PITCHER MATCHUP

Kumar Rocker vs Athletics

How the Athletics's current regulars (top 9 by at-bats) project against Kumar Rocker's season-to-date arsenal — not the posted lineup for any single game.

Kumar Rocker's arsenal

Throws RHPvs LHH xwOBA .381vs RHH xwOBA .302Seasons 2026–2025–2024
Slider 31%Sinker 28%Cutter 18%Four-Seam Fastball 15%Changeup 6%Curveball 2%

How the Athletics's regulars project

Projected expected wOBA for each of the Athletics's top-9-by-AB hitters against Kumar Rocker, by batting order. A season-to-date read — lower favors the pitcher.

Lineup avg xwOBA .311
  1. 1 TS Tyler Soderstrom LHB .332
    Pitch-by-pitch projection vs. Tyler Soderstrom
    • Slider (31% usage) projects to .313 xwOBA over 165 BIP — a roughly even matchup.
    • Sinker (28% usage) projects to .327 xwOBA over 233 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .359 xwOBA over 94 BIP — a meaningful edge for the batter.
    • Four-Seam Fastball (15% usage) projects to .361 xwOBA over 326 BIP — a meaningful edge for the batter.
    • Changeup (6% usage) projects to .299 xwOBA over 160 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .311 xwOBA over 81 BIP — a roughly even matchup.
  2. 2 JM Jeff McNeil LHB .307
    Pitch-by-pitch projection vs. Jeff McNeil
    • Slider (31% usage) projects to .281 xwOBA over 170 BIP — a roughly even matchup.
    • Sinker (28% usage) projects to .327 xwOBA over 237 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .323 xwOBA over 95 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .312 xwOBA over 449 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .292 xwOBA over 112 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .297 xwOBA over 61 BIP — a roughly even matchup.
  3. 3 LB Lawrence Butler LHB .327
    Pitch-by-pitch projection vs. Lawrence Butler
    • Slider (31% usage) projects to .349 xwOBA over 149 BIP — a meaningful edge for the batter.
    • Sinker (28% usage) projects to .316 xwOBA over 217 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .331 xwOBA over 116 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .306 xwOBA over 460 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .287 xwOBA over 228 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .351 xwOBA over 58 BIP — a meaningful edge for the batter.
  4. 4 JW Jacob Wilson RHB .312
    Pitch-by-pitch projection vs. Jacob Wilson
    • Slider (31% usage) projects to .317 xwOBA over 139 BIP — a roughly even matchup.
    • Sinker (28% usage) projects to .296 xwOBA over 279 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .324 xwOBA over 66 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .324 xwOBA over 223 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .302 xwOBA over 82 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .288 xwOBA over 18 BIP — a roughly even matchup.
  5. 5 HB Henry Bolte RHB .309
    Pitch-by-pitch projection vs. Henry Bolte
    • Slider (31% usage) projects to .310 xwOBA over 36 BIP — a roughly even matchup.
    • Sinker (28% usage) projects to .291 xwOBA over 69 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .330 xwOBA over 22 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .318 xwOBA over 60 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .309 xwOBA over 19 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .305 xwOBA over 9 BIP — a roughly even matchup.
  6. 6 JH Jonah Heim SH .299
    Pitch-by-pitch projection vs. Jonah Heim
    • Slider (31% usage) projects to .272 xwOBA over 120 BIP — a clear edge for the pitcher.
    • Sinker (28% usage) projects to .332 xwOBA over 138 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .312 xwOBA over 82 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .288 xwOBA over 440 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .281 xwOBA over 189 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .296 xwOBA over 56 BIP — a roughly even matchup.
  7. 7 CC Carlos Cortes LHB .313
    Pitch-by-pitch projection vs. Carlos Cortes
    • Slider (31% usage) projects to .317 xwOBA over 45 BIP — a roughly even matchup.
    • Sinker (28% usage) projects to .299 xwOBA over 63 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .316 xwOBA over 22 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .339 xwOBA over 98 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .285 xwOBA over 52 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .282 xwOBA over 22 BIP — a roughly even matchup.
  8. 8 ZG Zack Gelof RHB .296
    Pitch-by-pitch projection vs. Zack Gelof
    • Slider (31% usage) projects to .280 xwOBA over 124 BIP — a roughly even matchup.
    • Sinker (28% usage) projects to .307 xwOBA over 174 BIP — a roughly even matchup.
    • Cutter (18% usage) projects to .334 xwOBA over 47 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .270 xwOBA over 262 BIP — a clear edge for the pitcher.
    • Changeup (6% usage) projects to .277 xwOBA over 85 BIP — a clear edge for the pitcher.
    • Curveball (2% usage) projects to .280 xwOBA over 47 BIP — a roughly even matchup.
  9. 9 MM Max Muncy RHB .301
    Pitch-by-pitch projection vs. Max Muncy
    • Slider (31% usage) projects to .319 xwOBA over 67 BIP — a roughly even matchup.
    • Sinker (28% usage) projects to .276 xwOBA over 79 BIP — a clear edge for the pitcher.
    • Cutter (18% usage) projects to .298 xwOBA over 24 BIP — a roughly even matchup.
    • Four-Seam Fastball (15% usage) projects to .320 xwOBA over 113 BIP — a roughly even matchup.
    • Changeup (6% usage) projects to .292 xwOBA over 49 BIP — a roughly even matchup.
    • Curveball (2% usage) projects to .291 xwOBA over 22 BIP — a roughly even matchup.
Full pitch-by-pitch breakdown, with pitch-zone heatmaps →

Next scheduled meeting: 2026-08-14 game page →