Skip to:

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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 6 51 8.5 5 7 5 9.8% 33.33% $185,995 $3,647 $30,999 0 0
Chester Constant 4 17 4.25 1 3 5 5.88% 52.94% $6,806 $400 $1,702 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 22 81 3.68 6 9 18 7.41% 40.74% $273,125 $3,372 $12,415 0 0
Chester Constant 5 6 1.2 0 0 0 0% 0% $461 $77 $92 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 64 200 3.13 16 26 15 8% 28.5% $1,051,679 $5,258 $16,432 0 0
Chester Constant 8 29 3.63 6 4 3 20.69% 44.83% $15,944 $550 $1,993 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 69 182 2.64 23 19 16 12.64% 31.87% $1,238,663 $6,806 $17,952 0 2
Chester Constant 8 31 3.88 5 2 6 16.13% 41.94% $14,196 $458 $1,775 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 25 63 2.52 4 2 8 6.35% 22.22% $202,391 $3,213 $8,096 0 0
Chester Constant 7 40 5.71 5 6 6 12.5% 42.5% $17,856 $446 $2,551 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 11 49 4.45 2 5 3 4.08% 20.41% $149,708 $3,055 $13,610 0 0
Chester Constant 12 45 3.75 3 1 6 6.67% 22.22% $11,098 $247 $925 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 25 115 4.6 7 9 15 6.09% 26.96% $451,067 $3,922 $18,043 0 0
Chester Constant 17 46 2.71 4 3 5 8.7% 26.09% $14,688 $319 $864 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 15 108 7.2 5 10 6 4.63% 19.44% $310,952 $2,879 $20,730 0 0
Chester Constant 12 46 3.83 3 6 8 6.52% 36.96% $14,423 $314 $1,202 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 7 57 8.14 6 13 7 10.53% 45.61% $381,666 $6,696 $54,524 0 0
Chester Constant 15 40 2.67 1 4 12 2.5% 42.5% $9,647 $241 $643 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 5 29 5.8 6 3 5 20.69% 48.28% $174,853 $6,029 $34,971 0 1
Chester Constant 11 45 4.09 1 0 0 2.22% 2.22% $4,390 $98 $399 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 8 19 2.38 3 1 3 15.79% 36.84% $104,840 $5,518 $13,105 0 1
Chester Constant 13 49 3.77 2 2 1 4.08% 10.2% $7,162 $146 $551 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Chester Constant 12 33 2.75 1 1 3 3.03% 15.15% $4,334 $131 $361 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Chester Constant 9 30 3.33 0 0 0 0% 0% $744 $25 $83 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Chester Constant 5 19 3.8 0 2 4 0% 31.58% $2,903 $153 $581 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Chester Constant 4 8 2 0 1 0 0% 12.5% $911 $114 $228 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Chester Constant 11 37 3.36 2 3 2 5.41% 18.92% $6,047 $163 $550 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Chester Constant 9 28 3.11 5 4 5 17.86% 50% $9,246 $330 $1,027 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 6 21 3.5 1 1 4 4.76% 28.57% $28,742 $1,369 $4,790 0 0
Chester Constant 8 51 6.38 5 8 11 9.8% 47.06% $13,954 $274 $1,744 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 3 5 1.67 0 0 1 0% 20% $2,640 $528 $880 0 0
Chester Constant 4 13 3.25 4 3 1 30.77% 61.54% $5,084 $391 $1,271 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 29 76 2.62 12 9 10 15.79% 40.79% $114,694 $1,509 $3,955 0 0
Chester Constant 14 50 3.57 7 7 8 14% 44% $12,710 $254 $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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 17 115 6.76 17 19 11 14.78% 40.87% $318,497 $2,770 $18,735 0 0
Chester Constant 8 29 3.63 3 3 6 10.34% 41.38% $5,661 $195 $708 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 8 79 9.88 9 11 12 11.39% 40.51% $154,270 $1,953 $19,284 0 0
Chester Constant 13 44 3.38 1 8 6 2.27% 34.09% $4,799 $109 $369 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 26 170 6.54 17 22 22 10% 35.88% $238,483 $1,403 $9,172 0 1
Chester Constant 14 50 3.57 5 14 7 10% 52% $18,226 $365 $1,302 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 24 135 5.63 20 16 22 14.81% 42.96% $256,040 $1,897 $10,668 0 0
Chester Constant 18 111 6.17 15 14 17 13.51% 41.44% $33,592 $303 $1,866 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 8 40 5 3 3 6 7.5% 30% $20,591 $515 $2,574 0 0
Chester Constant 18 110 6.11 15 12 10 13.64% 33.64% $21,272 $193 $1,182 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 7 51 7.29 4 1 1 7.84% 11.76% $31,432 $616 $4,490 0 0
Chester Constant 14 65 4.64 8 6 14 12.31% 43.08% $10,559 $162 $754 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Anthony T. Quartarolo 17 59 3.47 9 10 8 15.25% 45.76% $73,347 $1,243 $4,315 0 0
Chester Constant 1 2 2 0 0 0 0% 0% $0 $0 $0 0 0