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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
Chris M. Block 26 64 2.46 11 11 11 17.19% 51.56% $382,852 $5,982 $14,725 0 0
Ernesto Sierra 3 16 5.33 3 3 2 18.75% 50% $15,900 $994 $5,300 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
Chris M. Block 49 222 4.53 42 38 34 18.92% 51.35% $1,796,724 $8,093 $36,668 0 4
Ernesto Sierra 2 8 4 0 0 3 0% 37.5% $3,794 $474 $1,897 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
Chris M. Block 49 214 4.37 51 37 27 23.83% 53.74% $1,891,648 $8,839 $38,605 0 6
Ernesto Sierra 8 18 2.25 0 3 0 0% 16.67% $6,490 $361 $811 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
Chris M. Block 44 149 3.39 29 28 21 19.46% 52.35% $1,422,163 $9,545 $32,322 0 3
Ernesto Sierra 20 69 3.45 11 6 4 15.94% 30.43% $56,150 $814 $2,808 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
Chris M. Block 43 181 4.21 38 32 23 20.99% 51.38% $2,227,473 $12,306 $51,802 2 10
Ernesto Sierra 14 53 3.79 6 7 5 11.32% 33.96% $45,722 $863 $3,266 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
Chris M. Block 44 196 4.45 31 23 42 15.82% 48.98% $1,273,324 $6,497 $28,939 1 4
Ernesto Sierra 19 70 3.68 5 6 9 7.14% 28.57% $50,158 $717 $2,640 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
Chris M. Block 39 131 3.36 20 21 17 15.27% 44.27% $946,113 $7,222 $24,259 0 1
Ernesto Sierra 27 84 3.11 15 9 11 17.86% 41.67% $85,528 $1,018 $3,168 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
Chris M. Block 48 220 4.58 38 38 29 17.27% 47.73% $1,479,501 $6,725 $30,823 0 3
Ernesto Sierra 31 118 3.81 21 16 20 17.8% 48.31% $124,382 $1,054 $4,012 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. 4 13.53% 40.55% $5,513 $22,031
Chris M. Block 55 262 4.76 35 29 45 13.36% 41.6% $1,363,887 $5,206 $24,798 1 2
Ernesto Sierra 14 49 3.5 5 8 5 10.2% 36.73% $61,898 $1,263 $4,421 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
Chris M. Block 58 265 4.57 46 37 43 17.36% 47.55% $1,241,639 $4,685 $21,408 0 3
Ernesto Sierra 14 46 3.29 7 4 6 15.22% 36.96% $136,487 $2,967 $9,749 2 2