Cleveland Guardians· #35· Pitcher
Colin Holderman
Bats R · Throws R·Age 31 (Oct 8, 1995)·6' 6", 230 lb·Bourbonnais, IL, USA
2026 Pitching
ERA
2.73
WHIP
1.04
IP
52.2
K%
22.5
BB%
9.0
K/9
8.54
W-L
6-4
GS
0
SV
1
HLD
11
DiamondIQ WAR
52.7 IP · 2026
1.0
10.3 runs above replacement
FIP · 3.15 (park 1.03)0.0
vs replacement · RP, 52.7 IP+10.3
FIP-based runs above replacement, park-adjusted, scaled by innings over runs-per-win. Reliever leverage is simplified (v1). Full methodology.
Pitch Arsenal · Statcast
Sinker51% · 96.7 · 14% whiff
Sweeper34% · 84.7 · 45% whiff
Curveball11% · 83.1 · 34% whiff
Four-Seam5% · 97.0 · 32% whiff
Cutter0% · 90.4 · 0% whiff
Career Pitching
| Yr | Tm | W | L | ERA | G | GS | SV | IP | SO | BB | WHIP | K/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | Cleveland Guardians | 6 | 4 | 2.73 | 54 | 0 | 1 | 52.2 | 50 | 20 | 1.04 | 8.54 |
| 2025 | Pittsburgh Pirates | 0 | 2 | 7.01 | 24 | 0 | 1 | 25.2 | 18 | 16 | 1.95 | 6.31 |
| 2024 | Pittsburgh Pirates | 3 | 6 | 3.16 | 55 | 0 | 0 | 51.1 | 56 | 25 | 1.31 | 9.82 |
| 2023 | Pittsburgh Pirates | 0 | 3 | 3.86 | 58 | 0 | 2 | 56.0 | 58 | 20 | 1.34 | 9.32 |
| 2022 | — | 5 | 0 | 3.81 | 24 | 0 | 0 | 28.1 | 24 | 14 | 1.20 | 7.62 |
Recent Games
Sep 3 vs Toronto Blue JaysL
0.1 IP, 0 ER, 0 K, 1 BB
Aug 29 vs Kansas City RoyalsL
0.1 IP, 3 ER, 0 K, 0 BB
Aug 25 @ Los Angeles AngelsW
1.0 IP, 0 ER, 1 K, 0 BB
Aug 24 @ Los Angeles AngelsW
1.0 IP, 0 ER, 3 K, 0 BB
Aug 21 @ Colorado RockiesW
1.0 IP, 0 ER, 0 K, 2 BB
Aug 15 vs San Diego PadresW
0.2 IP, 0 ER, 0 K, 0 BB
Aug 14 vs San Diego PadresL
0.2 IP, 2 ER, 0 K, 0 BB
Aug 12 @ Detroit TigersW
1.1 IP, 0 ER, 1 K, 1 BB
Aug 9 @ Chicago White SoxL
1.2 IP, 0 ER, 2 K, 1 BB
Aug 8 @ Chicago White SoxL
0.0 IP, 3 ER, 0 K, 0 BB