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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
George R. Arnold II 89 296 3.33 40 27 39 13.51% 35.81% $5,603,177 $18,930 $62,957 5 7
Rhea M. Pennella 6 32 5.33 1 4 4 3.13% 28.13% $43,780 $1,368 $7,297 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
George R. Arnold II 77 265 3.44 38 29 30 14.34% 36.6% $4,372,072 $16,498 $56,780 3 7
Rhea M. Pennella 11 54 4.91 0 1 6 0% 12.96% $22,407 $415 $2,037 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
George R. Arnold II 85 261 3.07 26 29 32 9.96% 33.33% $3,230,122 $12,376 $38,001 3 4
Rhea M. Pennella 20 85 4.25 4 7 8 4.71% 22.35% $92,645 $1,090 $4,632 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
George R. Arnold II 82 256 3.12 32 31 27 12.5% 35.16% $2,790,593 $10,901 $34,032 1 2
Rhea M. Pennella 40 145 3.63 14 11 18 9.66% 29.66% $254,944 $1,758 $6,374 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
George R. Arnold II 64 228 3.56 37 32 28 16.23% 42.54% $3,591,929 $15,754 $56,124 3 6
Rhea M. Pennella 30 142 4.73 11 10 20 7.75% 28.87% $203,246 $1,431 $6,775 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
George R. Arnold II 65 223 3.43 27 22 22 12.11% 31.84% $1,586,106 $7,113 $24,402 2 3
Rhea M. Pennella 26 105 4.04 8 10 10 7.62% 26.67% $158,681 $1,511 $6,103 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
George R. Arnold II 70 252 3.6 38 27 32 15.08% 38.49% $4,221,733 $16,753 $60,310 6 9
Rhea M. Pennella 21 106 5.05 9 12 19 8.49% 37.74% $145,767 $1,375 $6,941 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
George R. Arnold II 57 247 4.33 38 27 31 15.38% 38.87% $2,476,021 $10,024 $43,439 5 6
Rhea M. Pennella 20 116 5.8 13 11 24 11.21% 41.38% $153,317 $1,322 $7,666 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
George R. Arnold II 64 266 4.16 33 36 42 12.41% 41.73% $2,768,718 $10,409 $43,261 5 9
Rhea M. Pennella 14 120 8.57 13 14 17 10.83% 36.67% $142,700 $1,189 $10,193 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
George R. Arnold II 57 248 4.35 36 33 34 14.52% 41.53% $2,238,309 $9,025 $39,269 1 3
Rhea M. Pennella 18 78 4.33 3 7 7 3.85% 21.79% $65,106 $835 $3,617 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
George R. Arnold II 53 200 3.77 20 25 21 10% 33% $1,078,969 $5,395 $20,358 0 0
Rhea M. Pennella 23 109 4.74 4 9 10 3.67% 21.1% $71,772 $658 $3,121 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
George R. Arnold II 50 214 4.28 23 38 29 10.75% 42.06% $1,474,259 $6,889 $29,485 2 2
Rhea M. Pennella 18 82 4.56 1 7 8 1.22% 19.51% $51,474 $628 $2,860 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
George R. Arnold II 65 234 3.6 27 32 29 11.54% 37.61% $1,704,902 $7,286 $26,229 3 5
Rhea M. Pennella 23 105 4.57 5 5 9 4.76% 18.1% $80,605 $768 $3,505 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
George R. Arnold II 64 260 4.06 36 41 35 13.85% 43.08% $2,354,583 $9,056 $36,790 4 7
Rhea M. Pennella 34 127 3.74 4 13 15 3.15% 25.2% $125,440 $988 $3,689 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
George R. Arnold II 84 294 3.5 34 40 38 11.56% 38.1% $1,434,029 $4,878 $17,072 0 0
Rhea M. Pennella 33 166 5.03 12 10 13 7.23% 21.08% $161,240 $971 $4,886 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
George R. Arnold II 82 304 3.71 37 43 36 12.17% 38.16% $2,105,210 $6,925 $25,673 2 4
Rhea M. Pennella 27 177 6.56 10 12 22 5.65% 24.86% $175,860 $994 $6,513 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
George R. Arnold II 83 309 3.72 43 39 41 13.92% 39.81% $2,266,502 $7,335 $27,307 4 4
Rhea M. Pennella 23 103 4.48 4 8 9 3.88% 20.39% $88,525 $859 $3,849 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
George R. Arnold II 81 313 3.86 50 36 40 15.97% 40.26% $2,392,905 $7,645 $29,542 4 7
Rhea M. Pennella 19 100 5.26 3 4 10 3% 17% $79,840 $798 $4,202 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
George R. Arnold II 70 254 3.63 32 43 43 12.6% 46.46% $1,952,114 $7,685 $27,887 2 4
Rhea M. Pennella 20 84 4.2 3 8 5 3.57% 19.05% $71,820 $855 $3,591 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
George R. Arnold II 49 171 3.49 29 17 16 16.96% 36.26% $986,944 $5,772 $20,142 0 0
Rhea M. Pennella 30 153 5.1 6 8 16 3.92% 19.61% $147,555 $964 $4,919 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
George R. Arnold II 47 166 3.53 22 23 26 13.25% 42.77% $1,133,117 $6,826 $24,109 3 3
Rhea M. Pennella 34 138 4.06 7 9 11 5.07% 19.57% $136,306 $988 $4,009 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
George R. Arnold II 51 189 3.71 24 25 28 12.7% 40.74% $1,270,678 $6,723 $24,915 0 6
Rhea M. Pennella 27 101 3.74 2 4 7 1.98% 12.87% $74,237 $735 $2,750 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
George R. Arnold II 63 259 4.11 34 47 35 13.13% 44.79% $1,961,444 $7,573 $31,134 1 5
Rhea M. Pennella 33 133 4.03 3 11 8 2.26% 16.54% $89,497 $673 $2,712 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
George R. Arnold II 58 269 4.64 36 43 36 13.38% 42.75% $1,775,316 $6,600 $30,609 0 6
Rhea M. Pennella 38 177 4.66 6 9 21 3.39% 20.34% $134,161 $758 $3,531 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
George R. Arnold II 69 289 4.19 47 43 37 16.26% 43.94% $2,421,943 $8,380 $35,101 2 6
Rhea M. Pennella 22 148 6.73 7 12 6 4.73% 16.89% $126,269 $853 $5,740 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
George R. Arnold II 68 363 5.34 47 61 45 12.95% 42.15% $2,262,516 $6,233 $33,272 0 8
Rhea M. Pennella 21 104 4.95 2 3 10 1.92% 14.42% $37,555 $361 $1,788 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
George R. Arnold II 71 322 4.54 60 47 29 18.63% 42.24% $2,771,678 $8,608 $39,038 1 7
Rhea M. Pennella 28 177 6.32 7 8 11 3.95% 14.69% $69,134 $391 $2,469 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
George R. Arnold II 61 268 4.39 42 44 34 15.67% 44.78% $1,968,309 $7,344 $32,267 1 5
Rhea M. Pennella 31 228 7.35 19 27 21 8.33% 29.39% $90,869 $399 $2,931 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
George R. Arnold II 54 270 5 51 35 33 18.89% 44.07% $2,532,526 $9,380 $46,899 5 7
Rhea M. Pennella 16 111 6.94 9 17 7 8.11% 29.73% $53,703 $484 $3,356 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
George R. Arnold II 53 275 5.19 40 31 36 14.55% 38.91% $1,861,011 $6,767 $35,113 2 4
Rhea M. Pennella 11 78 7.09 11 4 3 14.1% 23.08% $71,131 $912 $6,466 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
George R. Arnold II 52 230 4.42 26 35 33 11.3% 40.87% $1,043,833 $4,538 $20,074 2 2
Rhea M. Pennella 15 103 6.87 8 7 6 7.77% 20.39% $23,832 $231 $1,589 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
George R. Arnold II 46 217 4.72 29 27 22 13.36% 35.94% $1,060,305 $4,886 $23,050 1 2
Rhea M. Pennella 19 124 6.53 4 8 11 3.23% 18.55% $20,129 $162 $1,059 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
George R. Arnold II 41 185 4.51 24 25 36 12.97% 45.95% $1,125,238 $6,082 $27,445 2 3
Rhea M. Pennella 13 114 8.77 4 7 10 3.51% 18.42% $21,342 $187 $1,642 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
George R. Arnold II 47 219 4.66 30 31 37 13.7% 44.75% $1,493,457 $6,819 $31,776 2 3
Rhea M. Pennella 20 136 6.8 7 9 7 5.15% 16.91% $40,939 $301 $2,047 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
George R. Arnold II 70 292 4.17 34 56 40 11.64% 44.52% $1,231,303 $4,217 $17,590 2 2
Rhea M. Pennella 24 140 5.83 7 10 7 5% 17.14% $38,747 $277 $1,614 0 0