.09% 18.18% $4,892 $445 $1,631 0 0
Marvin Buffalo 1 1 1 0 0 0 0% 0% $99 $99 $99 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
Miles H. Heinen 13 35 2.69 7 1 4 20% 34.29% $41,109 $1,175 $3,162 0 0
Marvin Buffalo 12 20 1.67 4 4 3 20% 55% $5,236 $262 $436 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
Miles H. Heinen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Marvin Buffalo 5 30 6 5 9 4 16.67% 60% $10,019 $334 $2,004 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
Miles H. Heinen 2 8 4 1 1 1 12.5% 37.5% $4,180 $523 $2,090 0 0
Marvin Buffalo 3 9 3 1 2 0 11.11% 33.33% $4,281 $476 $1,427 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
Miles H. Heinen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Marvin Buffalo 11 44 4 6 7 8 13.64% 47.73% $7,400 $168 $673 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
Miles H. Heinen 2 5 2.5 0 0 0 0% 0% $220 $44 $110 0 0
Marvin Buffalo 20 80 4 9 7 8 11.25% 30% $10,097 $126 $505 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
Miles H. Heinen 1 2 2 0 0 0 0% 0% $0 $0 $0 0 0
Marvin Buffalo 13 77 5.92 12 11 13 15.58% 46.75% $12,852 $167 $989 0 0