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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
Shane M. Spiess 42 226 5.38 17 18 38 7.52% 32.3% $225,467 $998 $5,368 0 0
Domingo Diaz 3 8 2.67 1 0 4 12.5% 62.5% $6,480 $810 $2,160 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
Shane M. Spiess 63 377 5.98 37 39 53 9.81% 34.22% $449,155 $1,191 $7,129 0 0
Domingo Diaz 1 2 2 0 0 1 0% 50% $840 $420 $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
Shane M. Spiess 76 451 5.93 59 73 81 13.08% 47.23% $745,456 $1,653 $9,809 0 0
Domingo Diaz 4 8 2 0 1 0 0% 12.5% $2,640 $330 $660 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
Shane M. Spiess 70 388 5.54 48 64 60 12.37% 44.33% $592,189 $1,526 $8,460 0 0
Domingo Diaz 1 1 1 0 0 0 0% 0% $130 $130 $130 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
Shane M. Spiess 58 263 4.53 26 34 43 9.89% 39.16% $280,316 $1,066 $4,833 0 0
Domingo Diaz 2 2 1 0 0 0 0% 0% $408 $204 $204 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
Shane M. Spiess 57 310 5.44 25 37 48 8.06% 35.48% $288,730 $931 $5,065 0 0
Domingo Diaz 4 16 4 1 5 2 6.25% 50% $11,720 $733 $2,930 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
Shane M. Spiess 64 343 5.36 32 39 55 9.33% 36.73% $325,978 $950 $5,093 0 0
Domingo Diaz 5 31 6.2 0 2 3 0% 16.13% $12,560 $405 $2,512 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
Shane M. Spiess 91 476 5.23 54 80 54 11.34% 39.5% $492,188 $1,034 $5,409 0 0
Domingo Diaz 1 1 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. 4 13.53% 40.55% $5,513 $22,031
Shane M. Spiess 97 536 5.53 62 84 79 11.57% 41.98% $633,643 $1,182 $6,532 0 0
Domingo Diaz 2 2 1 0 1 0 0% 50% $1,150 $575 $575 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
Shane M. Spiess 89 442 4.97 46 71 62 10.41% 40.5% $455,701 $1,031 $5,120 0 0
Domingo Diaz 5 17 3.4 2 2 2 11.76% 35.29% $12,167 $716 $2,433 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
Shane M. Spiess 70 352 5.03 60 53 58 17.05% 48.58% $552,624 $1,570 $7,895 0 0
Domingo Diaz 6 22 3.67 2 3 2 9.09% 31.82% $11,933 $542 $1,989 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
Shane M. Spiess 71 350 4.93 55 46 49 15.71% 42.86% $455,020 $1,300 $6,409 0 0
Domingo Diaz 5 15 3 1 1 4 6.67% 40% $10,178 $679 $2,036 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
Shane M. Spiess 51 263 5.16 37 48 42 14.07% 48.29% $390,988 $1,487 $7,666 0 1
Domingo Diaz 11 51 4.64 6 4 7 11.76% 33.33% $30,959 $607 $2,814 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Shane M. Spiess 40 171 4.28 31 35 26 18.13% 53.8% $370,620 $2,167 $9,266 0 0
Domingo Diaz 14 91 6.5 14 11 15 15.38% 43.96% $73,042 $803 $5,217 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
Shane M. Spiess 40 227 5.68 16 21 40 7.05% 33.92% $141,797 $625 $3,545 0 0
Domingo Diaz 5 33 6.6 3 3 6 9.09% 36.36% $21,725 $658 $4,345 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
Shane M. Spiess 32 245 7.66 24 35 42 9.8% 41.22% $227,960 $930 $7,124 0 1
Domingo Diaz 9 27 3 0 0 3 0% 11.11% $3,431 $127 $381 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
Shane M. Spiess 37 194 5.24 19 33 31 9.79% 42.78% $213,344 $1,100 $5,766 0 0
Domingo Diaz 20 76 3.8 0 1 5 0% 7.89% $15,925 $210 $796 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
Shane M. Spiess 46 315 6.85 41 44 47 13.02% 41.9% $499,751 $1,587 $10,864 0 1
Domingo Diaz 28 80 2.86 5 5 7 6.25% 21.25% $45,324 $567 $1,619 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
Shane M. Spiess 57 326 5.72 42 49 59 12.88% 46.01% $485,583 $1,490 $8,519 0 2
Domingo Diaz 40 145 3.63 15 24 11 10.34% 34.48% $174,853 $1,206 $4,371 1 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Shane M. Spiess 51 279 5.47 43 30 45 15.41% 42.29% $326,615 $1,171 $6,404 0 0
Domingo Diaz 62 181 2.92 26 21 21 14.36% 37.57% $216,851 $1,198 $3,498 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
Shane M. Spiess 48 257 5.35 25 25 35 9.73% 33.07% $215,350 $838 $4,486 0 0
Domingo Diaz 18 123 6.83 15 14 18 12.2% 38.21% $107,822 $877 $5,990 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
Shane M. Spiess 47 265 5.64 24 36 41 9.06% 38.11% $222,825 $841 $4,741 0 0
Domingo Diaz 6 41 6.83 5 3 6 12.2% 34.15% $34,727 $847 $5,788 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
Shane M. Spiess 66 330 5 47 43 51 14.24% 42.73% $479,314 $1,452 $7,262 0 1
Domingo Diaz 28 123 4.39 18 15 13 14.63% 37.4% $163,158 $1,326 $5,827 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
Shane M. Spiess 65 378 5.82 49 49 51 12.96% 39.42% $526,961 $1,394 $8,107 0 2
Domingo Diaz 20 60 3 5 6 13 8.33% 40% $45,695 $762 $2,285 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
Shane M. Spiess 54 369 6.83 57 71 60 15.45% 50.95% $455,505 $1,234 $8,435 0 0
Domingo Diaz 10 72 7.2 8 3 7 11.11% 25% $50,832 $706 $5,083 0 0