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Player

José Fermín

STLLFBats RThrows RActive

Season 2026 · as of 2026-09-14. Daily buckets for rates and trends; EV×LA, Decision / Contact / Damage, and 2023+ bat tracking are season grain. Zone heatmaps stay on Location.

Pitches faced

1,428

Chase%

22.1%

Zone swing%

57.0%

Whiff%

10.9%

xwOBA

0.289

Barrel%

2.3%

Hard-hit%

31.6%

Avg EV

85.7 mph

Swing Decision Value

67

Decision

71

Contact

90

Damage

15

Pitches faced
Share of pitches by type.
Plate discipline
Chase (out of zone) vs swing in the zone.
Pitch types faced
Compact rates for the filtered window.
PitchPitchesUsageWhiff%Chase%xwOBA
Four-seam Fastball43530.5%9.5%27.2%0.268
Sinker27419.2%3.7%20.8%0.351
Slider18312.8%16.4%18.4%0.254
Changeup1429.9%16.1%24.1%0.310
Sweeper1409.8%17.1%16.9%0.186
Cutter1158.1%16.3%22.8%0.261
Curveball1037.2%11.5%10.6%0.315
Splitter120.8%10.0%66.7%0.280
Knuckle Curve120.8%0.0%16.7%
Slurve110.8%0.0%33.3%
Unknown10.1%
Batted-ball mix
Ground ball, line drive, fly ball, popup.
Contact quality
Exit velo × launch angle (season). Dashed outline is the approximate barrel region.
Exit velo (mph)Launch angle (deg)5012050-30
Bat speed by pitch type
2023+ bat tracking. Mean bat speed on swings with a measured reading. Combined with the pitch types this hitter actually faced — not a miss-distance table.
Attack angle vs chase
Attack angle from bat-tracking cubes against chase% from pitches faced. Location behavior stays on Location; this is the pitch-type overlay.
Chase trend
Out-of-zone swing rate by game date.
Exit velo trend
Average exit velocity by game date.