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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
John H. M. Gosden 3 3 1 0 0 0 0% 0% $30,000 $10,000 $10,000 0 0
Ralph R. Riviezzo 2 2 1 1 0 0 50% 50% $16,010 $8,005 $8,005 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
John H. M. Gosden 4 6 1.5 1 0 0 16.67% 16.67% $2,325,000 $387,500 $581,250 1 1
Ralph R. Riviezzo 39 186 4.77 27 25 35 14.52% 46.77% $701,403 $3,771 $17,985 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
John H. M. Gosden 4 6 1.5 3 0 2 50% 83.33% $15,445,001 $2,574,167 $3,861,250 3 2
Ralph R. Riviezzo 40 208 5.2 31 31 30 14.9% 44.23% $785,151 $3,775 $19,629 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
John H. M. Gosden 5 5 1 0 1 0 0% 20% $400,000 $80,000 $80,000 0 0
Ralph R. Riviezzo 20 108 5.4 6 10 12 5.56% 25.93% $172,125 $1,594 $8,606 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
John H. M. Gosden 2 2 1 0 0 0 0% 0% $280,000 $140,000 $140,000 0 0
Ralph R. Riviezzo 50 233 4.66 19 36 27 8.15% 35.19% $551,431 $2,367 $11,029 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
John H. M. Gosden 3 3 1 1 0 0 33.33% 33.33% $2,200,000 $733,333 $733,333 1 1
Ralph R. Riviezzo 20 98 4.9 9 13 16 9.18% 38.78% $247,304 $2,524 $12,365 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
John H. M. Gosden 2 2 1 1 0 0 50% 50% $3,600,000 $1,800,000 $1,800,000 1 1
Ralph R. Riviezzo 11 64 5.82 0 6 9 0% 23.44% $102,916 $1,608 $9,356 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
John H. M. Gosden 1 1 1 0 0 0 0% 0% $3,805 $3,805 $3,805 0 0
Ralph R. Riviezzo 9 54 6 2 2 3 3.7% 12.96% $110,154 $2,040 $12,239 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
John H. M. Gosden 4 4 1 0 1 0 0% 25% $550,000 $137,500 $137,500 0 0
Ralph R. Riviezzo 4 5 1.25 1 0 1 20% 40% $15,558 $3,112 $3,890 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
John H. M. Gosden 1 1 1 0 0 0 0% 0% $0 $0 $0 0 0
Ralph R. Riviezzo 6 41 6.83 4 8 7 9.76% 46.34% $107,839 $2,630 $17,973 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
John H. M. Gosden 2 2 1 1 1 0 50% 100% $690,000 $345,000 $345,000 1 1
Ralph R. Riviezzo 10 32 3.2 1 8 3 3.13% 37.5% $101,130 $3,160 $10,113 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
John H. M. Gosden 5 5 1 0 0 4 0% 80% $380,050 $76,010 $76,010 0 0
Ralph R. Riviezzo 16 77 4.81 2 4 1 2.6% 9.09% $105,355 $1,368 $6,585 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
John H. M. Gosden 5 5 1 0 0 0 0% 0% $134,258 $26,852 $26,852 0 0
Ralph R. Riviezzo 17 90 5.29 7 7 8 7.78% 24.44% $202,074 $2,245 $11,887 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
John H. M. Gosden 5 6 1.2 2 0 1 33.33% 50% $3,769,000 $628,167 $753,800 2 2
Ralph R. Riviezzo 28 141 5.04 10 8 12 7.09% 21.28% $310,181 $2,200 $11,078 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
John H. M. Gosden 4 5 1.25 1 1 1 20% 60% $1,089,640 $217,928 $272,410 1 1
Ralph R. Riviezzo 22 123 5.59 7 4 4 5.69% 12.2% $170,799 $1,389 $7,764 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
John H. M. Gosden 4 4 1 2 0 0 50% 50% $3,315,123 $828,781 $828,781 1 2
Ralph R. Riviezzo 21 138 6.57 7 19 11 5.07% 26.81% $281,044 $2,037 $13,383 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
John H. M. Gosden 4 4 1 0 1 0 0% 25% $22,329 $5,582 $5,582 0 0
Ralph R. Riviezzo 19 155 8.16 15 16 21 9.68% 33.55% $224,186 $1,446 $11,799 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
John H. M. Gosden 1 1 1 0 0 0 0% 0% $110,670 $110,670 $110,670 0 0
Ralph R. Riviezzo 29 148 5.1 5 10 15 3.38% 20.27% $102,199 $691 $3,524 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
John H. M. Gosden 3 4 1.33 1 1 0 25% 50% $132,474 $33,119 $44,158 0 0
Ralph R. Riviezzo 28 137 4.89 8 10 11 5.84% 21.17% $114,085 $833 $4,074 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
John H. M. Gosden 2 2 1 0 0 0 0% 0% $25,728 $12,864 $12,864 0 0
Ralph R. Riviezzo 40 229 5.73 19 23 22 8.3% 27.95% $225,500 $985 $5,638 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
John H. M. Gosden 1 1 1 0 0 0 0% 0% $0 $0 $0 0 0
Ralph R. Riviezzo 57 225 3.95 23 29 20 10.22% 32% $257,458 $1,144 $4,517 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
John H. M. Gosden 3 4 1.33 0 2 0 0% 50% $134,000 $33,500 $44,667 0 0
Ralph R. Riviezzo 26 122 4.69 12 12 21 9.84% 36.89% $141,616 $1,161 $5,447 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
John H. M. Gosden 2 2 1 0 0 0 0% 0% $4,000 $2,000 $2,000 0 0
Ralph R. Riviezzo 50 209 4.18 15 18 23 7.18% 26.79% $224,262 $1,073 $4,485 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
John H. M. Gosden 5 5 1 1 1 1 20% 60% $361,726 $72,345 $72,345 1 1
Ralph R. Riviezzo 40 212 5.3 19 24 25 8.96% 32.08% $270,669 $1,277 $6,767 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
John H. M. Gosden 2 2 1 0 0 0 0% 0% $0 $0 $0 0 0
Ralph R. Riviezzo 47 245 5.21 21 25 26 8.57% 29.39% $230,343 $940 $4,901 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
John H. M. Gosden 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Ralph R. Riviezzo 42 231 5.5 25 19 19 10.82% 27.27% $299,777 $1,298 $7,138 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
John H. M. Gosden 4 5 1.25 2 0 1 40% 60% $714,500 $142,900 $178,625 2 2
Ralph R. Riviezzo 41 246 6 36 27 36 14.63% 40.24% $301,724 $1,227 $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
John H. M. Gosden 1 1 1 0 0 0 0% 0% $112,000 $112,000 $112,000 0 0
Ralph R. Riviezzo 45 291 6.47 34 42 30 11.68% 36.43% $375,533 $1,290 $8,345 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
John H. M. Gosden 3 3 1 0 1 0 0% 33.33% $172,000 $57,333 $57,333 0 0
Ralph R. Riviezzo 41 234 5.71 27 39 29 11.54% 40.6% $282,858 $1,209 $6,899 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
John H. M. Gosden 1 1 1 0 0 1 0% 100% $110,000 $110,000 $110,000 0 0
Ralph R. Riviezzo 28 133 4.75 16 21 26 12.03% 47.37% $147,177 $1,107 $5,256 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
John H. M. Gosden 4 4 1 1 0 0 25% 25% $73,500 $18,375 $18,375 1 1
Ralph R. Riviezzo 16 89 5.56 5 9 7 5.62% 23.6% $34,098 $383 $2,131 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
John H. M. Gosden 4 4 1 1 0 0 25% 25% $34,200 $8,550 $8,550 0 0
Ralph R. Riviezzo 11 99 9 8 12 11 8.08% 31.31% $56,359 $569 $5,124 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
John H. M. Gosden 6 8 1.33 0 1 2 0% 37.5% $70,000 $8,750 $11,667 0 0
Ralph R. Riviezzo 14 104 7.43 10 10 14 9.62% 32.69% $46,526 $447 $3,323 0 0