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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
James S. Acquilano 35 181 5.17 22 20 25 12.15% 37.02% $418,905 $2,314 $11,969 0 0
Erin Riefenberg 5 19 3.8 2 2 1 10.53% 26.32% $58,494 $3,079 $11,699 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
James S. Acquilano 22 136 6.18 19 23 21 13.97% 46.32% $379,807 $2,793 $17,264 0 0
Erin Riefenberg 1 6 6 2 0 1 33.33% 50% $34,453 $5,742 $34,453 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
James S. Acquilano 26 158 6.08 33 24 25 20.89% 51.9% $546,013 $3,456 $21,001 0 0
Erin Riefenberg 1 2 2 0 0 0 0% 0% $1,000 $500 $1,000 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
James S. Acquilano 47 199 4.23 35 36 32 17.59% 51.76% $547,240 $2,750 $11,643 0 0
Erin Riefenberg 1 1 1 0 0 0 0% 0% $500 $500 $500 0 0