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
2025 National Trainer Avg. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 4 17 4.25 1 2 4 5.88% 41.18% $31,817 $1,872 $7,954 0 0
Shelton J. Zenon, Sr. 29 127 4.38 9 12 8 7.09% 22.83% $151,465 $1,193 $5,223 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 8 36 4.5 0 3 7 0% 27.78% $52,045 $1,446 $6,506 0 0
Shelton J. Zenon, Sr. 46 221 4.8 13 22 24 5.88% 26.7% $265,295 $1,200 $5,767 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 7 53 7.57 4 10 8 7.55% 41.51% $139,281 $2,628 $19,897 0 0
Shelton J. Zenon, Sr. 44 241 5.48 20 25 24 8.3% 28.63% $406,655 $1,687 $9,242 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 6 51 8.5 7 3 6 13.73% 31.37% $227,529 $4,461 $37,922 0 0
Shelton J. Zenon, Sr. 47 249 5.3 15 36 34 6.02% 34.14% $328,771 $1,320 $6,995 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 5 36 7.2 5 9 3 13.89% 47.22% $161,570 $4,488 $32,314 0 0
Shelton J. Zenon, Sr. 36 159 4.42 6 14 20 3.77% 25.16% $177,140 $1,114 $4,921 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 6 31 5.17 3 2 0 9.68% 16.13% $42,890 $1,384 $7,148 0 0
Shelton J. Zenon, Sr. 46 190 4.13 12 14 20 6.32% 24.21% $232,870 $1,226 $5,062 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 17 110 6.47 11 17 10 10% 34.55% $306,741 $2,789 $18,044 0 0
Shelton J. Zenon, Sr. 44 209 4.75 13 21 23 6.22% 27.27% $299,715 $1,434 $6,812 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 24 159 6.63 11 15 26 6.92% 32.7% $293,263 $1,844 $12,219 0 0
Shelton J. Zenon, Sr. 49 166 3.39 17 14 22 10.24% 31.93% $298,795 $1,800 $6,098 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 31 223 7.19 26 28 24 11.66% 34.98% $511,282 $2,293 $16,493 0 0
Shelton J. Zenon, Sr. 40 143 3.58 10 10 20 6.99% 27.97% $162,040 $1,133 $4,051 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 40 195 4.88 28 21 21 14.36% 35.9% $567,827 $2,912 $14,196 0 1
Shelton J. Zenon, Sr. 51 222 4.35 9 17 23 4.05% 22.07% $264,669 $1,192 $5,190 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 23 177 7.7 20 28 25 11.3% 41.24% $515,631 $2,913 $22,419 0 0
Shelton J. Zenon, Sr. 39 143 3.67 10 12 13 6.99% 24.48% $225,313 $1,576 $5,777 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 18 146 8.11 20 21 15 13.7% 38.36% $464,727 $3,183 $25,818 0 0
Shelton J. Zenon, Sr. 48 160 3.33 7 15 25 4.38% 29.38% $171,515 $1,072 $3,573 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 39 177 4.54 15 13 23 8.47% 28.81% $348,784 $1,971 $8,943 0 0
Shelton J. Zenon, Sr. 24 104 4.33 2 8 9 1.92% 18.27% $71,721 $690 $2,988 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 36 217 6.03 20 27 29 9.22% 35.02% $581,533 $2,680 $16,154 0 0
Shelton J. Zenon, Sr. 15 66 4.4 1 1 4 1.52% 9.09% $40,704 $617 $2,714 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 32 222 6.94 25 35 25 11.26% 38.29% $515,617 $2,323 $16,113 0 0
Shelton J. Zenon, Sr. 19 58 3.05 1 0 3 1.72% 6.9% $17,103 $295 $900 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 28 211 7.54 22 24 27 10.43% 34.6% $375,594 $1,780 $13,414 0 0
Shelton J. Zenon, Sr. 22 92 4.18 5 3 10 5.43% 19.57% $62,759 $682 $2,853 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 37 246 6.65 21 40 41 8.54% 41.46% $513,837 $2,089 $13,887 0 1
Shelton J. Zenon, Sr. 19 51 2.68 0 3 1 0% 7.84% $19,223 $377 $1,012 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 36 192 5.33 25 20 24 13.02% 35.94% $574,449 $2,992 $15,957 0 1
Shelton J. Zenon, Sr. 3 3 1 0 0 0 0% 0% $0 $0 $0 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 27 153 5.67 19 20 9 12.42% 31.37% $405,442 $2,650 $15,016 0 0
Shelton J. Zenon, Sr. 15 72 4.8 8 1 8 11.11% 23.61% $60,669 $843 $4,045 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 34 174 5.12 17 18 18 9.77% 30.46% $403,513 $2,319 $11,868 0 0
Shelton J. Zenon, Sr. 17 119 7 6 11 13 5.04% 25.21% $57,690 $485 $3,394 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 31 141 4.55 20 17 14 14.18% 36.17% $414,435 $2,939 $13,369 0 0
Shelton J. Zenon, Sr. 17 127 7.47 6 13 15 4.72% 26.77% $62,135 $489 $3,655 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 31 158 5.1 17 19 16 10.76% 32.91% $298,708 $1,891 $9,636 0 0
Shelton J. Zenon, Sr. 10 94 9.4 6 14 12 6.38% 34.04% $47,809 $509 $4,781 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 25 124 4.96 13 13 14 10.48% 32.26% $261,953 $2,113 $10,478 0 0
Shelton J. Zenon, Sr. 15 86 5.73 3 4 5 3.49% 13.95% $26,489 $308 $1,766 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 20 136 6.8 13 24 17 9.56% 39.71% $213,457 $1,570 $10,673 0 0
Shelton J. Zenon, Sr. 11 46 4.18 2 2 7 4.35% 23.91% $12,905 $281 $1,173 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 20 120 6 13 19 14 10.83% 38.33% $193,536 $1,613 $9,677 0 0
Shelton J. Zenon, Sr. 7 42 6 1 7 4 2.38% 28.57% $12,799 $305 $1,828 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 25 163 6.52 15 21 23 9.2% 36.2% $204,540 $1,255 $8,182 0 0
Shelton J. Zenon, Sr. 3 22 7.33 3 2 2 13.64% 31.82% $10,011 $455 $3,337 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 44 274 6.23 24 25 31 8.76% 29.2% $244,268 $891 $5,552 0 0
Shelton J. Zenon, Sr. 4 21 5.25 1 3 7 4.76% 52.38% $4,469 $213 $1,117 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. 3.31 13.64% 40.9% $5,415 $17,925
Mark J. Cristel 72 428 5.94 43 35 34 10.05% 26.17% $350,735 $819 $4,871 0 0
Shelton J. Zenon, Sr. 3 13 4.33 1 1 3 7.69% 38.46% $2,035 $157 $678 0 0