PITCHER MATCHUP

Robert Stock vs Pittsburgh Pirates

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

Robert Stock's arsenal

Throws RHPvs LHH xwOBA .411Seasons 2026–2025
Cutter 32%Sinker 25%Four-Seam Fastball 22%Sweeper 10%Changeup 10%Unknown 1%

How the Pittsburgh Pirates's regulars project

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

Lineup avg xwOBA .324
  1. 1 BR Bryan Reynolds SH .362
    Pitch-by-pitch projection vs. Bryan Reynolds
    • Cutter (32% usage) projects to .383 xwOBA over 154 BIP — a meaningful edge for the batter.
    • Sinker (25% usage) projects to .378 xwOBA over 238 BIP — a meaningful edge for the batter.
    • Four-Seam Fastball (22% usage) projects to .375 xwOBA over 528 BIP — a meaningful edge for the batter.
    • Sweeper (10% usage) projects to .317 xwOBA over 111 BIP — a roughly even matchup.
    • Changeup (10% usage) projects to .275 xwOBA over 264 BIP — a clear edge for the pitcher.
  2. 2 BL Brandon Lowe SH .356
    Pitch-by-pitch projection vs. Brandon Lowe
    • Cutter (32% usage) projects to .341 xwOBA over 113 BIP — a meaningful edge for the batter.
    • Sinker (25% usage) projects to .367 xwOBA over 188 BIP — a meaningful edge for the batter.
    • Four-Seam Fastball (22% usage) projects to .407 xwOBA over 374 BIP — a meaningful edge for the batter.
    • Sweeper (10% usage) projects to .280 xwOBA over 92 BIP — a roughly even matchup.
    • Changeup (10% usage) projects to .335 xwOBA over 212 BIP — a roughly even matchup.
  3. 3 NG Nick Gonzales RHB .312
    Pitch-by-pitch projection vs. Nick Gonzales
    • Cutter (32% usage) projects to .314 xwOBA over 96 BIP — a roughly even matchup.
    • Sinker (25% usage) projects to .297 xwOBA over 280 BIP — a roughly even matchup.
    • Four-Seam Fastball (22% usage) projects to .323 xwOBA over 305 BIP — a roughly even matchup.
    • Sweeper (10% usage) projects to .300 xwOBA over 119 BIP — a roughly even matchup.
    • Changeup (10% usage) projects to .333 xwOBA over 95 BIP — a roughly even matchup.
  4. 4 JM Jake Mangum SH .313
    Pitch-by-pitch projection vs. Jake Mangum
    • Cutter (32% usage) projects to .335 xwOBA over 54 BIP — a roughly even matchup.
    • Sinker (25% usage) projects to .283 xwOBA over 110 BIP — a roughly even matchup.
    • Four-Seam Fastball (22% usage) projects to .330 xwOBA over 190 BIP — a roughly even matchup.
    • Sweeper (10% usage) projects to .297 xwOBA over 47 BIP — a roughly even matchup.
    • Changeup (10% usage) projects to .300 xwOBA over 105 BIP — a roughly even matchup.
  5. 5 SH Spencer Horwitz LHB .327
    Pitch-by-pitch projection vs. Spencer Horwitz
    • Cutter (32% usage) projects to .313 xwOBA over 97 BIP — a roughly even matchup.
    • Sinker (25% usage) projects to .357 xwOBA over 161 BIP — a meaningful edge for the batter.
    • Four-Seam Fastball (22% usage) projects to .337 xwOBA over 382 BIP — a roughly even matchup.
    • Sweeper (10% usage) projects to .287 xwOBA over 68 BIP — a roughly even matchup.
    • Changeup (10% usage) projects to .311 xwOBA over 124 BIP — a roughly even matchup.
  6. 6 JT Jared Triolo RHB .298
    Pitch-by-pitch projection vs. Jared Triolo
    • Cutter (32% usage) projects to .271 xwOBA over 68 BIP — a clear edge for the pitcher.
    • Sinker (25% usage) projects to .326 xwOBA over 226 BIP — a roughly even matchup.
    • Four-Seam Fastball (22% usage) projects to .317 xwOBA over 358 BIP — a roughly even matchup.
    • Sweeper (10% usage) projects to .302 xwOBA over 87 BIP — a roughly even matchup.
    • Changeup (10% usage) projects to .266 xwOBA over 89 BIP — a clear edge for the pitcher.
  7. 7 HD Henry Davis RHB .301
    Pitch-by-pitch projection vs. Henry Davis
    • Cutter (32% usage) projects to .301 xwOBA over 37 BIP — a roughly even matchup.
    • Sinker (25% usage) projects to .308 xwOBA over 123 BIP — a roughly even matchup.
    • Four-Seam Fastball (22% usage) projects to .314 xwOBA over 203 BIP — a roughly even matchup.
    • Sweeper (10% usage) projects to .271 xwOBA over 50 BIP — a clear edge for the pitcher.
    • Changeup (10% usage) projects to .283 xwOBA over 42 BIP — a roughly even matchup.
  8. 8 EV Esmerlyn Valdez RHB .338
    Pitch-by-pitch projection vs. Esmerlyn Valdez
    • Cutter (32% usage) projects to .349 xwOBA over 7 BIP — a meaningful edge for the batter.
    • Sinker (25% usage) projects to .364 xwOBA over 29 BIP — a meaningful edge for the batter.
    • Four-Seam Fastball (22% usage) projects to .325 xwOBA over 51 BIP — a roughly even matchup.
    • Sweeper (10% usage) projects to .317 xwOBA over 18 BIP — a roughly even matchup.
    • Changeup (10% usage) projects to .282 xwOBA over 21 BIP — a roughly even matchup.
  9. 9 JG Jacob Gonzalez LHB .309
    Pitch-by-pitch projection vs. Jacob Gonzalez
    • Cutter (32% usage) projects to .279 xwOBA over 11 BIP — a clear edge for the pitcher.
    • Sinker (25% usage) projects to .296 xwOBA over 14 BIP — a roughly even matchup.
    • Four-Seam Fastball (22% usage) projects to .357 xwOBA over 41 BIP — a meaningful edge for the batter.
    • Sweeper (10% usage) projects to .340 xwOBA over 5 BIP — a meaningful edge for the batter.
    • Changeup (10% usage) projects to .301 xwOBA over 21 BIP — a roughly even matchup.
Full pitch-by-pitch breakdown, with pitch-zone heatmaps →

No meeting currently scheduled — this is a durable season matchup read.