Jeferson Quero

DHAge 23Triple-A — Nashville Sounds

Jeferson Quero is younger than typical for the level by three years. In 431 plate appearances at AAA, he posted an OPS of 0.755 with a walk rate of 8.6%, a strikeout rate of 21.1%, and isolated power of 0.168—an unremarkable overall line that reflects modest offensive production.

2026 season

OPS

0.712

490

ISO

0.152

BB%

21.2%

Why Jeferson ranks 18.6

Our score, itemized. Every part is computed from the season line above — nothing here is a scouting opinion.

Production
0.712 OPS, 0.152 isolated power
+8.8
Plate discipline
8% walks against 21.2% strikeouts
-2.6
Age for level
3 years younger than a typical AAA player
+12
Baserunning
2 steals, 1 net of caught stealing
+0.4
Position
bat-first position
0
Total
18.6

Each part is already multiplied by 1 for Triple-A — the same line counts for more at a higher level. Full formula on the methodology page.

By season

Year	Level	Team	AVG	OPS	HR
2026	AAA	Nashville Sounds	.245	.712	15
2025	AAA	Nashville Sounds	.255	.748	6
2024	AAA	Nashville Sounds	.000	1.000	0
2023	AA	Biloxi Shuckers	.262	.779	16
2022	A+	Wisconsin Timber Rattlers	.313	.859	4
2022	A	Carolina Mudcats	.278	.757	6

Statistics from MLB’s public data. Rankings and rate stats are our own calculation — how we work.