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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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Karl M. Grusmark 6 15 2.5 2 3 2 13.33% 46.67% $76,270 $5,085 $12,712 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Karl M. Grusmark 21 110 5.24 10 17 15 9.09% 38.18% $246,348 $2,240 $11,731 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 1 2 2 0 0 0 0% 0% $6,152 $3,076 $6,152 0 0
Karl M. Grusmark 21 129 6.14 20 22 15 15.5% 44.19% $430,533 $3,337 $20,502 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 1 4 4 0 0 1 0% 25% $12,547 $3,137 $12,547 0 0
Karl M. Grusmark 24 114 4.75 15 16 15 13.16% 40.35% $345,231 $3,028 $14,385 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 2 8 4 0 0 0 0% 0% $8,524 $1,066 $4,262 0 0
Karl M. Grusmark 22 83 3.77 14 10 9 16.87% 39.76% $346,797 $4,178 $15,764 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 1 9 9 3 1 1 33.33% 55.56% $100,898 $11,211 $100,898 0 0
Karl M. Grusmark 28 140 5 18 17 21 12.86% 40% $487,750 $3,484 $17,420 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Karl M. Grusmark 26 162 6.23 24 22 22 14.81% 41.98% $471,792 $2,912 $18,146 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 1 1 1 0 0 0 0% 0% $0 $0 $0 0 0
Karl M. Grusmark 19 113 5.95 18 18 22 15.93% 51.33% $386,489 $3,420 $20,342 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 3 15 5 1 1 0 6.67% 13.33% $8,716 $581 $2,905 0 0
Karl M. Grusmark 23 131 5.7 17 25 15 12.98% 43.51% $291,523 $2,225 $12,675 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 1 10 10 2 0 0 20% 20% $15,818 $1,582 $15,818 0 0
Karl M. Grusmark 31 175 5.65 15 20 38 8.57% 41.71% $336,205 $1,921 $10,845 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 2 7 3.5 0 0 1 0% 14.29% $3,093 $442 $1,547 0 0
Karl M. Grusmark 34 176 5.18 18 15 32 10.23% 36.93% $578,818 $3,289 $17,024 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Karl M. Grusmark 35 225 6.43 23 33 39 10.22% 42.22% $580,050 $2,578 $16,573 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 3 22 7.33 1 6 4 4.55% 50% $23,266 $1,058 $7,755 0 0
Karl M. Grusmark 42 259 6.17 34 34 33 13.13% 39% $645,477 $2,492 $15,369 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 2 26 13 2 3 7 7.69% 46.15% $28,138 $1,082 $14,069 0 0
Karl M. Grusmark 44 311 7.07 39 46 41 12.54% 40.51% $615,692 $1,980 $13,993 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 2 7 3.5 0 1 1 0% 28.57% $3,755 $536 $1,878 0 0
Karl M. Grusmark 45 327 7.27 48 46 55 14.68% 45.57% $778,393 $2,380 $17,298 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 2 3 1.5 0 0 0 0% 0% $463 $154 $232 0 0
Karl M. Grusmark 40 266 6.65 56 34 36 21.05% 47.37% $1,154,591 $4,341 $28,865 1 4

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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 1 6 6 1 0 1 16.67% 33.33% $6,585 $1,098 $6,585 0 0
Karl M. Grusmark 43 261 6.07 43 45 41 16.48% 49.43% $877,319 $3,361 $20,403 0 3

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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 2 10 5 1 1 2 10% 40% $21,534 $2,153 $10,767 0 0
Karl M. Grusmark 45 304 6.76 40 46 44 13.16% 42.76% $766,842 $2,523 $17,041 0 3

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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 2 13 6.5 3 2 1 23.08% 46.15% $44,492 $3,422 $22,246 0 0
Karl M. Grusmark 46 283 6.15 57 35 44 20.14% 48.06% $694,594 $2,454 $15,100 0 2

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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 3 7 2.33 0 1 1 0% 28.57% $17,500 $2,500 $5,833 0 0
Karl M. Grusmark 29 169 5.83 28 22 21 16.57% 42.01% $406,193 $2,404 $14,007 0 4

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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 2 9 4.5 2 3 1 22.22% 66.67% $103,150 $11,461 $51,575 0 0
Karl M. Grusmark 34 197 5.79 30 26 35 15.23% 46.19% $452,633 $2,298 $13,313 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 2 10 5 3 2 0 30% 50% $129,548 $12,955 $64,774 0 0
Karl M. Grusmark 37 280 7.57 37 41 48 13.21% 45% $445,052 $1,589 $12,028 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 1 7 7 3 0 1 42.86% 57.14% $131,683 $18,812 $131,683 0 0
Karl M. Grusmark 44 237 5.39 44 36 28 18.57% 45.57% $437,227 $1,845 $9,937 0 3

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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 1 2 2 1 0 1 50% 100% $33,110 $16,555 $33,110 0 0
Karl M. Grusmark 34 196 5.76 46 30 23 23.47% 50.51% $385,251 $1,966 $11,331 0 2

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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Karl M. Grusmark 33 228 6.91 42 32 32 18.42% 46.49% $308,142 $1,352 $9,338 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Karl M. Grusmark 33 197 5.97 22 28 30 11.17% 40.61% $235,035 $1,193 $7,122 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Karl M. Grusmark 27 198 7.33 26 28 17 13.13% 35.86% $201,093 $1,016 $7,448 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Karl M. Grusmark 23 177 7.7 23 21 20 12.99% 36.16% $202,921 $1,146 $8,823 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Karl M. Grusmark 30 203 6.77 26 38 36 12.81% 49.26% $228,590 $1,126 $7,620 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Karl M. Grusmark 35 263 7.51 37 37 38 14.07% 42.59% $261,618 $995 $7,475 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 2 6 3 0 0 0 0% 0% $430 $72 $215 0 0
Karl M. Grusmark 56 341 6.09 42 60 48 12.32% 43.99% $329,978 $968 $5,892 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 2 16 8 1 3 1 6.25% 31.25% $30,520 $1,908 $15,260 0 0
Karl M. Grusmark 67 441 6.58 67 78 63 15.19% 47.17% $515,562 $1,169 $7,695 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 1 8 8 0 2 0 0% 25% $5,407 $676 $5,407 0 0
Karl M. Grusmark 74 589 7.96 90 91 81 15.28% 44.48% $525,423 $892 $7,100 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
2023 National Trainer Avg. 3.96 13.53% 40.55% $5,237 $20,757
Ron Isbell, Jr. 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Karl M. Grusmark 80 562 7.03 100 61 59 17.79% 39.15% $473,130 $842 $5,914 0 0