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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 12 27 2.25 3 3 1 11.11% 25.93% $96,653 $3,580 $8,054 0 0
Katherine Ritvo 11 22 2 3 2 2 13.64% 31.82% $85,860 $3,903 $7,805 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 24 4.8 1 4 4 4.17% 37.5% $52,336 $2,181 $10,467 0 0
Katherine Ritvo 9 64 7.11 7 8 11 10.94% 40.63% $183,760 $2,871 $20,418 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
Katherine Ritvo 12 49 4.08 2 7 5 4.08% 28.57% $122,610 $2,502 $10,218 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
Katherine Ritvo 32 98 3.06 8 15 12 8.16% 35.71% $389,541 $3,975 $12,173 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
Katherine Ritvo 27 106 3.93 18 12 17 16.98% 44.34% $623,090 $5,878 $23,077 0 2

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
Katherine Ritvo 31 116 3.74 10 16 17 8.62% 37.07% $380,109 $3,277 $12,262 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 27 3.86 3 4 3 11.11% 37.04% $46,953 $1,739 $6,708 0 0
Katherine Ritvo 18 64 3.56 14 12 4 21.88% 46.88% $416,495 $6,508 $23,139 1 2

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 33 4.71 4 3 4 12.12% 33.33% $48,105 $1,458 $6,872 0 0
Katherine Ritvo 14 56 4 5 7 3 8.93% 26.79% $193,190 $3,450 $13,799 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
Denis W. Roberson 7 37 5.29 6 5 7 16.22% 48.65% $68,666 $1,856 $9,809 0 0
Katherine Ritvo 22 51 2.32 5 6 8 9.8% 37.25% $154,046 $3,021 $7,002 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
Katherine Ritvo 19 78 4.11 12 4 5 15.38% 26.92% $281,458 $3,608 $14,814 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 20 1.82 3 2 3 15% 40% $33,346 $1,667 $3,031 0 0
Katherine Ritvo 21 64 3.05 8 10 3 12.5% 32.81% $732,957 $11,452 $34,903 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
Denis W. Roberson 8 23 2.88 2 2 7 8.7% 47.83% $34,933 $1,519 $4,367 0 0
Katherine Ritvo 9 40 4.44 9 6 7 22.5% 55% $3,210,070 $80,252 $356,674 2 2

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
Katherine Ritvo 18 48 2.67 4 8 7 8.33% 39.58% $1,867,564 $38,908 $103,754 2 3

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 27 4.5 6 4 2 22.22% 44.44% $46,061 $1,706 $7,677 0 0
Katherine Ritvo 32 107 3.34 5 8 16 4.67% 27.1% $695,127 $6,497 $21,723 1 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
Denis W. Roberson 8 31 3.88 3 5 4 9.68% 38.71% $55,651 $1,795 $6,956 0 0
Katherine Ritvo 28 53 1.89 5 14 3 9.43% 41.51% $206,435 $3,895 $7,373 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 10 38 3.8 5 6 9 13.16% 52.63% $76,179 $2,005 $7,618 0 0
Katherine Ritvo 4 4 1 0 1 0 0% 25% $4,370 $1,093 $1,093 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 10 38 3.8 1 8 5 2.63% 36.84% $36,356 $957 $3,636 0 0
Katherine Ritvo 1 1 1 0 0 0 0% 0% $230 $230 $230 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 10 30 3 5 3 2 16.67% 33.33% $67,550 $2,252 $6,755 0 0
Katherine Ritvo 36 65 1.81 9 5 12 13.85% 40% $132,430 $2,037 $3,679 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 10 26 2.6 3 3 5 11.54% 42.31% $49,862 $1,918 $4,986 0 0
Katherine Ritvo 11 36 3.27 6 3 6 16.67% 41.67% $66,445 $1,846 $6,040 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 10 24 2.4 3 4 2 12.5% 37.5% $66,646 $2,777 $6,665 0 0
Katherine Ritvo 24 105 4.38 13 17 11 12.38% 39.05% $229,834 $2,189 $9,576 0 2

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 17 65 3.82 6 9 9 9.23% 36.92% $121,394 $1,868 $7,141 0 1
Katherine Ritvo 24 81 3.38 12 13 6 14.81% 38.27% $171,739 $2,120 $7,156 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 19 100 5.26 14 9 11 14% 34% $151,521 $1,515 $7,975 0 2
Katherine Ritvo 31 121 3.9 8 14 21 6.61% 35.54% $125,393 $1,036 $4,045 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 17 89 5.24 15 3 12 16.85% 33.71% $69,925 $786 $4,113 0 0
Katherine Ritvo 37 187 5.05 16 23 12 8.56% 27.27% $209,935 $1,123 $5,674 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
Denis W. Roberson 21 108 5.14 15 12 19 13.89% 42.59% $72,179 $668 $3,437 0 0
Katherine Ritvo 35 189 5.4 25 22 24 13.23% 37.57% $370,884 $1,962 $10,597 0 2

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 13 39 3 3 9 7 7.69% 48.72% $24,947 $640 $1,919 0 0
Katherine Ritvo 40 262 6.55 25 30 17 9.54% 27.48% $344,024 $1,313 $8,601 0 2

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 10 53 5.3 7 3 8 13.21% 33.96% $31,759 $599 $3,176 0 0
Katherine Ritvo 51 287 5.63 23 22 37 8.01% 28.57% $265,751 $926 $5,211 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 29 71 2.45 9 6 12 12.68% 38.03% $30,927 $436 $1,066 0 0
Katherine Ritvo 39 224 5.74 19 17 30 8.48% 29.46% $182,168 $813 $4,671 0 0