Skip to:

OwnerView is growing. Help introduce others to ownership.
Visit the
New Site

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
James S. Acquilano 22 136 6.18 19 23 21 13.97% 46.32% $379,807 $2,793 $17,264 0 0
Tina Chamberlin 3 8 2.67 0 1 0 0% 12.5% $5,367 $671 $1,789 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
James S. Acquilano 22 147 6.68 20 24 34 13.61% 53.06% $426,864 $2,904 $19,403 0 0
Tina Chamberlin 7 34 4.86 2 3 3 5.88% 23.53% $31,783 $935 $4,540 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
James S. Acquilano 26 158 6.08 33 24 25 20.89% 51.9% $546,013 $3,456 $21,001 0 0
Tina Chamberlin 6 36 6 2 5 4 5.56% 30.56% $47,047 $1,307 $7,841 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
James S. Acquilano 47 199 4.23 35 36 32 17.59% 51.76% $547,240 $2,750 $11,643 0 0
Tina Chamberlin 7 22 3.14 4 1 5 18.18% 45.45% $67,832 $3,083 $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 $22,031
James S. Acquilano 43 251 5.84 49 63 50 19.52% 64.54% $536,708 $2,138 $12,482 0 0
Tina Chamberlin 3 20 6.67 1 4 2 5% 35% $17,477 $874 $5,826 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
James S. Acquilano 44 259 5.89 39 56 35 15.06% 50.19% $495,939 $1,915 $11,271 0 0
Tina Chamberlin 1 1 1 0 0 0 0% 0% $105 $105 $105 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
James S. Acquilano 46 288 6.26 59 54 47 20.49% 55.56% $578,570 $2,009 $12,578 0 0
Tina Chamberlin 3 13 4.33 0 0 3 0% 23.08% $4,685 $360 $1,562 0 0