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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
Carl J. O'Callaghan 53 176 3.32 11 19 25 6.25% 31.25% $293,434 $1,667 $5,536 0 0
Chuck F. Hamilton 1 8 8 1 1 1 12.5% 37.5% $17,661 $2,208 $17,661 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
Carl J. O'Callaghan 35 193 5.51 24 33 22 12.44% 40.93% $374,381 $1,940 $10,697 0 0
Chuck F. Hamilton 5 20 4 3 1 1 15% 25% $33,398 $1,670 $6,680 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
Carl J. O'Callaghan 30 90 3 9 9 10 10% 31.11% $191,918 $2,132 $6,397 0 0
Chuck F. Hamilton 2 8 4 1 1 2 12.5% 50% $22,544 $2,818 $11,272 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
Carl J. O'Callaghan 30 107 3.57 11 10 17 10.28% 35.51% $227,144 $2,123 $7,571 0 0
Chuck F. Hamilton 7 25 3.57 3 5 1 12% 36% $40,882 $1,635 $5,840 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
Carl J. O'Callaghan 21 63 3 8 5 13 12.7% 41.27% $290,598 $4,613 $13,838 0 0
Chuck F. Hamilton 9 43 4.78 3 7 3 6.98% 30.23% $59,236 $1,378 $6,582 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
Carl J. O'Callaghan 22 66 3 7 3 6 10.61% 24.24% $189,879 $2,877 $8,631 0 0
Chuck F. Hamilton 16 88 5.5 9 16 6 10.23% 35.23% $157,278 $1,787 $9,830 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
Carl J. O'Callaghan 23 65 2.83 6 4 2 9.23% 18.46% $1,463,658 $22,518 $63,637 2 2
Chuck F. Hamilton 11 35 3.18 1 1 4 2.86% 17.14% $20,254 $579 $1,841 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
Carl J. O'Callaghan 17 62 3.65 5 7 8 8.06% 32.26% $177,855 $2,869 $10,462 1 1
Chuck F. Hamilton 4 11 2.75 0 0 0 0% 0% $3,162 $287 $791 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
Carl J. O'Callaghan 3 4 1.33 0 0 0 0% 0% $1,350 $338 $450 0 0
Chuck F. Hamilton 9 27 3 4 1 0 14.81% 18.52% $99,718 $3,693 $11,080 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
Carl J. O'Callaghan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Chuck F. Hamilton 13 74 5.69 8 8 6 10.81% 29.73% $124,727 $1,686 $9,594 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
Carl J. O'Callaghan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Chuck F. Hamilton 19 96 5.05 1 5 10 1.04% 16.67% $51,811 $540 $2,727 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
Carl J. O'Callaghan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Chuck F. Hamilton 9 57 6.33 3 11 12 5.26% 45.61% $80,294 $1,409 $8,922 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
Carl J. O'Callaghan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Chuck F. Hamilton 11 39 3.55 0 6 8 0% 35.9% $49,726 $1,275 $4,521 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
Carl J. O'Callaghan 10 25 2.5 1 1 2 4% 16% $45,026 $1,801 $4,503 0 0
Chuck F. Hamilton 2 2 1 0 0 0 0% 0% $510 $255 $255 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
Carl J. O'Callaghan 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Chuck F. Hamilton 4 7 1.75 0 0 1 0% 14.29% $1,680 $240 $420 0 0