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How to read this page
A player page shows one box score, because a hitter and a pitcher share almost no column — which half you get follows the one he appears in. Every rate is built from summed counts, so a batting average is hits over at bats across whatever window you picked rather than an average of nightly averages. Pitchers rank against starters or relievers, which is the split the sport itself draws. A dash means no number for that cell, or a zero in a roster column that counts.
David Peterson
Pitcher2026 · Regular Season
One to noteDavid Peterson sits 108th of 126 starting pitchers in walks allowed, at 63.
94th beats 94% of the Starting Pitchers; 1 is the best of however many the row says. Higher is always better, whichever way the stat runs. Red to green by where the placing sits. A stat with no better end is left unpainted.
Cardsall 4 shown▶
Playing TimeDefensevs Starting Pitchers▶
ResultsDefensevs Starting Pitchers▶
CommandDefensevs Starting Pitchers▶
StartingDefensevs Starting Pitchers▶
Game log31 games
| Date | Opp | IP | W | L | SV | H | HR | K | BB | ERA | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 20, 2026 | @ CIN | 4 | 1 | 0 | 0 | 3 | 1 | 7 | 1 | 2.25 | 1.00 |
| Sep 14, 2026 |  ATL | 5 | 1 | 0 | 0 | 3 | 0 | 7 | 3 | 1.80 | 1.20 |
| Sep 8, 2026 | @ MIL | 4.1 | 0 | 0 | 0 | 6 | 0 | 4 | 3 | 2.08 | 2.08 |
| Sep 2, 2026 | MIL | 3.2 | 0 | 1 | 0 | 7 | 1 | 4 | 4 | 14.73 | 3.00 |
| Aug 28, 2026 | CIN | 3 | 0 | 0 | 0 | 6 | 1 | 6 | 3 | 6.00 | 3.00 |
| Aug 22, 2026 | @ SEA | 6 | 0 | 0 | 0 | 4 | 1 | 8 | 2 | 3.00 | 1.00 |
| Aug 17, 2026 |  CWS | 1.1 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.00 | 0.75 |
| Aug 12, 2026 | @ WSH | 1 | 1 | 0 | 0 | 9 | 0 | 6 | 3 | 27.00 | 12.00 |
| Aug 6, 2026 |  TOR | 3 | 0 | 0 | 0 | 7 | 0 | 3 | 3 | 3.00 | 3.33 |
| Aug 1, 2026 |  NYY | 6.1 | 0 | 0 | 0 | 5 | 1 | 8 | 0 | 1.42 | 0.79 |
| July 27, 2026 | @ STL | 5 | 1 | 0 | 0 | 3 | 1 | 3 | 2 | 3.60 | 1.00 |
| July 21, 2026 |  DET | 3 | 1 | 0 | 0 | 3 | 0 | 4 | 1 | 0.00 | 1.33 |
| July 9, 2026 | @ BAL | 5 | 0 | 0 | 0 | 2 | 1 | 2 | 4 | 1.80 | 1.20 |
| July 3, 2026 | STL | 3 | 0 | 1 | 0 | 9 | 1 | 3 | 3 | 30.00 | 4.00 |
| June 27, 2026 | @MIL | 5.2 | 1 | 0 | 0 | 5 | 1 | 2 | 0 | 3.18 | 0.88 |
| June 21, 2026 | @ PHI | 4 | 0 | 1 | 0 | 6 | 1 | 5 | 2 | 9.00 | 2.00 |
| June 15, 2026 | @CIN | 1 | 0 | 0 | 0 | 2 | 1 | 1 | 2 | 27.00 | 4.00 |
| June 10, 2026 | STL | 3.2 | 0 | 0 | 0 | 7 | 2 | 1 | 2 | 14.73 | 2.45 |
| May 31, 2026 |  MIA | 4 | 0 | 0 | 1 | 1 | 0 | 3 | 1 | 0.00 | 0.50 |
| May 26, 2026 | CIN | 0 | 0 | 1 | 0 | 11 | 0 | 4 | 3 | — | — |
| May 21, 2026 | @WSH | 4 | 1 | 0 | 0 | 4 | 0 | 3 | 3 | 2.25 | 1.75 |
| May 16, 2026 | NYY | 3.2 | 1 | 0 | 0 | 6 | 0 | 8 | 3 | 4.91 | 2.45 |
| May 10, 2026 | @ ARI | 2 | 0 | 0 | 0 | 4 | 0 | 3 | 0 | 0.00 | 2.00 |
| May 4, 2026 | @ COL | 3 | 1 | 0 | 0 | 3 | 0 | 6 | 0 | 6.00 | 1.00 |
| April 29, 2026 | WSH | 0.1 | 0 | 1 | 0 | 5 | 0 | 5 | 3 | 189.00 | 24.00 |
| April 23, 2026 |  MIN | 3.1 | 0 | 0 | 0 | 4 | 1 | 2 | 1 | 2.70 | 1.50 |
| April 19, 2026 | @CHC | 3.2 | 0 | 0 | 0 | 3 | 0 | 1 | 0 | 0.00 | 0.82 |
| April 13, 2026 | @ LAD | 5 | 0 | 1 | 0 | 5 | 1 | 7 | 4 | 7.20 | 1.80 |
| April 8, 2026 | ARI | 5 | 0 | 1 | 0 | 6 | 0 | 6 | 2 | 9.00 | 1.60 |
| April 2, 2026 | @ SF | 4.1 | 0 | 1 | 0 | 9 | 0 | 5 | 2 | 10.38 | 2.54 |
| March 28, 2026 |  PIT | 5.1 | 0 | 0 | 0 | 6 | 0 | 3 | 2 | 0.00 | 1.50 |
| Season | G | GS | IP | W | L | SV | ERA | WHIP | H | HR | K | BB |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 31 | 22 | 111.2 | 9 | 8 | 1 | 6.37 | 1.94 | 154 | 15 | 131 | 63 |
| 2025 | 30 | 30 | 168.2 | 9 | 6 | 0 | 4.22 | 1.37 | 166 | 11 | 150 | 65 |
| 2024 | 21 | 21 | 121 | 10 | 3 | 0 | 2.90 | 1.29 | 110 | 8 | 101 | 46 |
About MLB Research
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Every number the site holds for a Major League team and the players who played for it, in one place. Pick a club, a season and a set of games, and read it. Nothing here needs an account.
Where the numbers come from
The same tables the boards read, resolved through one shared definition per stat. A rate is computed over the whole window rather than averaged across games, so a season figure is not the mean of the nightly ones.