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
Robert A. MacDonald 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Tony Rengstorf 7 22 3.14 2 1 5 9.09% 36.36% $40,695 $1,850 $5,814 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
Robert A. MacDonald 4 31 7.75 2 4 6 6.45% 38.71% $31,239 $1,008 $7,810 0 0
Tony Rengstorf 35 128 3.66 25 17 16 19.53% 45.31% $529,129 $4,134 $15,118 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 4 24 6 4 2 5 16.67% 45.83% $40,674 $1,695 $10,169 0 0
Tony Rengstorf 57 228 4 30 29 31 13.16% 39.47% $745,888 $3,271 $13,086 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 6 45 7.5 5 6 8 11.11% 42.22% $52,431 $1,165 $8,739 0 0
Tony Rengstorf 50 215 4.3 41 27 26 19.07% 43.72% $993,177 $4,619 $19,864 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 7 37 5.29 4 2 4 10.81% 27.03% $27,043 $731 $3,863 0 0
Tony Rengstorf 35 162 4.63 26 21 25 16.05% 44.44% $577,156 $3,563 $16,490 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 9 40 4.44 4 4 5 10% 32.5% $45,141 $1,129 $5,016 0 0
Tony Rengstorf 22 136 6.18 26 17 18 19.12% 44.85% $607,087 $4,464 $27,595 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
Robert A. MacDonald 13 61 4.69 4 7 10 6.56% 34.43% $49,278 $808 $3,791 0 0
Tony Rengstorf 34 171 5.03 20 14 26 11.7% 35.09% $431,114 $2,521 $12,680 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 7 34 4.86 5 5 6 14.71% 47.06% $51,546 $1,516 $7,364 0 0
Tony Rengstorf 31 162 5.23 22 33 23 13.58% 48.15% $578,272 $3,570 $18,654 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
Robert A. MacDonald 8 29 3.63 2 7 2 6.9% 37.93% $46,083 $1,589 $5,760 0 0
Tony Rengstorf 32 169 5.28 29 26 25 17.16% 47.34% $486,652 $2,880 $15,208 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
Robert A. MacDonald 8 47 5.88 10 8 9 21.28% 57.45% $115,044 $2,448 $14,381 0 0
Tony Rengstorf 26 125 4.81 16 15 20 12.8% 40.8% $429,240 $3,434 $16,509 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
Robert A. MacDonald 6 30 5 4 2 4 13.33% 33.33% $48,259 $1,609 $8,043 0 0
Tony Rengstorf 35 194 5.54 17 24 31 8.76% 37.11% $455,599 $2,348 $13,017 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
Robert A. MacDonald 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Tony Rengstorf 41 235 5.73 22 25 24 9.36% 30.21% $448,574 $1,909 $10,941 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
Robert A. MacDonald 4 28 7 8 3 4 28.57% 53.57% $91,892 $3,282 $22,973 0 0
Tony Rengstorf 27 155 5.74 23 28 16 14.84% 43.23% $464,323 $2,996 $17,197 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 4 27 6.75 5 1 2 18.52% 29.63% $48,086 $1,781 $12,022 0 0
Tony Rengstorf 27 129 4.78 17 19 17 13.18% 41.09% $299,624 $2,323 $11,097 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 6 28 4.67 1 5 5 3.57% 39.29% $21,240 $759 $3,540 0 0
Tony Rengstorf 9 34 3.78 0 0 1 0% 2.94% $8,621 $254 $958 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
Robert A. MacDonald 4 33 8.25 4 6 3 12.12% 39.39% $70,842 $2,147 $17,711 0 1
Tony Rengstorf 15 72 4.8 7 5 5 9.72% 23.61% $79,293 $1,101 $5,286 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
Robert A. MacDonald 9 48 5.33 6 5 5 12.5% 33.33% $59,870 $1,247 $6,652 0 0
Tony Rengstorf 4 6 1.5 0 0 0 0% 0% $2,181 $364 $545 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
Robert A. MacDonald 7 61 8.71 1 2 12 1.64% 24.59% $26,700 $438 $3,814 0 0
Tony Rengstorf 9 34 3.78 3 2 4 8.82% 26.47% $36,248 $1,066 $4,028 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
Robert A. MacDonald 10 56 5.6 6 8 5 10.71% 33.93% $68,488 $1,223 $6,849 0 0
Tony Rengstorf 8 37 4.63 5 9 2 13.51% 43.24% $48,452 $1,310 $6,057 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
Robert A. MacDonald 10 66 6.6 4 13 8 6.06% 37.88% $104,168 $1,578 $10,417 0 1
Tony Rengstorf 18 75 4.17 5 8 7 6.67% 26.67% $84,224 $1,123 $4,679 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
Robert A. MacDonald 12 62 5.17 3 7 9 4.84% 30.65% $40,829 $659 $3,402 0 0
Tony Rengstorf 25 111 4.44 7 11 13 6.31% 27.93% $109,261 $984 $4,370 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
Robert A. MacDonald 13 61 4.69 4 4 5 6.56% 21.31% $33,801 $554 $2,600 0 0
Tony Rengstorf 15 82 5.47 7 12 5 8.54% 29.27% $91,581 $1,117 $6,105 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
Robert A. MacDonald 12 63 5.25 4 8 5 6.35% 26.98% $38,311 $608 $3,193 0 0
Tony Rengstorf 13 100 7.69 11 16 8 11% 35% $153,089 $1,531 $11,776 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
Robert A. MacDonald 8 51 6.38 3 8 4 5.88% 29.41% $19,958 $391 $2,495 0 0
Tony Rengstorf 19 71 3.74 4 9 7 5.63% 28.17% $73,843 $1,040 $3,886 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
Robert A. MacDonald 13 47 3.62 3 9 4 6.38% 34.04% $28,890 $615 $2,222 0 0
Tony Rengstorf 13 85 6.54 17 14 9 20% 47.06% $159,629 $1,878 $12,279 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
Robert A. MacDonald 15 64 4.27 7 6 9 10.94% 34.38% $51,198 $800 $3,413 0 0
Tony Rengstorf 17 68 4 4 6 5 5.88% 22.06% $35,373 $520 $2,081 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
Robert A. MacDonald 17 89 5.24 10 13 19 11.24% 47.19% $69,092 $776 $4,064 0 0
Tony Rengstorf 18 83 4.61 11 11 16 13.25% 45.78% $79,378 $956 $4,410 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
Robert A. MacDonald 13 89 6.85 12 18 10 13.48% 44.94% $96,860 $1,088 $7,451 0 0
Tony Rengstorf 16 73 4.56 10 3 10 13.7% 31.51% $63,478 $870 $3,967 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
Robert A. MacDonald 17 125 7.35 9 11 20 7.2% 32% $65,370 $523 $3,845 0 0
Tony Rengstorf 16 99 6.19 7 9 15 7.07% 31.31% $97,156 $981 $6,072 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 25 161 6.44 14 20 25 8.7% 36.65% $84,649 $526 $3,386 0 0
Tony Rengstorf 11 51 4.64 5 4 4 9.8% 25.49% $41,512 $814 $3,774 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Robert A. MacDonald 30 203 6.77 21 26 24 10.34% 34.98% $90,635 $446 $3,021 0 0
Tony Rengstorf 12 56 4.67 3 4 8 5.36% 26.79% $9,791 $175 $816 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
Robert A. MacDonald 29 202 6.97 19 23 20 9.41% 30.69% $83,716 $414 $2,887 0 0
Tony Rengstorf 11 74 6.73 6 8 9 8.11% 31.08% $22,436 $303 $2,040 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
Robert A. MacDonald 35 239 6.83 19 37 33 7.95% 37.24% $124,085 $519 $3,545 0 0
Tony Rengstorf 11 42 3.82 1 4 5 2.38% 23.81% $62,707 $1,493 $5,701 0 1