MLB · Cubs · SP
David Peterson ERA
No 2026 MLB games logged for David Peterson yet. This page fills in from the first final box score.
2026 season
Search ResultDavid Peterson — ERA29 games
David Peterson has a 5.28 ERA this season (77 ER over 131.1 IP) — 3.31 over the last 10 games (18 ER over 49 IP).
L5
4.87
L10
3.31
L20
5.18
SZN
5.28
The next game, the posted lines on it, and every ERA answer once a box score is final.