Stephen Kolek
Batters Faced
wOBA
Strikeout Rate
Walk Rate
Hit By Pitch Rate
Home Run Rate
BABIP
Single Rate
Double Rate
Triple Rate
Run Rate
Earned Run Rate
Win Rate
Loss Rate
Save Rate
Hold Rate
ERA
WHIP
Stats
Yearly Performance - Pitching
| Year | System | BF | IP | H | HR | BB | SO | HBP | ER | W | L | SV | wOBA | ERA | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | Aggregate | 272 | 61.8 | 62 | 8 | 26 | 52 | 5 | 31 | 3 | 4 | 0 | 0.311 | 4.50 | 1.42 |
| 2024 | Marcel | 100 | - | - | - | - | - | - | - | - | - | - | 0.310 | 4.15 | 1.28 |
| 2024 | Razzball | 212 | 48.6 | 49 | 6 | 19 | 41 | 3 | 23 | 2 | 2 | 0 | 0.131 | 4.33 | 1.41 |
| 2024 | Steamer | 226 | 52.0 | 51 | 6 | 20 | 43 | 3 | 25 | 3 | 3 | 0 | 0.306 | 4.25 | 1.38 |
| 2024 | ZiPS | 378 | 84.0 | 83 | 12 | 39 | 72 | 8 | 46 | 5 | 6 | 0 | 0.317 | 4.93 | 1.45 |
| 2024 | Actual | 211 | 46.7 | 59 | 4 | 12 | 39 | 3 | 27 | 3 | 0 | 0 | 0.334 | 5.21 | 1.52 |
| 2025 | ATC | 263 | 60.1 | 64 | 7 | 20 | 48 | 4 | 31 | 4 | 2 | 0 | 0.115 | 4.59 | 1.40 |
| 2025 | Aggregate | 265 | 60.8 | 61 | 7 | 22 | 49 | 4 | 29 | 3 | 3 | 0 | 0.304 | 4.32 | 1.37 |
| 2025 | Depth Charts | 350 | 80.0 | 80 | 9 | 29 | 64 | 6 | 38 | 4 | 5 | 0 | 0.123 | 4.28 | 1.36 |
| 2025 | Marcel | 211 | 48.6 | 51 | 6 | 16 | 45 | 3 | 24 | 3 | 2 | 1 | 0.330 | 4.44 | 1.38 |
| 2025 | OOPSY | 205 | 47.0 | 45 | 5 | 17 | 41 | 2 | 20 | 1 | 1 | 0 | 0.114 | 3.85 | 1.33 |
| 2025 | Razzball | 208 | 47.9 | 50 | 6 | 18 | 37 | 3 | 24 | 3 | 3 | 0 | 0.130 | 4.58 | 1.43 |
| 2025 | Steamer | 342 | 79.2 | 80 | 9 | 29 | 62 | 4 | 37 | 4 | 5 | 0 | 0.125 | 4.18 | 1.38 |
| 2025 | The BAT | 100 | - | - | - | - | - | - | - | - | - | - | 0.315 | 4.22 | 1.30 |
| 2025 | ZiPS | 308 | 70.0 | 68 | 7 | 25 | 57 | 7 | 34 | 4 | 4 | 0 | 0.120 | 4.37 | 1.33 |
| 2025 | Actual | 461 | 112.7 | 98 | 9 | 31 | 77 | 7 | 44 | 5 | 7 | 0 | 0.283 | 3.51 | 1.14 |
| 2026 | ATC | 260 | 60.0 | 63 | 6 | 19 | 43 | 4 | 29 | 3 | 3 | 0 | 0.109 | 4.30 | 1.36 |
| 2026 | Aggregate | 329 | 76.1 | 80 | 8 | 24 | 55 | 4 | 37 | 4 | 4 | 0 | 0.305 | 4.38 | 1.37 |
| 2026 | Depth Charts | 313 | 72.0 | 76 | 7 | 23 | 52 | 5 | 34 | 4 | 4 | 0 | 0.109 | 4.25 | 1.38 |
| 2026 | Marcel | 422 | 100.1 | 95 | 10 | 30 | 81 | 6 | 44 | 5 | 5 | 1 | 0.303 | 3.96 | 1.25 |
| 2026 | OOPSY | 313 | 72.0 | 79 | 8 | 23 | 52 | 3 | 37 | 4 | 2 | 0 | 0.111 | 4.58 | 1.41 |
| 2026 | Razzball | 325 | 76.1 | 79 | 8 | 23 | 56 | 4 | 36 | 4 | 4 | 0 | 0.108 | 4.21 | 1.34 |
| 2026 | Steamer | 323 | 74.8 | 81 | 8 | 23 | 55 | 4 | 35 | 4 | 4 | 0 | 0.110 | 4.26 | 1.39 |
| 2026 | The BAT | 261 | 60.0 | 63 | 6 | 20 | 43 | 4 | 30 | 2 | 3 | 0 | 0.113 | 4.55 | 1.38 |
| 2026 | The BAT X | 261 | 60.0 | 62 | 6 | 21 | 44 | 4 | 30 | 2 | 3 | 0 | 0.116 | 4.57 | 1.38 |
| 2026 | ZiPS | 562 | 129.7 | 130 | 12 | 42 | 90 | 10 | 61 | 7 | 7 | 0 | 0.109 | 4.23 | 1.33 |
| 2026 | Actual | 224 | 54.0 | 55 | 8 | 12 | 34 | 2 | 27 | 4 | 3 | 0 | 0.328 | 4.50 | 1.24 |