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Player

Aaron Bummer

KCPBats LThrows LActive

Season 2026 · as of 2026-09-16.

Pitches

329

CSW%

25.5%

Whiff%

18.8%

Avg velo

85.8 mph

Usage
Share of pitches by type.
Velocity
Average release speed by game date.
Movement
Average Savant pfx_x / pfx_z (inches).
Release
Average release side and height (feet).
Pitch types
Compact rates for the filtered window.
PitchPitchesUsageVeloSpinCSW%Whiff%
Sinker12738.6%90.3 mph1,998 rpm29.1%11.5%
Sweeper7121.6%80.6 mph2,302 rpm25.4%33.3%
Curveball7021.3%80.2 mph2,299 rpm22.9%17.1%
Cutter3310.0%87.7 mph2,163 rpm27.3%15.0%
Four-seam Fastball278.2%90.6 mph2,175 rpm14.8%12.5%
Unknown10.3%0.0%
Split path
Mean trajectories from release to the plate. Tunnel paths are season-long; date, count, and inning filters stay on the charts above.
Tunnel Score
Pairwise release, decision-point, and plate separation. Open a row to plot that pair.
PairTunnel ScoreRelease sepDecision sepPlate sepPair N
Curveball / Sweeper0.4180.26 ft0.23 ft0.35 ft70
Sinker / Sweeper0.1260.14 ft2.09 ft0.32 ft71
Curveball / Sinker0.1210.35 ft2.19 ft0.35 ft70