Isaac Mattson

IM
Isaac Mattson #72
Pittsburgh Pirates Pitcher
6′2″ 30 yrs US
21 Games Played
4.12 ERA #343
15 Strikeouts #369
0 Wins #321
1.47 WHIP #448
19.2 Innings #334
L 0
BB 10
H 19
HR 0
Career Statistics
Pitching
Season G IP W L ERA WHIP SO BB H HR
MLB 2024 3 5.1 0 0 5.06 1.13 6 5 1 0
MLB 2025 43 47.2 3 3 2.45 1.07 45 17 34 4
MLB 2026 21 19.2 0 0 4.12 1.47 15 10 19 0
Career 67 72.2 3 3 3.1 1.18 66 32 54 4
MLB Spring Training 2026 6 7.1 2 0 0 0.55 10 2 2 0
Game Log
IP: Innings Pitched · H: Hits Allowed · R: Runs · ER: Earned Runs · BB: Walks · K: Strikeouts · HR: Home Runs · PC-ST: Pitches-Strikes · W/L: Win/Loss Decision
Splits
Pitching
Split G IP W L ERA WHIP SO BB H HR
Home 11 11.0 0 0 4.09 1.36 8 5 10 0
Away 10 8.2 0 0 4.15 1.62 7 5 9 0
vs. Opponents
OPP W-L G IP W L ERA WHIP SO BB H HR
NYMMets 1-1 2 1.2 0 0 10.80 3.00 3 2 3 0
WSHNationals 0-2 2 3.0 0 0 0.00 1.00 1 1 2 0
TBRays 1-1 2 2.0 0 0 0.00 0.00 1 0 0 0
CHCCubs 2-0 2 2.0 0 0 0.00 1.50 1 1 2 0
CINReds 1-1 2 2.1 0 0 0.00 0.86 1 1 1 0
PHIPhillies 0-2 2 2.1 0 0 0.00 0.86 2 1 1 0
SDPadres 1-1 2 1.2 0 0 0.00 1.80 2 0 3 0
MILBrewers 2-0 2 2.0 0 0 0.00 0.50 1 1 0 0
STLCardinals 0-2 2 1.0 0 0 45.00 5.00 1 2 3 0
ARIDiamondbacks 1-0 1 0.1 0 0 0.00 0.00 1 0 0 0
BALOrioles 1-0 1 1.0 0 0 0.00 2.00 1 1 1 0
SFGiants 0-1 1 0.1 0 0 54.00 9.00 0 0 3 0