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
Rey M. Marquez 0 0 0 0 0 0 0% 0% $0 $0 $0 0 0
Efren Loza, Jr. 4 6 1.5 3 0 0 50% 50% $39,130 $6,522 $9,783 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
Rey M. Marquez 2 11 5.5 1 0 1 9.09% 18.18% $15,056 $1,369 $7,528 0 0
Efren Loza, Jr. 8 21 2.63 2 3 3 9.52% 38.1% $56,265 $2,679 $7,033 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
Rey M. Marquez 5 17 3.4 2 0 2 11.76% 23.53% $25,246 $1,485 $5,049 0 0
Efren Loza, Jr. 7 19 2.71 5 2 1 26.32% 42.11% $69,780 $3,673 $9,969 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 $22,031
Rey M. Marquez 3 25 8.33 1 6 6 4% 52% $39,413 $1,577 $13,138 0 0
Efren Loza, Jr. 7 23 3.29 7 5 3 30.43% 65.22% $145,270 $6,316 $20,753 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
Rey M. Marquez 4 13 3.25 1 0 0 7.69% 7.69% $5,836 $449 $1,459 0 0
Efren Loza, Jr. 12 30 2.5 6 2 5 20% 43.33% $148,062 $4,935 $12,339 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
Rey M. Marquez 6 39 6.5 2 4 5 5.13% 28.21% $36,522 $936 $6,087 0 0
Efren Loza, Jr. 20 47 2.35 13 5 11 27.66% 61.7% $337,637 $7,184 $16,882 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Rey M. Marquez 11 43 3.91 4 2 5 9.3% 25.58% $45,480 $1,058 $4,135 0 0
Efren Loza, Jr. 23 70 3.04 20 12 9 28.57% 58.57% $1,573,134 $22,473 $68,397 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Rey M. Marquez 9 49 5.44 7 3 6 14.29% 32.65% $76,900 $1,569 $8,544 0 0
Efren Loza, Jr. 43 147 3.42 46 22 24 31.29% 62.59% $1,050,866 $7,149 $24,439 2 6

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
Rey M. Marquez 7 33 4.71 2 5 8 6.06% 45.45% $43,700 $1,324 $6,243 0 0
Efren Loza, Jr. 47 136 2.89 41 26 17 30.15% 61.76% $921,765 $6,778 $19,612 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Rey M. Marquez 9 40 4.44 3 4 5 7.5% 30% $52,115 $1,303 $5,791 0 0
Efren Loza, Jr. 44 122 2.77 36 29 13 29.51% 63.93% $770,572 $6,316 $17,513 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Rey M. Marquez 7 39 5.57 2 3 4 5.13% 23.08% $33,992 $872 $4,856 0 0
Efren Loza, Jr. 38 128 3.37 41 21 17 32.03% 61.72% $661,781 $5,170 $17,415 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
2025 National Trainer Avg. 4 13.53% 40.55% $5,513 $22,031
Rey M. Marquez 6 22 3.67 3 2 1 13.64% 27.27% $27,249 $1,239 $4,542 0 0
Efren Loza, Jr. 11 21 1.91 6 3 4 28.57% 61.9% $78,965 $3,760 $7,179 0 0