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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
Jerry Hollendorfer 11 37 3.36 3 3 5 8.11% 29.73% $129,908 $3,511 $11,810 0 0
Brian Kozak 2 2 1 0 1 0 0% 50% $11,730 $5,865 $5,865 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
Jerry Hollendorfer 67 232 3.46 35 34 36 15.09% 45.26% $1,620,956 $6,987 $24,193 0 0
Brian Kozak 1 1 1 0 0 1 0% 100% $1,182 $1,182 $1,182 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
Jerry Hollendorfer 68 212 3.12 33 32 27 15.57% 43.4% $1,541,411 $7,271 $22,668 2 2
Brian Kozak 1 3 3 0 0 0 0% 0% $1,154 $385 $1,154 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
Jerry Hollendorfer 142 488 3.44 87 79 84 17.83% 51.23% $4,647,690 $9,524 $32,730 12 15
Brian Kozak 2 8 4 1 3 0 12.5% 50% $21,373 $2,672 $10,687 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
Jerry Hollendorfer 216 951 4.4 176 140 126 18.51% 46.48% $7,261,756 $7,636 $33,619 12 17
Brian Kozak 2 4 2 0 0 1 0% 25% $7,290 $1,823 $3,645 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
Jerry Hollendorfer 263 1078 4.1 188 145 156 17.44% 45.36% $9,775,311 $9,068 $37,168 16 26
Brian Kozak 2 4 2 0 0 1 0% 25% $5,970 $1,493 $2,985 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
Jerry Hollendorfer 262 1114 4.25 219 195 151 19.66% 50.72% $11,625,395 $10,436 $44,372 15 27
Brian Kozak 2 9 4.5 2 3 0 22.22% 55.56% $59,267 $6,585 $29,634 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
Jerry Hollendorfer 269 1094 4.07 247 216 151 22.58% 56.12% $12,806,593 $11,706 $47,608 19 40
Brian Kozak 4 8 2 0 0 1 0% 12.5% $6,806 $851 $1,702 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
Jerry Hollendorfer 243 1049 4.32 241 172 153 22.97% 53.96% $11,221,761 $10,698 $46,180 17 43
Brian Kozak 3 6 2 1 0 0 16.67% 16.67% $5,570 $928 $1,857 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
Jerry Hollendorfer 237 1058 4.46 212 193 172 20.04% 54.54% $7,575,613 $7,160 $31,965 8 27
Brian Kozak 2 8 4 1 2 2 12.5% 62.5% $15,369 $1,921 $7,685 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
Jerry Hollendorfer 267 1155 4.33 250 236 185 21.65% 58.1% $7,864,753 $6,809 $29,456 7 23
Brian Kozak 1 3 3 1 1 0 33.33% 66.67% $4,606 $1,535 $4,606 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
Jerry Hollendorfer 256 1126 4.4 286 210 170 25.4% 59.15% $9,307,328 $8,266 $36,357 17 30
Brian Kozak 3 3 1 0 0 1 0% 33.33% $3,199 $1,066 $1,066 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
Jerry Hollendorfer 260 1210 4.65 273 212 192 22.56% 55.95% $7,309,169 $6,041 $28,112 6 13
Brian Kozak 2 7 3.5 1 0 4 14.29% 71.43% $9,614 $1,373 $4,807 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
Jerry Hollendorfer 289 1161 4.02 282 215 163 24.29% 56.85% $8,637,578 $7,440 $29,888 7 27
Brian Kozak 2 7 3.5 1 1 3 14.29% 71.43% $6,895 $985 $3,448 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
Jerry Hollendorfer 323 1196 3.7 281 194 174 23.49% 54.26% $5,496,697 $4,596 $17,018 3 23
Brian Kozak 2 2 1 1 0 0 50% 50% $2,124 $1,062 $1,062 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. 4 13.53% 40.55% $5,513 $22,031
Jerry Hollendorfer 330 1300 3.94 308 262 185 23.69% 58.08% $6,009,234 $4,622 $18,210 4 24
Brian Kozak 1 2 2 1 1 0 50% 100% $1,640 $820 $1,640 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
Jerry Hollendorfer 201 846 4.21 196 153 121 23.17% 55.56% $2,954,130 $3,492 $14,697 0 15
Brian Kozak 4 10 2.5 0 1 0 0% 10% $2,612 $261 $653 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
Jerry Hollendorfer 195 819 4.2 192 141 132 23.44% 56.78% $1,983,238 $2,422 $10,170 0 8
Brian Kozak 7 23 3.29 2 0 4 8.7% 26.09% $17,318 $753 $2,474 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
Jerry Hollendorfer 195 880 4.51 218 144 109 24.77% 53.52% $1,926,897 $2,190 $9,882 0 0
Brian Kozak 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
Jerry Hollendorfer 221 943 4.27 198 161 124 21% 51.22% $3,043,864 $3,228 $13,773 4 14
Brian Kozak 1 4 4 3 0 0 75% 75% $8,886 $2,222 $8,886 0 0