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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
Katherine Ritvo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark Passley 5 20 4 1 2 3 5% 30% $49,325 $2,466 $9,865 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
Katherine Ritvo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark Passley 13 49 3.77 7 3 6 14.29% 32.65% $181,945 $3,713 $13,996 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
Katherine Ritvo 11 22 2 3 2 2 13.64% 31.82% $85,860 $3,903 $7,805 0 0
Mark Passley 6 30 5 2 3 3 6.67% 26.67% $58,140 $1,938 $9,690 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
Katherine Ritvo 9 64 7.11 7 8 11 10.94% 40.63% $183,760 $2,871 $20,418 0 0
Mark Passley 3 20 6.67 2 0 3 10% 25% $37,550 $1,878 $12,517 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
Katherine Ritvo 12 49 4.08 2 7 5 4.08% 28.57% $122,610 $2,502 $10,218 0 0
Mark Passley 10 24 2.4 2 2 2 8.33% 25% $44,530 $1,855 $4,453 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
Katherine Ritvo 32 98 3.06 8 15 12 8.16% 35.71% $389,541 $3,975 $12,173 0 0
Mark Passley 8 33 4.13 6 8 7 18.18% 63.64% $181,320 $5,495 $22,665 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
Katherine Ritvo 27 106 3.93 18 12 17 16.98% 44.34% $623,090 $5,878 $23,077 0 2
Mark Passley 12 39 3.25 3 4 1 7.69% 20.51% $56,530 $1,449 $4,711 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
Katherine Ritvo 31 116 3.74 10 16 17 8.62% 37.07% $380,109 $3,277 $12,262 0 0
Mark Passley 9 36 4 1 1 3 2.78% 13.89% $28,913 $803 $3,213 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
Katherine Ritvo 18 64 3.56 14 12 4 21.88% 46.88% $416,495 $6,508 $23,139 1 2
Mark Passley 10 45 4.5 2 4 6 4.44% 26.67% $83,403 $1,853 $8,340 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
Katherine Ritvo 14 56 4 5 7 3 8.93% 26.79% $193,190 $3,450 $13,799 0 1
Mark Passley 5 16 3.2 1 0 2 6.25% 18.75% $21,620 $1,351 $4,324 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
Katherine Ritvo 22 51 2.32 5 6 8 9.8% 37.25% $154,046 $3,021 $7,002 0 0
Mark Passley 7 36 5.14 3 8 2 8.33% 36.11% $65,240 $1,812 $9,320 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
Katherine Ritvo 19 78 4.11 12 4 5 15.38% 26.92% $281,458 $3,608 $14,814 0 0
Mark Passley 5 10 2 1 2 0 10% 30% $13,400 $1,340 $2,680 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
Katherine Ritvo 21 64 3.05 8 10 3 12.5% 32.81% $732,957 $11,452 $34,903 0 1
Mark Passley 16 76 4.75 5 8 10 6.58% 30.26% $81,715 $1,075 $5,107 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
Katherine Ritvo 9 40 4.44 9 6 7 22.5% 55% $3,210,070 $80,252 $356,674 2 2
Mark Passley 16 64 4 5 6 12 7.81% 35.94% $85,451 $1,335 $5,341 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
Katherine Ritvo 18 48 2.67 4 8 7 8.33% 39.58% $1,867,564 $38,908 $103,754 2 3
Mark Passley 14 79 5.64 18 16 9 22.78% 54.43% $194,998 $2,468 $13,928 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
Katherine Ritvo 32 107 3.34 5 8 16 4.67% 27.1% $695,127 $6,497 $21,723 1 1
Mark Passley 25 114 4.56 14 19 15 12.28% 42.11% $270,417 $2,372 $10,817 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
Katherine Ritvo 28 53 1.89 5 14 3 9.43% 41.51% $206,435 $3,895 $7,373 0 0
Mark Passley 20 91 4.55 16 3 13 17.58% 35.16% $223,462 $2,456 $11,173 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
Katherine Ritvo 4 4 1 0 1 0 0% 25% $4,370 $1,093 $1,093 0 0
Mark Passley 24 121 5.04 6 11 17 4.96% 28.1% $115,697 $956 $4,821 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
Katherine Ritvo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark Passley 14 86 6.14 11 10 14 12.79% 40.7% $115,740 $1,346 $8,267 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
Katherine Ritvo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark Passley 16 65 4.06 9 8 8 13.85% 38.46% $116,618 $1,794 $7,289 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
Katherine Ritvo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark Passley 17 73 4.29 7 7 6 9.59% 27.4% $126,425 $1,732 $7,437 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
Katherine Ritvo 1 1 1 0 0 0 0% 0% $230 $230 $230 0 0
Mark Passley 21 100 4.76 12 9 15 12% 36% $143,849 $1,438 $6,850 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
Katherine Ritvo 36 65 1.81 9 5 12 13.85% 40% $132,430 $2,037 $3,679 0 0
Mark Passley 17 104 6.12 11 13 16 10.58% 38.46% $100,177 $963 $5,893 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
Katherine Ritvo 11 36 3.27 6 3 6 16.67% 41.67% $66,445 $1,846 $6,040 0 0
Mark Passley 17 90 5.29 13 15 13 14.44% 45.56% $78,046 $867 $4,591 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
Katherine Ritvo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark Passley 11 41 3.73 8 6 5 19.51% 46.34% $52,553 $1,282 $4,778 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
Katherine Ritvo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark Passley 9 37 4.11 2 2 3 5.41% 18.92% $26,749 $723 $2,972 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
Katherine Ritvo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark Passley 10 39 3.9 3 5 4 7.69% 30.77% $39,082 $1,002 $3,908 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
Katherine Ritvo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark Passley 12 33 2.75 7 5 4 21.21% 48.48% $117,500 $3,561 $9,792 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
Katherine Ritvo 24 105 4.38 13 17 11 12.38% 39.05% $229,834 $2,189 $9,576 0 2
Mark Passley 10 50 5 8 6 1 16% 30% $88,473 $1,769 $8,847 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
Katherine Ritvo 24 81 3.38 12 13 6 14.81% 38.27% $171,739 $2,120 $7,156 0 0
Mark Passley 8 23 2.88 2 2 4 8.7% 34.78% $30,743 $1,337 $3,843 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
Katherine Ritvo 31 121 3.9 8 14 21 6.61% 35.54% $125,393 $1,036 $4,045 0 0
Mark Passley 4 16 4 2 1 1 12.5% 25% $11,462 $716 $2,866 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
Katherine Ritvo 37 187 5.05 16 23 12 8.56% 27.27% $209,935 $1,123 $5,674 0 1
Mark Passley 3 7 2.33 0 1 1 0% 28.57% $2,930 $419 $977 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
Katherine Ritvo 35 189 5.4 25 22 24 13.23% 37.57% $370,884 $1,962 $10,597 0 2
Mark Passley 1 3 3 0 0 0 0% 0% $490 $163 $490 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
Katherine Ritvo 40 262 6.55 25 30 17 9.54% 27.48% $344,024 $1,313 $8,601 0 2
Mark Passley 4 22 5.5 0 0 0 0% 0% $2,633 $120 $658 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
Katherine Ritvo 51 287 5.63 23 22 37 8.01% 28.57% $265,751 $926 $5,211 0 0
Mark Passley 8 33 4.13 2 3 3 6.06% 24.24% $26,100 $791 $3,263 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
Katherine Ritvo 39 224 5.74 19 17 30 8.48% 29.46% $182,168 $813 $4,671 0 0
Mark Passley 1 1 1 0 0 0 0% 0% $55 $55 $55 0 0