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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
Simon J. Buechler 38 158 4.16 24 23 24 15.19% 44.94% $1,381,745 $8,745 $36,362 0 4
Don Stemmans 1 2 2 0 1 0 0% 50% $2,400 $1,200 $2,400 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
Simon J. Buechler 34 150 4.41 18 19 21 12% 38.67% $844,594 $5,631 $24,841 0 2
Don Stemmans 2 17 8.5 1 2 0 5.88% 17.65% $19,810 $1,165 $9,905 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
Simon J. Buechler 43 187 4.35 28 17 19 14.97% 34.22% $971,568 $5,196 $22,595 0 3
Don Stemmans 3 11 3.67 0 0 0 0% 0% $4,140 $376 $1,380 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
Simon J. Buechler 34 147 4.32 14 25 17 9.52% 38.1% $549,367 $3,737 $16,158 0 2
Don Stemmans 6 10 1.67 1 0 0 10% 10% $11,700 $1,170 $1,950 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
Simon J. Buechler 30 133 4.43 17 15 25 12.78% 42.86% $253,762 $1,908 $8,459 0 0
Don Stemmans 4 6 1.5 0 0 1 0% 16.67% $1,870 $312 $468 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
Simon J. Buechler 33 163 4.94 19 31 21 11.66% 43.56% $466,918 $2,865 $14,149 0 0
Don Stemmans 4 14 3.5 0 1 0 0% 7.14% $4,300 $307 $1,075 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
Simon J. Buechler 39 193 4.95 29 16 21 15.03% 34.2% $509,702 $2,641 $13,069 0 0
Don Stemmans 2 9 4.5 2 0 0 22.22% 22.22% $30,120 $3,347 $15,060 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
Simon J. Buechler 44 179 4.07 11 30 18 6.15% 32.96% $347,876 $1,943 $7,906 0 0
Don Stemmans 4 20 5 2 1 1 10% 20% $20,910 $1,046 $5,228 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Simon J. Buechler 41 159 3.88 22 27 12 13.84% 38.36% $563,191 $3,542 $13,736 0 0
Don Stemmans 4 28 7 1 3 1 3.57% 17.86% $15,225 $544 $3,806 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
Simon J. Buechler 40 145 3.63 20 19 23 13.79% 42.76% $461,933 $3,186 $11,548 0 1
Don Stemmans 5 25 5 4 1 3 16% 32% $30,845 $1,234 $6,169 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
Simon J. Buechler 43 215 5 30 27 28 13.95% 39.53% $563,513 $2,621 $13,105 0 1
Don Stemmans 7 20 2.86 1 0 0 5% 5% $5,565 $278 $795 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
Simon J. Buechler 47 191 4.06 14 23 27 7.33% 33.51% $363,530 $1,903 $7,735 0 1
Don Stemmans 6 21 3.5 1 3 1 4.76% 23.81% $12,735 $606 $2,123 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
Simon J. Buechler 28 114 4.07 17 19 17 14.91% 46.49% $316,918 $2,780 $11,319 0 0
Don Stemmans 8 30 3.75 0 2 0 0% 6.67% $7,620 $254 $953 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
Simon J. Buechler 34 123 3.62 7 14 16 5.69% 30.08% $158,717 $1,290 $4,668 0 0
Don Stemmans 8 29 3.63 0 0 0 0% 0% $3,627 $125 $453 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
Simon J. Buechler 15 49 3.27 2 4 8 4.08% 28.57% $96,528 $1,970 $6,435 0 0
Don Stemmans 13 38 2.92 2 2 1 5.26% 13.16% $34,674 $912 $2,667 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
Simon J. Buechler 21 65 3.1 7 8 8 10.77% 35.38% $116,612 $1,794 $5,553 0 0
Don Stemmans 20 88 4.4 4 2 10 4.55% 18.18% $80,802 $918 $4,040 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Simon J. Buechler 19 45 2.37 3 0 10 6.67% 28.89% $39,787 $884 $2,094 0 0
Don Stemmans 25 80 3.2 4 4 8 5% 20% $80,963 $1,012 $3,239 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
Simon J. Buechler 23 44 1.91 4 3 4 9.09% 25% $68,779 $1,563 $2,990 0 0
Don Stemmans 24 119 4.96 11 15 6 9.24% 26.89% $230,225 $1,935 $9,593 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
Simon J. Buechler 33 66 2 6 7 5 9.09% 27.27% $69,236 $1,049 $2,098 0 0
Don Stemmans 22 113 5.14 6 17 13 5.31% 31.86% $157,813 $1,397 $7,173 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. 4 13.53% 40.55% $5,513 $22,031
Simon J. Buechler 5 8 1.6 0 0 0 0% 0% $2,474 $309 $495 0 0
Don Stemmans 16 77 4.81 7 9 9 9.09% 32.47% $116,681 $1,515 $7,293 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
Simon J. Buechler 24 71 2.96 6 8 8 8.45% 30.99% $146,508 $2,063 $6,105 0 0
Don Stemmans 12 57 4.75 7 4 1 12.28% 21.05% $48,445 $850 $4,037 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
Simon J. Buechler 42 155 3.69 17 19 12 10.97% 30.97% $209,106 $1,349 $4,979 0 0
Don Stemmans 11 44 4 5 5 6 11.36% 36.36% $81,811 $1,859 $7,437 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Simon J. Buechler 48 201 4.19 23 32 26 11.44% 40.3% $298,921 $1,487 $6,228 0 0
Don Stemmans 16 59 3.69 3 6 8 5.08% 28.81% $30,918 $524 $1,932 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
Simon J. Buechler 57 286 5.02 38 48 32 13.29% 41.26% $453,839 $1,587 $7,962 0 2
Don Stemmans 16 76 4.75 7 11 11 9.21% 38.16% $53,867 $709 $3,367 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
Simon J. Buechler 50 317 6.34 51 45 34 16.09% 41.01% $489,710 $1,545 $9,794 0 4
Don Stemmans 14 82 5.86 4 10 5 4.88% 23.17% $47,249 $576 $3,375 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
Simon J. Buechler 47 239 5.09 30 33 42 12.55% 43.93% $221,204 $926 $4,706 0 0
Don Stemmans 22 74 3.36 0 2 4 0% 8.11% $9,430 $127 $429 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
Simon J. Buechler 40 240 6 42 34 23 17.5% 41.25% $261,043 $1,088 $6,526 0 3
Don Stemmans 24 94 3.92 6 0 3 6.38% 9.57% $27,096 $288 $1,129 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
Simon J. Buechler 47 193 4.11 32 24 26 16.58% 42.49% $269,619 $1,397 $5,737 0 2
Don Stemmans 15 62 4.13 6 9 3 9.68% 29.03% $37,251 $601 $2,483 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
Simon J. Buechler 24 148 6.17 25 24 19 16.89% 45.95% $118,525 $801 $4,939 0 1
Don Stemmans 17 76 4.47 7 3 8 9.21% 23.68% $32,142 $423 $1,891 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
Simon J. Buechler 36 220 6.11 44 36 33 20% 51.36% $165,764 $753 $4,605 0 0
Don Stemmans 9 37 4.11 3 2 1 8.11% 16.22% $17,999 $486 $2,000 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
Simon J. Buechler 40 270 6.75 42 44 41 15.56% 47.04% $175,041 $648 $4,376 0 2
Don Stemmans 6 45 7.5 2 4 2 4.44% 17.78% $10,148 $226 $1,691 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
Simon J. Buechler 33 244 7.39 48 26 35 19.67% 44.67% $241,546 $990 $7,320 0 3
Don Stemmans 11 44 4 6 4 4 13.64% 31.82% $40,664 $924 $3,697 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
Simon J. Buechler 23 170 7.39 28 21 14 16.47% 37.06% $116,969 $688 $5,086 0 0
Don Stemmans 12 68 5.67 5 6 11 7.35% 32.35% $30,127 $443 $2,511 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
Simon J. Buechler 32 180 5.63 20 21 15 11.11% 31.11% $109,841 $610 $3,433 0 0
Don Stemmans 13 41 3.15 1 1 2 2.44% 9.76% $3,886 $95 $299 0 0