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Player

Mark Leiter Jr.

ATHPBats RThrows RActive

Season 2026 · as of 2026-09-16.

Pitches

552

CSW%

31.5%

Whiff%

29.5%

Avg velo

85.7 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%
Splitter18132.8%84.3 mph741 rpm28.2%44.8%
Sinker14426.1%92.1 mph2,016 rpm34.7%11.7%
Curveball10619.2%73.9 mph2,316 rpm37.7%34.9%
Four-seam Fastball6411.6%92.2 mph1,968 rpm18.8%7.7%
Cutter519.2%89.6 mph2,120 rpm39.2%25.0%
Slider50.9%82.5 mph2,238 rpm20.0%0.0%
Unknown10.2%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
Four-seam Fastball / Sinker0.4270.29 ft0.12 ft0.31 ft64
Four-seam Fastball / Splitter0.4190.11 ft1.81 ft1.38 ft64
Cutter / Sinker0.3920.11 ft0.44 ft0.35 ft51
Cutter / Splitter0.3920.31 ft1.38 ft1.09 ft51
Splitter / Sinker0.3660.21 ft1.77 ft1.15 ft144
Cutter / Four-seam Fastball0.2960.36 ft0.47 ft0.35 ft51
Curveball / Splitter0.1840.19 ft2.39 ft0.58 ft106
Curveball / Four-seam Fastball0.1710.14 ft3.95 ft0.85 ft64
Curveball / Sinker0.1400.25 ft3.95 ft0.68 ft106
Curveball / Cutter0.1200.28 ft3.52 ft0.52 ft51