Isaac Mattson
Isaac Mattson is a right-handed pitcher for the Pittsburgh Pirates. In 2026, Mattson has posted a 4.26 ERA with 28 strikeouts in 31.2 innings pitched. Isaac made his MLB debut on May 7, 2021 and was born in Erie, USA.
Isaac Mattson — 2026 Pitching Stats
4.26
ERA
---
W-L
28
SO
1.42
WHIP
31.2
IP
-
FIP
-
xFIP
-
SIERA
7.96
K/9
3.98
BB/9
-
WAR
33
G
-
GS
-
SV
31
H
3
HR
14
BB
Isaac Mattson — 2026 Statcast Data
91.4
Avg Velocity
97.2
Max Velocity
2230
Avg Spin (RPM)
584
Total Pitches
Isaac Mattson — 2026 Pitch Arsenal
Isaac Mattson — Career Pitching Stats
| Year | Team | W | L | ERA | G | GS | SV | IP | SO | BB | WHIP | FIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | PIT | - | - | 4.26 | 33 | - | - | 31.2 | 28 | 14 | 1.42 | - | - |
