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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
Denis W. Roberson 3 3 1 0 1 0 0% 33.33% $5,660 $1,887 $1,887 0 0
James Dimmett 5 22 4.4 3 1 2 13.64% 27.27% $40,903 $1,859 $8,181 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
Denis W. Roberson 5 20 4 3 1 1 15% 25% $68,356 $3,418 $13,671 0 0
James Dimmett 9 40 4.44 3 6 3 7.5% 30% $66,231 $1,656 $7,359 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
Denis W. Roberson 12 27 2.25 3 3 1 11.11% 25.93% $96,653 $3,580 $8,054 0 0
James Dimmett 6 16 2.67 0 2 2 0% 25% $22,135 $1,383 $3,689 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
Denis W. Roberson 6 41 6.83 2 3 9 4.88% 34.15% $73,870 $1,802 $12,312 0 0
James Dimmett 3 7 2.33 0 0 0 0% 0% $985 $141 $328 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
Denis W. Roberson 8 37 4.63 1 9 2 2.7% 32.43% $90,715 $2,452 $11,339 0 0
James Dimmett 2 10 5 0 1 1 0% 20% $4,587 $459 $2,294 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
Denis W. Roberson 9 25 2.78 1 2 3 4% 24% $40,330 $1,613 $4,481 0 0
James Dimmett 1 4 4 0 0 0 0% 0% $611 $153 $611 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
Denis W. Roberson 11 27 2.45 5 1 3 18.52% 33.33% $83,694 $3,100 $7,609 0 0
James Dimmett 5 8 1.6 1 0 0 12.5% 12.5% $18,682 $2,335 $3,736 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
Denis W. Roberson 7 37 5.29 6 5 7 16.22% 48.65% $68,666 $1,856 $9,809 0 0
James Dimmett 3 3 1 1 0 0 33.33% 33.33% $19,980 $6,660 $6,660 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
Denis W. Roberson 6 32 5.33 4 10 3 12.5% 53.13% $69,935 $2,185 $11,656 0 0
James Dimmett 1 3 3 0 1 0 0% 33.33% $6,880 $2,293 $6,880 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
Denis W. Roberson 8 38 4.75 5 4 5 13.16% 36.84% $67,221 $1,769 $8,403 0 0
James Dimmett 2 8 4 0 1 3 0% 50% $8,184 $1,023 $4,092 0 0