Cleveland Guardians· #35· Pitcher
Colin Holderman
Bats R · Throws R·Age 30 (Oct 8, 1995)·6' 6", 230 lb·Bourbonnais, IL, USA
2026 Pitching
ERA
2.75
WHIP
1.01
IP
52.1
K%
22.9
BB%
8.7
K/9
8.60
W-L
6-4
GS
0
SV
1
HLD
11
DiamondIQ WAR
52.3 IP · 2026
1.1
10.6 runs above replacement
FIP · 3.08 (park 1.03)0.0
vs replacement · RP, 52.3 IP+10.6
FIP-based runs above replacement, park-adjusted, scaled by innings over runs-per-win. Reliever leverage is simplified (v1). Full methodology.
Pitch Arsenal · Statcast
Sinker50% · 96.8 · 15% whiff
Sweeper34% · 84.8 · 45% whiff
Curveball11% · 83.2 · 35% 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 | 2.75 | 53 | 0 | 1 | 52.1 | 50 | 19 | 1.01 | 8.60 |
| 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
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
Aug 6 vs New York MetsL
1.0 IP, 0 ER, 1 K, 0 BB