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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 $22,028
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark L. Tasso 2 2 1 0 0 0 0% 0% $825 $413 $413 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 $22,028
Rodney L. Nielsen 4 22 5.5 0 2 3 0% 22.73% $11,585 $527 $2,896 0 0
Mark L. Tasso 7 27 3.86 3 2 2 11.11% 25.93% $55,536 $2,057 $7,934 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 $22,028
Rodney L. Nielsen 2 5 2.5 0 0 3 0% 60% $2,790 $558 $1,395 0 0
Mark L. Tasso 11 64 5.82 5 13 8 7.81% 40.63% $146,231 $2,285 $13,294 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 $22,028
Rodney L. Nielsen 2 10 5 0 1 0 0% 10% $3,440 $344 $1,720 0 0
Mark L. Tasso 6 34 5.67 3 1 8 8.82% 35.29% $74,726 $2,198 $12,454 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 $22,028
Rodney L. Nielsen 1 5 5 1 0 1 20% 40% $5,928 $1,186 $5,928 0 0
Mark L. Tasso 8 38 4.75 4 5 8 10.53% 44.74% $77,521 $2,040 $9,690 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 $22,028
Rodney L. Nielsen 2 2 1 0 0 1 0% 50% $300 $150 $150 0 0
Mark L. Tasso 8 30 3.75 3 2 4 10% 30% $40,148 $1,338 $5,019 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 $22,028
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark L. Tasso 8 38 4.75 7 4 4 18.42% 39.47% $69,097 $1,818 $8,637 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 $22,028
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark L. Tasso 12 54 4.5 6 7 10 11.11% 42.59% $85,537 $1,584 $7,128 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 $22,028
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark L. Tasso 11 57 5.18 7 8 7 12.28% 38.6% $119,218 $2,092 $10,838 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 $22,028
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark L. Tasso 7 57 8.14 6 12 6 10.53% 42.11% $104,786 $1,838 $14,969 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 $22,028
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark L. Tasso 18 106 5.89 24 19 15 22.64% 54.72% $264,110 $2,492 $14,673 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 $22,028
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark L. Tasso 16 85 5.31 12 17 10 14.12% 45.88% $145,149 $1,708 $9,072 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 $22,028
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark L. Tasso 9 34 3.78 3 1 9 8.82% 38.24% $32,970 $970 $3,663 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 $22,028
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark L. Tasso 3 19 6.33 3 3 2 15.79% 42.11% $26,635 $1,402 $8,878 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 $22,028
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark L. Tasso 9 34 3.78 6 4 3 17.65% 38.24% $54,865 $1,614 $6,096 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 $22,028
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark L. Tasso 12 22 1.83 0 1 1 0% 9.09% $9,864 $448 $822 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 $22,028
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark L. Tasso 3 4 1.33 0 2 0 0% 50% $4,371 $1,093 $1,457 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 $22,028
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark L. Tasso 4 10 2.5 0 1 1 0% 20% $4,207 $421 $1,052 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 $22,028
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark L. Tasso 5 6 1.2 1 0 0 16.67% 16.67% $7,123 $1,187 $1,425 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 $22,028
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark L. Tasso 16 92 5.75 6 9 11 6.52% 28.26% $66,802 $726 $4,175 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 $22,028
Rodney L. Nielsen 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Mark L. Tasso 11 47 4.27 11 8 5 23.4% 51.06% $83,753 $1,782 $7,614 0 0