David Peterson is 6-2 with an ERA of 3.94 and 68 strikeouts in 15 appearances for the Cubs in his career.
| NAME | SEASON | TM | G | W | L | W% | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | ERA- | FIP | FIP- | H/9 | PRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | D. Peterson | 2026 | 15 | 6 | 2 | .750 | 14 | 3.94 | 68 | 0 | 0 | 0 | 75.1 | 72 | 33 | 35 | 9 | 33 | 1 | 0 | 0 | 325 | 1 | 8.12 | 3.94 | 2.06 | 1.08 | 20.9 | 10.2 | 1.39 | .294 | 4.18 | 96 | 4.19 | 102 | 8.60 | -0.7 |
CHC| NAME | DATE | TM | OPP | DEC | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | | D. Peterson | 9/20/2026 | @ | W | 1 | 1.50 | 7 | 0 | 0 | 0 | 6.0 | 3 | 1 | 1 | 1 | 1 | 0 | 0 | 0 | 22 | 0 | ||
| 2 | | D. Peterson | 9/14/2026 | vs | W | 1 | 1.50 | 7 | 0 | 0 | 0 | 6.0 | 3 | 1 | 1 | 0 | 3 | 0 | 0 | 0 | 23 | 0 | ||
| 3 | | D. Peterson | 9/8/2026 | @ | 1 | 2.08 | 4 | 0 | 0 | 0 | 4.1 | 6 | 1 | 1 | 0 | 3 | 0 | 0 | 0 | 20 | 0 | |||
| 4 | | D. Peterson | 9/2/2026 | vs | L | 1 | 14.73 | 4 | 0 | 0 | 0 | 3.2 | 7 | 6 | 6 | 1 | 4 | 0 | 0 | 0 | 23 | 0 | ||
| 5 | | D. Peterson | 8/28/2026 | vs | 1 | 3.60 | 6 | 0 | 0 | 0 | 5.0 | 6 | 2 | 2 | 1 | 3 | 0 | 0 | 0 | 24 | 1 | |||
| 6 | | D. Peterson | 8/22/2026 | @ | 1 | 3.00 | 8 | 0 | 0 | 0 | 6.0 | 4 | 2 | 2 | 1 | 2 | 1 | 0 | 0 | 25 | 0 | |||
| 7 | | D. Peterson | 8/17/2026 | vs | 0 | 0.00 | 1 | 0 | 0 | 0 | 1.1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 4 | 0 | |||
| 8 | | D. Peterson | 8/12/2026 | @ | W | 1 | 5.40 | 6 | 0 | 0 | 0 | 5.0 | 9 | 3 | 4 | 0 | 3 | 0 | 0 | 0 | 27 | 0 | ||
| 9 | | D. Peterson | 8/6/2026 | vs | 1 | 1.80 | 3 | 0 | 0 | 0 | 5.0 | 7 | 1 | 1 | 0 | 3 | 0 | 0 | 0 | 23 | 0 | |||
| 10 | | D. Peterson | 8/1/2026 | vs | 1 | 1.42 | 8 | 0 | 0 | 0 | 6.1 | 5 | 1 | 2 | 1 | 0 | 0 | 0 | 0 | 25 | 0 | |||
| 11 | | D. Peterson | 7/27/2026 | @ | W | 1 | 3.18 | 3 | 0 | 0 | 0 | 5.2 | 3 | 2 | 2 | 1 | 2 | 0 | 0 | 0 | 22 | 0 | ||
| 12 | | D. Peterson | 7/21/2026 | vs | W | 1 | 0.00 | 4 | 0 | 0 | 0 | 6.2 | 3 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 24 | 0 | ||
| 13 | | D. Peterson | 7/9/2026 | @ | 1 | 1.80 | 2 | 0 | 0 | 0 | 5.0 | 2 | 1 | 1 | 1 | 4 | 0 | 0 | 0 | 20 | 0 | |||
| 14 | | D. Peterson | 7/3/2026 | vs | L | 1 | 24.55 | 3 | 0 | 0 | 0 | 3.2 | 9 | 10 | 10 | 1 | 3 | 0 | 0 | 0 | 23 | 0 | ||
| 15 | | D. Peterson | 6/27/2026 | @ | W | 1 | 3.18 | 2 | 0 | 0 | 0 | 5.2 | 5 | 2 | 2 | 1 | 0 | 0 | 0 | 0 | 20 | 0 | ||
| 16 |  | D. Peterson | 6/21/2026 | @ | L | 1 | 9.00 | 5 | 0 | 0 | 0 | 4.0 | 6 | 4 | 5 | 1 | 2 | 0 | 0 | 0 | 20 | 0 | ||
| 17 | | D. Peterson | 6/15/2026 | @ | 0 | 9.00 | 1 | 0 | 0 | 0 | 3.0 | 2 | 3 | 3 | 1 | 2 | 0 | 1 | 0 | 13 | 0 | |||
| 18 | | D. Peterson | 6/10/2026 | vs | 0 | 14.73 | 1 | 0 | 0 | 0 | 3.2 | 7 | 6 | 6 | 2 | 2 | 0 | 0 | 0 | 20 | 1 | |||
| 19 | | D. Peterson | 5/31/2026 | vs | 0 | 0.00 | 3 | 0 | 0 | 1 | 4.0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 15 | 0 | |||
| 20 | | D. Peterson | 5/26/2026 | vs | L | 1 | 10.80 | 4 | 0 | 0 | 0 | 5.0 | 11 | 6 | 6 | 0 | 3 | 0 | 0 | 0 | 26 | 0 | ||
| 21 | | D. Peterson | 5/21/2026 | @ | W | 1 | 1.80 | 3 | 0 | 0 | 0 | 5.0 | 4 | 1 | 1 | 0 | 3 | 0 | 0 | 0 | 22 | 0 | ||
| 22 | | D. Peterson | 5/16/2026 | vs | W | 0 | 4.50 | 8 | 0 | 0 | 0 | 4.0 | 6 | 2 | 2 | 0 | 3 | 1 | 0 | 0 | 22 | 0 | ||
| 23 | | D. Peterson | 5/10/2026 | @ | 0 | 0.00 | 3 | 0 | 0 | 0 | 5.0 | 4 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 22 | 1 | |||
| 24 | | D. Peterson | 5/4/2026 | @ | W | 0 | 4.50 | 6 | 0 | 0 | 0 | 4.0 | 3 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 15 | 0 | ||
| 25 | | D. Peterson | 4/29/2026 | vs | L | 1 | 17.18 | 5 | 0 | 0 | 0 | 3.2 | 5 | 7 | 7 | 0 | 3 | 0 | 0 | 0 | 19 | 0 | ||
| Total | 14 | 3.94 | 68 | 0 | 0 | 0 | 75.1 | 72 | 33 | 35 | 9 | 33 | 1 | 0 | 0 | 325 | 1 | |||||||
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