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Ryan Zeferjahn
Chicago CubsP
Age: 28
Bats/Throws: R/R
6'5" / 209
DOB: 2/28/1998
(28 years, 5 months, 30 days)
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Partial SeasonsPreseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular Season
| Season | Team | Level | Age | W | L | SV | G | GS | IP | divider | K/9 | BB/9 | HR/9 | BABIP | LOB% | GB% | HR/FB | divider | vFA | divider | ERA | xERA | FIP | xFIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | BOS | A- | 21 | 0 | 2 | 0 | 12 | 12 | 22.0 | 12.68 | 4.91 | 0.82 | .415 | 74.6% | 38.9% | 10.0% | 4.50 | 3.81 | 3.31 | ||||||
| 2021 | BOS | CPX | 23 | 0 | 0 | 0 | 4 | 4 | 14.0 | 11.57 | 1.93 | 1.29 | .313 | 75.8% | 39.4% | 14.3% | 3.21 | 4.29 | 3.54 | ||||||
| 2021 | BOS | A | 23 | 1 | 4 | 0 | 12 | 12 | 41.2 | 8.86 | 3.24 | 0.43 | .381 | 43.2% | 39.7% | 4.8% | 6.91 | 3.86 | 4.59 | ||||||
| 2021 | BOS | MiLB | 23 | 1 | 4 | 0 | 16 | 16 | 55.2 | 9.54 | 2.91 | 0.65 | .367 | 48.5% | 39.6% | 7.1% | 5.98 | 3.97 | 4.33 | ||||||
| 2022 | BOS | A+ | 24 | 2 | 4 | 1 | 28 | 5 | 60.2 | 10.83 | 4.30 | 0.89 | .342 | 62.4% | 37.6% | 9.7% | 5.79 | 4.37 | 4.59 | ||||||
| 2022 | BOS | AA | 24 | 3 | 0 | 0 | 6 | 0 | 10.2 | 5.91 | 3.38 | 0.84 | .083 | 100.0% | 40.0% | 7.7% | 0.84 | 4.73 | 5.40 | ||||||
| 2022 | BOS | MiLB | 24 | 5 | 4 | 1 | 34 | 5 | 71.1 | 10.09 | 4.16 | 0.88 | .307 | 65.5% | 37.9% | 9.3% | 5.05 | 4.42 | 4.71 | ||||||
| 2023 | BOS | A | 25 | 1 | 0 | 0 | 2 | 1 | 3.0 | 6.00 | 0.00 | 0.00 | .300 | 100.0% | 50.0% | 0.0% | 0.00 | 2.37 | 3.06 | ||||||
| 2023 | BOS | AA | 25 | 0 | 4 | 2 | 34 | 0 | 43.0 | 14.23 | 8.37 | 1.47 | .313 | 75.1% | 33.0% | 16.3% | 5.02 | 5.44 | 4.77 | ||||||
| 2023 | BOS | MiLB | 25 | 1 | 4 | 2 | 36 | 1 | 46.0 | 13.70 | 7.83 | 1.37 | .312 | 76.2% | 34.7% | 15.6% | 4.70 | 5.24 | 4.65 | ||||||
| 2023 | BOS | ST | 25 | 1 | 0 | 0 | 1 | 0 | 1.0 | 9.00 | 0.00 | 0.00 | .000 | 100.0% | 50.0% | 0.0% | 0.00 | 1.81 | 3.59 | ||||||
| 2024 | BOS | AA | 26 | 1 | 0 | 3 | 7 | 0 | 13.2 | 14.49 | 1.98 | 0.00 | .310 | 83.3% | 25.9% | 0.0% | 0.00 | 0.82 | 1.81 | ||||||
| 2024 | BOS | AAA | 26 | 0 | 3 | 4 | 18 | 1 | 24.2 | 11.31 | 6.20 | 1.09 | .293 | 64.4% | 36.2% | 13.0% | 5.47 | 4.45 | 5.43 | 5.53 | |||||
| 2024 | LAA | AAA | 26 | 0 | 0 | 0 | 5 | 0 | 7.2 | 9.39 | 1.17 | 1.17 | .222 | 87.0% | 31.6% | 20.0% | 2.35 | 3.17 | 3.83 | 3.33 | |||||
| 2024 | --- | MiLB | 26 | 1 | 3 | 7 | 30 | 1 | 46.0 | 11.93 | 4.11 | 0.78 | .286 | 70.4% | 32.7% | 10.3% | 3.33 | 4.18 | 3.80 | 4.06 | |||||
| 2024 | BOS | ST | 26 | 0 | 0 | 0 | 4 | 0 | 3.0 | 12.00 | 15.00 | 0.00 | .600 | 45.5% | 20.0% | 0.0% | 18.00 | 6.07 | 9.49 | ||||||
| 2024 | LAA | MLB | 26 | 0 | 0 | 0 | 12 | 0 | 17.0 | 9.53 | 3.18 | 0.00 | .184 | 73.3% | 39.5% | 0.0% | 97.5 | 2.12 | 1.66 | 2.46 | 4.15 | 0.4 | |||
| 2025 | LAA | ST | 27 | 0 | 0 | 0 | 8 | 0 | 9.0 | 8.00 | 4.00 | 0.00 | .250 | 100.0% | 41.7% | 0.0% | 0.00 | 3.29 | 5.26 | ||||||
| 2025 | LAA | MLB | 27 | 6 | 5 | 2 | 62 | 1 | 57.0 | 11.53 | 5.53 | 1.89 | .278 | 80.1% | 36.2% | 19.4% | 97.5 | 4.74 | 4.34 | 5.36 | 4.30 | -0.7 | |||
| 2026 | LAA | ST | 28 | 0 | 0 | 1 | 8 | 0 | 10.1 | 6.97 | 4.35 | 1.74 | .214 | 71.4% | 40.0% | 13.3% | 5.23 | 6.36 | 6.56 | ||||||
| 2026 | FGDC | PROJ | 28 | 3 | 3 | 0 | 52 | 0 | 52.0 | 9.80 | 4.62 | 1.19 | .287 | 71.1% | 4.45 | 4.47 | 0.0 | ||||||||
| 2026 | Steamer | PROJ | 28 | 2 | 3 | 0 | 52 | 0 | 52.0 | 9.62 | 4.49 | 1.24 | .290 | 73.2% | 37.4% | 4.32 | 4.46 | 4.43 | 0.0 | ||||||
| 2026 | ZiPS | PROJ | 28 | 4 | 4 | 0 | 50 | 1 | 55.0 | 9.98 | 4.75 | 1.15 | .283 | 69.0% | 4.58 | 4.48 | 0.0 | ||||||||
| 2026 | ZiPS DC | PROJ | 28 | 4 | 4 | 0 | 52 | 0 | 52.0 | 9.98 | 4.75 | 1.15 | .283 | 69.0% | 4.58 | 4.48 | 0.0 | ||||||||
| 2026 | ATC | PROJ | 28 | 3 | 3 | 1 | 58 | 0 | 60.0 | 9.89 | 4.80 | 1.29 | .283 | 72.2% | 4.40 | 4.61 | -0.1 | ||||||||
| 2026 | THE BAT | PROJ | 28 | 2 | 2 | 1 | 58 | 0 | 60.0 | 10.38 | 4.64 | 1.25 | .286 | 71.3% | 4.47 | 4.39 | 0.1 | ||||||||
| 2026 | THE BAT X | PROJ | 28 | 2 | 2 | 1 | 58 | 0 | 60.0 | 10.21 | 4.60 | 1.10 | .283 | 72.3% | 4.18 | 4.19 | 0.3 | ||||||||
| 2026 | OOPSY | PROJ | 28 | 3 | 3 | 0 | 52 | 0 | 52.0 | 10.71 | 4.73 | 1.18 | .273 | 75.8% | 3.82 | 4.20 | 0.1 | ||||||||
| 2026 | 2 Tms | MLB | 28 | 4 | 4 | 4 | 54 | 0 | 59.2 | 12.37 | 5.43 | 1.06 | .264 | 73.5% | 41.0% | 14.0% | 97.5 | 4.07 | 3.26 | 4.12 | 3.86 | 0.2 | |||
| 2026 | LAA | MLB | 28 | 4 | 3 | 4 | 45 | 0 | 51.2 | 13.06 | 5.57 | 0.87 | .240 | 74.6% | 41.7% | 11.4% | 97.5 | 3.66 | 2.94 | 3.76 | 3.79 | 0.4 | |||
| 2026 | CHC | MLB | 28 | 0 | 1 | 0 | 9 | 0 | 8.0 | 7.88 | 4.50 | 2.25 | .360 | 68.2% | 38.5% | 33.3% | 97.2 | 6.75 | 6.01 | 6.46 | 4.34 | -0.2 | |||
| 2026 | FGDC | ROS | 28 | 1 | 1 | 0 | 11 | 0 | 11.0 | 10.84 | 5.01 | 1.04 | .269 | 73.6% | 3.82 | 4.13 | 0.0 | ||||||||
| 2026 | Steamer | ROS | 28 | 1 | 1 | 0 | 11 | 0 | 11.0 | 10.69 | 4.89 | 1.05 | .288 | 74.3% | 3.93 | 4.07 | 0.0 | ||||||||
| 2026 | ZiPS | ROS | 28 | 1 | 1 | 10 | 0 | 11.0 | 10.99 | 5.13 | 1.02 | .248 | 72.8% | 3.71 | 4.20 | 0.0 | |||||||||
| 2026 | ZiPS DC | ROS | 28 | 1 | 1 | 0 | 11 | 0 | 11.0 | 10.99 | 5.13 | 1.02 | .248 | 72.8% | 3.71 | 4.20 | 0.0 | ||||||||
| 2026 | ATC DC | ROS | 28 | 1 | 1 | 0 | 11 | 0 | 11.0 | 10.58 | 4.93 | 1.05 | .277 | 72.4% | 4.01 | 4.15 | 0.0 | ||||||||
| 2026 | THE BAT | ROS | 28 | 0 | 0 | 0 | 12 | 0 | 8.0 | 11.23 | 5.01 | 0.93 | .279 | 73.5% | 3.81 | 3.83 | 0.1 | ||||||||
| 2026 | THE BAT X | ROS | 28 | 0 | 0 | 0 | 12 | 0 | 8.0 | 11.02 | 4.78 | 0.89 | .275 | 73.7% | 3.67 | 3.75 | 0.1 | ||||||||
| 2026 | OOPSY | ROS | 28 | 1 | 1 | 0 | 11 | 0 | 11.0 | 11.52 | 4.67 | 1.02 | .274 | 78.1% | 3.36 | 3.71 | 0.1 | ||||||||
| Total | - - - | MLB | 10 | 9 | 6 | 128 | 1 | 133.2 | 11.65 | 5.18 | 1.28 | .260 | 76.4% | 38.7% | 14.5% | 97.5 | 4.11 | 3.47 | 4.44 | 4.09 | -0.1 |
| Season | Team | Level | Age | W | L | SV | G | GS | IP | divider | K/9 | BB/9 | HR/9 | BABIP | LOB% | GB% | HR/FB | divider | vFA | divider | ERA | xERA | FIP | xFIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | BOS | A- | 21 | 0 | 2 | 0 | 12 | 12 | 22.0 | 12.68 | 4.91 | 0.82 | .415 | 74.6% | 38.9% | 10.0% | 4.50 | 3.81 | 3.31 | ||||||
| 2021 | BOS | CPX | 23 | 0 | 0 | 0 | 4 | 4 | 14.0 | 11.57 | 1.93 | 1.29 | .313 | 75.8% | 39.4% | 14.3% | 3.21 | 4.29 | 3.54 | ||||||
| 2021 | BOS | A | 23 | 1 | 4 | 0 | 12 | 12 | 41.2 | 8.86 | 3.24 | 0.43 | .381 | 43.2% | 39.7% | 4.8% | 6.91 | 3.86 | 4.59 | ||||||
| 2021 | BOS | MiLB | 23 | 1 | 4 | 0 | 16 | 16 | 55.2 | 9.54 | 2.91 | 0.65 | .367 | 48.5% | 39.6% | 7.1% | 5.98 | 3.97 | 4.33 | ||||||
| 2022 | BOS | A+ | 24 | 2 | 4 | 1 | 28 | 5 | 60.2 | 10.83 | 4.30 | 0.89 | .342 | 62.4% | 37.6% | 9.7% | 5.79 | 4.37 | 4.59 | ||||||
| 2022 | BOS | AA | 24 | 3 | 0 | 0 | 6 | 0 | 10.2 | 5.91 | 3.38 | 0.84 | .083 | 100.0% | 40.0% | 7.7% | 0.84 | 4.73 | 5.40 | ||||||
| 2022 | BOS | MiLB | 24 | 5 | 4 | 1 | 34 | 5 | 71.1 | 10.09 | 4.16 | 0.88 | .307 | 65.5% | 37.9% | 9.3% | 5.05 | 4.42 | 4.71 | ||||||
| 2023 | BOS | A | 25 | 1 | 0 | 0 | 2 | 1 | 3.0 | 6.00 | 0.00 | 0.00 | .300 | 100.0% | 50.0% | 0.0% | 0.00 | 2.37 | 3.06 | ||||||
| 2023 | BOS | AA | 25 | 0 | 4 | 2 | 34 | 0 | 43.0 | 14.23 | 8.37 | 1.47 | .313 | 75.1% | 33.0% | 16.3% | 5.02 | 5.44 | 4.77 | ||||||
| 2023 | BOS | MiLB | 25 | 1 | 4 | 2 | 36 | 1 | 46.0 | 13.70 | 7.83 | 1.37 | .312 | 76.2% | 34.7% | 15.6% | 4.70 | 5.24 | 4.65 | ||||||
| 2023 | BOS | ST | 25 | 1 | 0 | 0 | 1 | 0 | 1.0 | 9.00 | 0.00 | 0.00 | .000 | 100.0% | 50.0% | 0.0% | 0.00 | 1.81 | 3.59 | ||||||
| 2024 | BOS | AA | 26 | 1 | 0 | 3 | 7 | 0 | 13.2 | 14.49 | 1.98 | 0.00 | .310 | 83.3% | 25.9% | 0.0% | 0.00 | 0.82 | 1.81 | ||||||
| 2024 | BOS | AAA | 26 | 0 | 3 | 4 | 18 | 1 | 24.2 | 11.31 | 6.20 | 1.09 | .293 | 64.4% | 36.2% | 13.0% | 5.47 | 4.45 | 5.43 | 5.53 | |||||
| 2024 | LAA | AAA | 26 | 0 | 0 | 0 | 5 | 0 | 7.2 | 9.39 | 1.17 | 1.17 | .222 | 87.0% | 31.6% | 20.0% | 2.35 | 3.17 | 3.83 | 3.33 | |||||
| 2024 | --- | MiLB | 26 | 1 | 3 | 7 | 30 | 1 | 46.0 | 11.93 | 4.11 | 0.78 | .286 | 70.4% | 32.7% | 10.3% | 3.33 | 4.18 | 3.80 | 4.06 | |||||
| 2024 | BOS | ST | 26 | 0 | 0 | 0 | 4 | 0 | 3.0 | 12.00 | 15.00 | 0.00 | .600 | 45.5% | 20.0% | 0.0% | 18.00 | 6.07 | 9.49 | ||||||
| 2024 | LAA | MLB | 26 | 0 | 0 | 0 | 12 | 0 | 17.0 | 9.53 | 3.18 | 0.00 | .184 | 73.3% | 39.5% | 0.0% | 97.5 | 2.12 | 1.66 | 2.46 | 4.15 | 0.4 | |||
| 2025 | LAA | ST | 27 | 0 | 0 | 0 | 8 | 0 | 9.0 | 8.00 | 4.00 | 0.00 | .250 | 100.0% | 41.7% | 0.0% | 0.00 | 3.29 | 5.26 | ||||||
| 2025 | LAA | MLB | 27 | 6 | 5 | 2 | 62 | 1 | 57.0 | 11.53 | 5.53 | 1.89 | .278 | 80.1% | 36.2% | 19.4% | 97.5 | 4.74 | 4.34 | 5.36 | 4.30 | -0.7 | |||
| 2026 | LAA | ST | 28 | 0 | 0 | 1 | 8 | 0 | 10.1 | 6.97 | 4.35 | 1.74 | .214 | 71.4% | 40.0% | 13.3% | 5.23 | 6.36 | 6.56 | ||||||
| 2026 | FGDC | PROJ | 28 | 3 | 3 | 0 | 52 | 0 | 52.0 | 9.80 | 4.62 | 1.19 | .287 | 71.1% | 4.45 | 4.47 | 0.0 | ||||||||
| 2026 | Steamer | PROJ | 28 | 2 | 3 | 0 | 52 | 0 | 52.0 | 9.62 | 4.49 | 1.24 | .290 | 73.2% | 37.4% | 4.32 | 4.46 | 4.43 | 0.0 | ||||||
| 2026 | ZiPS | PROJ | 28 | 4 | 4 | 0 | 50 | 1 | 55.0 | 9.98 | 4.75 | 1.15 | .283 | 69.0% | 4.58 | 4.48 | 0.0 | ||||||||
| 2026 | ZiPS DC | PROJ | 28 | 4 | 4 | 0 | 52 | 0 | 52.0 | 9.98 | 4.75 | 1.15 | .283 | 69.0% | 4.58 | 4.48 | 0.0 | ||||||||
| 2026 | ATC | PROJ | 28 | 3 | 3 | 1 | 58 | 0 | 60.0 | 9.89 | 4.80 | 1.29 | .283 | 72.2% | 4.40 | 4.61 | -0.1 | ||||||||
| 2026 | THE BAT | PROJ | 28 | 2 | 2 | 1 | 58 | 0 | 60.0 | 10.38 | 4.64 | 1.25 | .286 | 71.3% | 4.47 | 4.39 | 0.1 | ||||||||
| 2026 | THE BAT X | PROJ | 28 | 2 | 2 | 1 | 58 | 0 | 60.0 | 10.21 | 4.60 | 1.10 | .283 | 72.3% | 4.18 | 4.19 | 0.3 | ||||||||
| 2026 | OOPSY | PROJ | 28 | 3 | 3 | 0 | 52 | 0 | 52.0 | 10.71 | 4.73 | 1.18 | .273 | 75.8% | 3.82 | 4.20 | 0.1 | ||||||||
| 2026 | 2 Tms | MLB | 28 | 4 | 4 | 4 | 54 | 0 | 59.2 | 12.37 | 5.43 | 1.06 | .264 | 73.5% | 41.0% | 14.0% | 97.5 | 4.07 | 3.26 | 4.12 | 3.86 | 0.2 | |||
| 2026 | LAA | MLB | 28 | 4 | 3 | 4 | 45 | 0 | 51.2 | 13.06 | 5.57 | 0.87 | .240 | 74.6% | 41.7% | 11.4% | 97.5 | 3.66 | 2.94 | 3.76 | 3.79 | 0.4 | |||
| 2026 | CHC | MLB | 28 | 0 | 1 | 0 | 9 | 0 | 8.0 | 7.88 | 4.50 | 2.25 | .360 | 68.2% | 38.5% | 33.3% | 97.2 | 6.75 | 6.01 | 6.46 | 4.34 | -0.2 | |||
| 2026 | FGDC | ROS | 28 | 1 | 1 | 0 | 11 | 0 | 11.0 | 10.84 | 5.01 | 1.04 | .269 | 73.6% | 3.82 | 4.13 | 0.0 | ||||||||
| 2026 | Steamer | ROS | 28 | 1 | 1 | 0 | 11 | 0 | 11.0 | 10.69 | 4.89 | 1.05 | .288 | 74.3% | 3.93 | 4.07 | 0.0 | ||||||||
| 2026 | ZiPS | ROS | 28 | 1 | 1 | 10 | 0 | 11.0 | 10.99 | 5.13 | 1.02 | .248 | 72.8% | 3.71 | 4.20 | 0.0 | |||||||||
| 2026 | ZiPS DC | ROS | 28 | 1 | 1 | 0 | 11 | 0 | 11.0 | 10.99 | 5.13 | 1.02 | .248 | 72.8% | 3.71 | 4.20 | 0.0 | ||||||||
| 2026 | ATC DC | ROS | 28 | 1 | 1 | 0 | 11 | 0 | 11.0 | 10.58 | 4.93 | 1.05 | .277 | 72.4% | 4.01 | 4.15 | 0.0 | ||||||||
| 2026 | THE BAT | ROS | 28 | 0 | 0 | 0 | 12 | 0 | 8.0 | 11.23 | 5.01 | 0.93 | .279 | 73.5% | 3.81 | 3.83 | 0.1 | ||||||||
| 2026 | THE BAT X | ROS | 28 | 0 | 0 | 0 | 12 | 0 | 8.0 | 11.02 | 4.78 | 0.89 | .275 | 73.7% | 3.67 | 3.75 | 0.1 | ||||||||
| 2026 | OOPSY | ROS | 28 | 1 | 1 | 0 | 11 | 0 | 11.0 | 11.52 | 4.67 | 1.02 | .274 | 78.1% | 3.36 | 3.71 | 0.1 | ||||||||
| Total | - - - | MLB | 10 | 9 | 6 | 128 | 1 | 133.2 | 11.65 | 5.18 | 1.28 | .260 | 76.4% | 38.7% | 14.5% | 97.5 | 4.11 | 3.47 | 4.44 | 4.09 | -0.1 |
Partial SeasonsPreseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular Season
| Season | Team | Level | W | L | ERA | G | GS | QS | CG | ShO | SV | HLD | BS | IP | TBF | H | R | ER | HR | BB | IBB | HBP | WP | BK | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | BOS | A- | 0 | 2 | 4.50 | 12 | 12 | 0 | 0 | 0 | 0 | 0 | 22.0 | 101 | 24 | 12 | 11 | 2 | 12 | 0 | 3 | 2 | 0 | 31 | |
| 2021 | BOS | CPX | 0 | 0 | 3.21 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 14.0 | 56 | 12 | 6 | 5 | 2 | 3 | 0 | 1 | 2 | 0 | 18 | |
| 2021 | BOS | A | 1 | 4 | 6.91 | 12 | 12 | 0 | 0 | 0 | 0 | 0 | 41.2 | 194 | 53 | 41 | 32 | 2 | 15 | 0 | 2 | 4 | 0 | 41 | |
| 2021 | BOS | MiLB | 1 | 4 | 5.98 | 16 | 16 | 0 | 0 | 0 | 0 | 0 | 55.2 | 250 | 65 | 47 | 37 | 4 | 18 | 0 | 3 | 6 | 0 | 59 | |
| 2022 | BOS | A+ | 2 | 4 | 5.79 | 28 | 5 | 0 | 0 | 1 | 3 | 2 | 60.2 | 268 | 58 | 41 | 39 | 6 | 29 | 0 | 8 | 10 | 2 | 73 | |
| 2022 | BOS | AA | 3 | 0 | 0.84 | 6 | 0 | 0 | 0 | 0 | 1 | 0 | 10.2 | 37 | 3 | 1 | 1 | 1 | 4 | 0 | 1 | 0 | 0 | 7 | |
| 2022 | BOS | MiLB | 5 | 4 | 5.05 | 34 | 5 | 0 | 0 | 1 | 4 | 2 | 71.1 | 305 | 61 | 42 | 40 | 7 | 33 | 0 | 9 | 10 | 2 | 80 | |
| 2023 | BOS | A | 1 | 0 | 0.00 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 3.0 | 12 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | |
| 2023 | BOS | AA | 0 | 4 | 5.02 | 34 | 0 | 0 | 0 | 2 | 6 | 2 | 43.0 | 204 | 33 | 27 | 24 | 7 | 40 | 0 | 6 | 4 | 0 | 68 | |
| 2023 | BOS | MiLB | 1 | 4 | 4.70 | 36 | 1 | 0 | 0 | 2 | 6 | 2 | 46.0 | 216 | 36 | 27 | 24 | 7 | 40 | 0 | 6 | 4 | 0 | 70 | |
| 2023 | BOS | ST | 1 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | |
| 2024 | BOS | AA | 1 | 0 | 0.00 | 7 | 0 | 0 | 0 | 3 | 1 | 0 | 13.2 | 54 | 9 | 2 | 0 | 0 | 3 | 0 | 0 | 1 | 0 | 22 | |
| 2024 | BOS | AAA | 0 | 3 | 5.47 | 18 | 1 | 0 | 0 | 4 | 0 | 1 | 24.2 | 115 | 20 | 18 | 15 | 3 | 17 | 1 | 6 | 1 | 1 | 31 | |
| 2024 | LAA | AAA | 0 | 0 | 2.35 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 7.2 | 28 | 5 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 8 | |
| 2024 | --- | MiLB | 1 | 3 | 3.33 | 30 | 1 | 0 | 0 | 7 | 1 | 1 | 46.0 | 197 | 34 | 22 | 17 | 4 | 21 | 1 | 6 | 2 | 1 | 61 | |
| 2024 | BOS | ST | 0 | 0 | 18.00 | 4 | 0 | 0 | 0 | 0 | 1 | 0 | 3.0 | 19 | 6 | 6 | 6 | 0 | 5 | 0 | 0 | 0 | 0 | 4 | |
| 2024 | LAA | MLB | 0 | 0 | 2.12 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17.0 | 64 | 7 | 4 | 4 | 0 | 6 | 1 | 2 | 0 | 0 | 18 |
| 2025 | LAA | ST | 0 | 0 | 0.00 | 8 | 0 | 0 | 0 | 0 | 1 | 0 | 9.0 | 36 | 6 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 8 | |
| 2025 | LAA | MLB | 6 | 5 | 4.74 | 62 | 1 | 0 | 0 | 0 | 2 | 17 | 5 | 57.0 | 257 | 49 | 31 | 30 | 12 | 35 | 3 | 4 | 3 | 0 | 73 |
| 2026 | LAA | ST | 0 | 0 | 5.23 | 8 | 0 | 0 | 0 | 1 | 1 | 1 | 10.1 | 44 | 8 | 6 | 6 | 2 | 5 | 0 | 1 | 1 | 0 | 8 | |
| 2026 | FGDC | PROJ | 3 | 3 | 4.45 | 52 | 0 | 0 | 0 | 5 | 52.0 | 227 | 45 | 28 | 26 | 7 | 27 | 4 | 57 | ||||||
| 2026 | Steamer | PROJ | 2 | 3 | 4.32 | 52 | 0 | 0 | 0 | 0 | 0 | 5 | 52.0 | 227 | 46 | 27 | 25 | 7 | 26 | 2 | 3 | 56 | |||
| 2026 | ZiPS | PROJ | 4 | 4 | 4.58 | 50 | 1 | 0 | 5 | 55.0 | 241 | 46 | 30 | 28 | 7 | 29 | 2 | 6 | 4 | 1 | 61 | ||||
| 2026 | ZiPS DC | PROJ | 4 | 4 | 4.58 | 52 | 0 | 0 | 0 | 5 | 52.0 | 228 | 43 | 28 | 26 | 7 | 27 | 6 | 58 | ||||||
| 2026 | ATC | PROJ | 3 | 3 | 4.40 | 58 | 0 | 0 | 1 | 14 | 60.0 | 263 | 52 | 32 | 29 | 9 | 32 | 2 | 4 | 66 | |||||
| 2026 | THE BAT | PROJ | 2 | 2 | 4.47 | 58 | 0 | 0 | 1 | 5 | 60.0 | 263 | 51 | 32 | 30 | 8 | 31 | 2 | 4 | 69 | |||||
| 2026 | THE BAT X | PROJ | 2 | 2 | 4.18 | 58 | 0 | 0 | 1 | 5 | 60.0 | 261 | 50 | 30 | 28 | 7 | 31 | 2 | 4 | 68 | |||||
| 2026 | OOPSY | PROJ | 3 | 3 | 3.82 | 52 | 0 | 0 | 0 | 5 | 52.0 | 228 | 42 | 24 | 22 | 7 | 27 | 3 | 62 | ||||||
| 2026 | 2 Tms | MLB | 4 | 4 | 4.07 | 54 | 0 | 0 | 0 | 0 | 4 | 12 | 3 | 59.2 | 263 | 41 | 30 | 27 | 7 | 36 | 4 | 9 | 2 | 0 | 82 |
| 2026 | LAA | MLB | 4 | 3 | 3.66 | 45 | 0 | 0 | 0 | 0 | 4 | 9 | 2 | 51.2 | 224 | 30 | 23 | 21 | 5 | 32 | 3 | 8 | 1 | 0 | 75 |
| 2026 | CHC | MLB | 0 | 1 | 6.75 | 9 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 8.0 | 39 | 11 | 7 | 6 | 2 | 4 | 1 | 1 | 1 | 0 | 7 |
| 2026 | FGDC | ROS | 1 | 1 | 3.82 | 11 | 0 | 0 | 0 | 2 | 11.0 | 45 | 8 | 5 | 4 | 1 | 6 | 1 | 13 | ||||||
| 2026 | Steamer | ROS | 1 | 1 | 3.93 | 11 | 0 | 0 | 0 | 0 | 0 | 2 | 11.0 | 46 | 9 | 5 | 5 | 1 | 6 | 1 | 13 | ||||
| 2026 | ZiPS | ROS | 1 | 1 | 3.71 | 10 | 0 | 11.0 | 46 | 7 | 5 | 4 | 1 | 6 | 1 | 13 | |||||||||
| 2026 | ZiPS DC | ROS | 1 | 1 | 3.71 | 11 | 0 | 0 | 0 | 2 | 11.0 | 44 | 7 | 5 | 4 | 1 | 6 | 1 | 13 | ||||||
| 2026 | ATC DC | ROS | 1 | 1 | 4.01 | 11 | 0 | 0 | 0 | 2 | 11.0 | 46 | 8 | 5 | 5 | 1 | 6 | 1 | 12 | ||||||
| 2026 | THE BAT | ROS | 0 | 0 | 3.81 | 12 | 0 | 0 | 2 | 8.0 | 33 | 6 | 4 | 3 | 1 | 4 | 0 | 1 | 10 | ||||||
| 2026 | THE BAT X | ROS | 0 | 0 | 3.67 | 12 | 0 | 0 | 0 | 2 | 8.0 | 33 | 6 | 3 | 3 | 1 | 4 | 0 | 1 | 9 | |||||
| 2026 | OOPSY | ROS | 1 | 1 | 3.36 | 11 | 0 | 0 | 0 | 2 | 11.0 | 46 | 8 | 4 | 4 | 1 | 5 | 1 | 13 | ||||||
| Total | - - - | MLB | 10 | 9 | 4.11 | 128 | 1 | 0 | 0 | 0 | 6 | 29 | 8 | 133.2 | 584 | 97 | 65 | 61 | 19 | 77 | 8 | 15 | 5 | 0 | 173 |
| Season | Team | Level | W | L | ERA | G | GS | QS | CG | ShO | SV | HLD | BS | IP | TBF | H | R | ER | HR | BB | IBB | HBP | WP | BK | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | BOS | A- | 0 | 2 | 4.50 | 12 | 12 | 0 | 0 | 0 | 0 | 0 | 22.0 | 101 | 24 | 12 | 11 | 2 | 12 | 0 | 3 | 2 | 0 | 31 | |
| 2021 | BOS | CPX | 0 | 0 | 3.21 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 14.0 | 56 | 12 | 6 | 5 | 2 | 3 | 0 | 1 | 2 | 0 | 18 | |
| 2021 | BOS | A | 1 | 4 | 6.91 | 12 | 12 | 0 | 0 | 0 | 0 | 0 | 41.2 | 194 | 53 | 41 | 32 | 2 | 15 | 0 | 2 | 4 | 0 | 41 | |
| 2021 | BOS | MiLB | 1 | 4 | 5.98 | 16 | 16 | 0 | 0 | 0 | 0 | 0 | 55.2 | 250 | 65 | 47 | 37 | 4 | 18 | 0 | 3 | 6 | 0 | 59 | |
| 2022 | BOS | A+ | 2 | 4 | 5.79 | 28 | 5 | 0 | 0 | 1 | 3 | 2 | 60.2 | 268 | 58 | 41 | 39 | 6 | 29 | 0 | 8 | 10 | 2 | 73 | |
| 2022 | BOS | AA | 3 | 0 | 0.84 | 6 | 0 | 0 | 0 | 0 | 1 | 0 | 10.2 | 37 | 3 | 1 | 1 | 1 | 4 | 0 | 1 | 0 | 0 | 7 | |
| 2022 | BOS | MiLB | 5 | 4 | 5.05 | 34 | 5 | 0 | 0 | 1 | 4 | 2 | 71.1 | 305 | 61 | 42 | 40 | 7 | 33 | 0 | 9 | 10 | 2 | 80 | |
| 2023 | BOS | A | 1 | 0 | 0.00 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 3.0 | 12 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | |
| 2023 | BOS | AA | 0 | 4 | 5.02 | 34 | 0 | 0 | 0 | 2 | 6 | 2 | 43.0 | 204 | 33 | 27 | 24 | 7 | 40 | 0 | 6 | 4 | 0 | 68 | |
| 2023 | BOS | MiLB | 1 | 4 | 4.70 | 36 | 1 | 0 | 0 | 2 | 6 | 2 | 46.0 | 216 | 36 | 27 | 24 | 7 | 40 | 0 | 6 | 4 | 0 | 70 | |
| 2023 | BOS | ST | 1 | 0 | 0.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | |
| 2024 | BOS | AA | 1 | 0 | 0.00 | 7 | 0 | 0 | 0 | 3 | 1 | 0 | 13.2 | 54 | 9 | 2 | 0 | 0 | 3 | 0 | 0 | 1 | 0 | 22 | |
| 2024 | BOS | AAA | 0 | 3 | 5.47 | 18 | 1 | 0 | 0 | 4 | 0 | 1 | 24.2 | 115 | 20 | 18 | 15 | 3 | 17 | 1 | 6 | 1 | 1 | 31 | |
| 2024 | LAA | AAA | 0 | 0 | 2.35 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 7.2 | 28 | 5 | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 8 | |
| 2024 | --- | MiLB | 1 | 3 | 3.33 | 30 | 1 | 0 | 0 | 7 | 1 | 1 | 46.0 | 197 | 34 | 22 | 17 | 4 | 21 | 1 | 6 | 2 | 1 | 61 | |
| 2024 | BOS | ST | 0 | 0 | 18.00 | 4 | 0 | 0 | 0 | 0 | 1 | 0 | 3.0 | 19 | 6 | 6 | 6 | 0 | 5 | 0 | 0 | 0 | 0 | 4 | |
| 2024 | LAA | MLB | 0 | 0 | 2.12 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17.0 | 64 | 7 | 4 | 4 | 0 | 6 | 1 | 2 | 0 | 0 | 18 |
| 2025 | LAA | ST | 0 | 0 | 0.00 | 8 | 0 | 0 | 0 | 0 | 1 | 0 | 9.0 | 36 | 6 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 8 | |
| 2025 | LAA | MLB | 6 | 5 | 4.74 | 62 | 1 | 0 | 0 | 0 | 2 | 17 | 5 | 57.0 | 257 | 49 | 31 | 30 | 12 | 35 | 3 | 4 | 3 | 0 | 73 |
| 2026 | LAA | ST | 0 | 0 | 5.23 | 8 | 0 | 0 | 0 | 1 | 1 | 1 | 10.1 | 44 | 8 | 6 | 6 | 2 | 5 | 0 | 1 | 1 | 0 | 8 | |
| 2026 | FGDC | PROJ | 3 | 3 | 4.45 | 52 | 0 | 0 | 0 | 5 | 52.0 | 227 | 45 | 28 | 26 | 7 | 27 | 4 | 57 | ||||||
| 2026 | Steamer | PROJ | 2 | 3 | 4.32 | 52 | 0 | 0 | 0 | 0 | 0 | 5 | 52.0 | 227 | 46 | 27 | 25 | 7 | 26 | 2 | 3 | 56 | |||
| 2026 | ZiPS | PROJ | 4 | 4 | 4.58 | 50 | 1 | 0 | 5 | 55.0 | 241 | 46 | 30 | 28 | 7 | 29 | 2 | 6 | 4 | 1 | 61 | ||||
| 2026 | ZiPS DC | PROJ | 4 | 4 | 4.58 | 52 | 0 | 0 | 0 | 5 | 52.0 | 228 | 43 | 28 | 26 | 7 | 27 | 6 | 58 | ||||||
| 2026 | ATC | PROJ | 3 | 3 | 4.40 | 58 | 0 | 0 | 1 | 14 | 60.0 | 263 | 52 | 32 | 29 | 9 | 32 | 2 | 4 | 66 | |||||
| 2026 | THE BAT | PROJ | 2 | 2 | 4.47 | 58 | 0 | 0 | 1 | 5 | 60.0 | 263 | 51 | 32 | 30 | 8 | 31 | 2 | 4 | 69 | |||||
| 2026 | THE BAT X | PROJ | 2 | 2 | 4.18 | 58 | 0 | 0 | 1 | 5 | 60.0 | 261 | 50 | 30 | 28 | 7 | 31 | 2 | 4 | 68 | |||||
| 2026 | OOPSY | PROJ | 3 | 3 | 3.82 | 52 | 0 | 0 | 0 | 5 | 52.0 | 228 | 42 | 24 | 22 | 7 | 27 | 3 | 62 | ||||||
| 2026 | 2 Tms | MLB | 4 | 4 | 4.07 | 54 | 0 | 0 | 0 | 0 | 4 | 12 | 3 | 59.2 | 263 | 41 | 30 | 27 | 7 | 36 | 4 | 9 | 2 | 0 | 82 |
| 2026 | LAA | MLB | 4 | 3 | 3.66 | 45 | 0 | 0 | 0 | 0 | 4 | 9 | 2 | 51.2 | 224 | 30 | 23 | 21 | 5 | 32 | 3 | 8 | 1 | 0 | 75 |
| 2026 | CHC | MLB | 0 | 1 | 6.75 | 9 | 0 | 0 | 0 | 0 | 0 | 3 | 1 | 8.0 | 39 | 11 | 7 | 6 | 2 | 4 | 1 | 1 | 1 | 0 | 7 |
| 2026 | FGDC | ROS | 1 | 1 | 3.82 | 11 | 0 | 0 | 0 | 2 | 11.0 | 45 | 8 | 5 | 4 | 1 | 6 | 1 | 13 | ||||||
| 2026 | Steamer | ROS | 1 | 1 | 3.93 | 11 | 0 | 0 | 0 | 0 | 0 | 2 | 11.0 | 46 | 9 | 5 | 5 | 1 | 6 | 1 | 13 | ||||
| 2026 | ZiPS | ROS | 1 | 1 | 3.71 | 10 | 0 | 11.0 | 46 | 7 | 5 | 4 | 1 | 6 | 1 | 13 | |||||||||
| 2026 | ZiPS DC | ROS | 1 | 1 | 3.71 | 11 | 0 | 0 | 0 | 2 | 11.0 | 44 | 7 | 5 | 4 | 1 | 6 | 1 | 13 | ||||||
| 2026 | ATC DC | ROS | 1 | 1 | 4.01 | 11 | 0 | 0 | 0 | 2 | 11.0 | 46 | 8 | 5 | 5 | 1 | 6 | 1 | 12 | ||||||
| 2026 | THE BAT | ROS | 0 | 0 | 3.81 | 12 | 0 | 0 | 2 | 8.0 | 33 | 6 | 4 | 3 | 1 | 4 | 0 | 1 | 10 | ||||||
| 2026 | THE BAT X | ROS | 0 | 0 | 3.67 | 12 | 0 | 0 | 0 | 2 | 8.0 | 33 | 6 | 3 | 3 | 1 | 4 | 0 | 1 | 9 | |||||
| 2026 | OOPSY | ROS | 1 | 1 | 3.36 | 11 | 0 | 0 | 0 | 2 | 11.0 | 46 | 8 | 4 | 4 | 1 | 5 | 1 | 13 | ||||||
| Total | - - - | MLB | 10 | 9 | 4.11 | 128 | 1 | 0 | 0 | 0 | 6 | 29 | 8 | 133.2 | 584 | 97 | 65 | 61 | 19 | 77 | 8 | 15 | 5 | 0 | 173 |
Partial SeasonsPreseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular SeasonAverages
| Season | Team | Level | K/9 | BB/9 | K/BB | HR/9 | divider | K% | BB% | K-BB% | divider | AVG | WHIP | BABIP | LOB% | divider | ERA- | FIP- | divider | FIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | BOS | A- | 12.68 | 4.91 | 2.58 | 0.82 | 30.7% | 11.9% | 18.8% | .279 | 1.64 | .415 | 74.6% | 122 | 108 | 3.81 | ||||
| 2021 | BOS | CPX | 11.57 | 1.93 | 6.00 | 1.29 | 32.1% | 5.4% | 26.8% | .231 | 1.07 | .313 | 75.8% | 60 | 85 | 4.29 | ||||
| 2021 | BOS | A | 8.86 | 3.24 | 2.73 | 0.43 | 21.1% | 7.7% | 13.4% | .299 | 1.63 | .381 | 43.2% | 142 | 83 | 3.86 | ||||
| 2021 | BOS | MiLB | 9.54 | 2.91 | 3.28 | 0.65 | 23.6% | 7.2% | 16.4% | .284 | 1.49 | .367 | 48.5% | 122 | 84 | 3.97 | ||||
| 2022 | BOS | A+ | 10.83 | 4.30 | 2.52 | 0.89 | 27.2% | 10.8% | 16.4% | .251 | 1.43 | .342 | 62.4% | 125 | 97 | 4.37 | ||||
| 2022 | BOS | AA | 5.91 | 3.38 | 1.75 | 0.84 | 18.9% | 10.8% | 8.1% | .094 | 0.66 | .083 | 100.0% | 19 | 109 | 4.73 | ||||
| 2022 | BOS | MiLB | 10.09 | 4.16 | 2.42 | 0.88 | 26.2% | 10.8% | 15.4% | .232 | 1.32 | .307 | 65.5% | 110 | 98 | 4.42 | ||||
| 2023 | BOS | A | 6.00 | 0.00 | 2.00 | 0.00 | 16.7% | 0.0% | 16.7% | .250 | 1.00 | .300 | 100.0% | 0 | 57 | 2.37 | ||||
| 2023 | BOS | AA | 14.23 | 8.37 | 1.70 | 1.47 | 33.3% | 19.6% | 13.7% | .209 | 1.70 | .313 | 75.1% | 115 | 128 | 5.44 | ||||
| 2023 | BOS | MiLB | 13.70 | 7.83 | 1.75 | 1.37 | 32.4% | 18.5% | 13.9% | .212 | 1.65 | .312 | 76.2% | 108 | 123 | 5.24 | ||||
| 2023 | BOS | ST | 9.00 | 0.00 | 1.00 | 0.00 | 33.3% | 0.0% | 33.3% | .000 | 0.00 | .000 | 100.0% | 0 | 38 | 1.81 | ||||
| 2024 | BOS | AA | 14.49 | 1.98 | 7.33 | 0.00 | 40.7% | 5.6% | 35.2% | .176 | 0.88 | .310 | 83.3% | 0 | 21 | 0.82 | ||||
| 2024 | BOS | AAA | 11.31 | 6.20 | 1.82 | 1.09 | 27.0% | 14.8% | 12.2% | .217 | 1.50 | .293 | 64.4% | 112 | 112 | 5.43 | ||||
| 2024 | LAA | AAA | 9.39 | 1.17 | 8.00 | 1.17 | 28.6% | 3.6% | 25.0% | .185 | 0.78 | .222 | 87.0% | 44 | 74 | 3.83 | ||||
| 2024 | --- | MiLB | 11.93 | 4.11 | 2.90 | 0.78 | 31.0% | 10.7% | 20.3% | .200 | 1.20 | .286 | 70.4% | 68 | 79 | 3.80 | ||||
| 2024 | BOS | ST | 12.00 | 15.00 | 0.80 | 0.00 | 21.1% | 26.3% | -5.3% | .429 | 3.67 | .600 | 45.5% | 368 | 131 | 6.07 | ||||
| 2024 | LAA | MLB | 9.53 | 3.18 | 3.00 | 0.00 | 28.1% | 9.4% | 18.8% | .125 | 0.76 | .184 | 73.3% | 53 | 60 | 2.46 | ||||
| 2024 | 8.60 | 3.12 | 2.76 | 1.14 | 22.6% | 8.2% | 14.4% | .241 | 1.27 | .289 | 72.1% | 4.11 | ||||||||
| 2025 | LAA | ST | 8.00 | 4.00 | 2.00 | 0.00 | 22.2% | 11.1% | 11.1% | .188 | 1.11 | .250 | 100.0% | 0 | 69 | 3.29 | ||||
| 2025 | LAA | MLB | 11.53 | 5.53 | 2.09 | 1.89 | 28.4% | 13.6% | 14.8% | .225 | 1.47 | .278 | 80.1% | 116 | 130 | 5.36 | ||||
| 2025 | 8.49 | 3.21 | 2.64 | 1.18 | 22.2% | 8.4% | 13.8% | .242 | 1.29 | .289 | 72.3% | 4.22 | ||||||||
| 2026 | LAA | ST | 6.97 | 4.35 | 1.60 | 1.74 | 18.2% | 11.4% | 6.8% | .211 | 1.26 | .214 | 71.4% | 104 | 131 | 6.36 | ||||
| 2026 | FGDC | PROJ | 9.80 | 4.62 | 2.12 | 1.19 | 24.9% | 11.7% | 13.2% | .229 | 1.38 | .287 | 71.1% | 4.47 | ||||||
| 2026 | Steamer | PROJ | 9.62 | 4.49 | 2.14 | 1.24 | 24.5% | 11.4% | 13.1% | .235 | 1.39 | .290 | 73.2% | 4.46 | ||||||
| 2026 | ZiPS | PROJ | 9.98 | 4.75 | 2.10 | 1.15 | 25.3% | 12.0% | 13.3% | .223 | 1.36 | .283 | 69.0% | 4.48 | ||||||
| 2026 | ZiPS DC | PROJ | 9.98 | 4.75 | 2.10 | 1.15 | 25.3% | 12.0% | 13.3% | .223 | 1.36 | .283 | 69.0% | 4.48 | ||||||
| 2026 | ATC | PROJ | 9.89 | 4.80 | 2.06 | 1.29 | 25.1% | 12.2% | 12.9% | .228 | 1.39 | .283 | 72.2% | 4.61 | ||||||
| 2026 | THE BAT | PROJ | 10.38 | 4.64 | 2.24 | 1.25 | 26.4% | 11.8% | 14.6% | .225 | 1.37 | .286 | 71.3% | 4.39 | ||||||
| 2026 | THE BAT X | PROJ | 10.21 | 4.60 | 2.22 | 1.10 | 26.1% | 11.8% | 14.3% | .221 | 1.34 | .283 | 72.3% | 4.19 | ||||||
| 2026 | OOPSY | PROJ | 10.71 | 4.73 | 2.26 | 1.18 | 27.1% | 12.0% | 15.1% | .213 | 1.34 | .273 | 75.8% | 4.20 | ||||||
| 2026 | 2 Tms | MLB | 12.37 | 5.43 | 2.28 | 1.06 | 31.2% | 13.7% | 17.5% | .188 | 1.29 | .264 | 73.5% | 99 | 100 | 4.12 | ||||
| 2026 | LAA | MLB | 13.06 | 5.57 | 2.34 | 0.87 | 33.5% | 14.3% | 19.2% | .163 | 1.20 | .240 | 74.6% | 88 | 92 | 3.76 | ||||
| 2026 | CHC | MLB | 7.88 | 4.50 | 1.75 | 2.25 | 17.9% | 10.3% | 7.7% | .324 | 1.88 | .360 | 68.2% | 167 | 158 | 6.46 | ||||
| 2026 | 8.48 | 3.43 | 2.47 | 1.16 | 22.1% | 8.9% | 13.2% | .241 | 1.30 | .287 | 72.4% | 4.28 | ||||||||
| 2026 | FGDC | ROS | 10.84 | 5.01 | 2.16 | 1.04 | 28.2% | 13.0% | 15.2% | .203 | 1.29 | .269 | 73.6% | 4.13 | ||||||
| 2026 | Steamer | ROS | 10.69 | 4.89 | 2.19 | 1.05 | 27.3% | 12.5% | 14.8% | .219 | 1.36 | .288 | 74.3% | 4.07 | ||||||
| 2026 | ZiPS | ROS | 10.99 | 5.13 | 2.14 | 1.02 | 29.1% | 13.6% | 15.5% | .186 | 1.22 | .248 | 72.8% | 4.20 | ||||||
| 2026 | ZiPS DC | ROS | 10.99 | 5.13 | 2.14 | 1.02 | 29.1% | 13.6% | 15.5% | .186 | 1.22 | .248 | 72.8% | 4.20 | ||||||
| 2026 | ATC DC | ROS | 10.58 | 4.93 | 2.15 | 1.05 | 27.2% | 12.7% | 14.5% | .212 | 1.33 | .277 | 72.4% | 4.15 | ||||||
| 2026 | THE BAT | ROS | 11.23 | 5.01 | 2.24 | 0.93 | 29.1% | 13.0% | 16.1% | .204 | 1.31 | .279 | 73.5% | 3.83 | ||||||
| 2026 | THE BAT X | ROS | 11.02 | 4.78 | 2.31 | 0.89 | 28.6% | 12.4% | 16.2% | .203 | 1.28 | .275 | 73.7% | 3.75 | ||||||
| 2026 | OOPSY | ROS | 11.52 | 4.67 | 2.47 | 1.02 | 29.2% | 11.8% | 17.4% | .204 | 1.30 | .274 | 78.1% | 3.71 | ||||||
| Total | - - - | MLB | 11.65 | 5.18 | 2.25 | 1.28 | 29.6% | 13.2% | 16.4% | .197 | 1.30 | .260 | 76.4% | 101 | 108 | 4.44 |
| Season | Team | Level | K/9 | BB/9 | K/BB | HR/9 | divider | K% | BB% | K-BB% | divider | AVG | WHIP | BABIP | LOB% | divider | ERA- | FIP- | divider | FIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | BOS | A- | 12.68 | 4.91 | 2.58 | 0.82 | 30.7% | 11.9% | 18.8% | .279 | 1.64 | .415 | 74.6% | 122 | 108 | 3.81 | ||||
| 2021 | BOS | CPX | 11.57 | 1.93 | 6.00 | 1.29 | 32.1% | 5.4% | 26.8% | .231 | 1.07 | .313 | 75.8% | 60 | 85 | 4.29 | ||||
| 2021 | BOS | A | 8.86 | 3.24 | 2.73 | 0.43 | 21.1% | 7.7% | 13.4% | .299 | 1.63 | .381 | 43.2% | 142 | 83 | 3.86 | ||||
| 2021 | BOS | MiLB | 9.54 | 2.91 | 3.28 | 0.65 | 23.6% | 7.2% | 16.4% | .284 | 1.49 | .367 | 48.5% | 122 | 84 | 3.97 | ||||
| 2022 | BOS | A+ | 10.83 | 4.30 | 2.52 | 0.89 | 27.2% | 10.8% | 16.4% | .251 | 1.43 | .342 | 62.4% | 125 | 97 | 4.37 | ||||
| 2022 | BOS | AA | 5.91 | 3.38 | 1.75 | 0.84 | 18.9% | 10.8% | 8.1% | .094 | 0.66 | .083 | 100.0% | 19 | 109 | 4.73 | ||||
| 2022 | BOS | MiLB | 10.09 | 4.16 | 2.42 | 0.88 | 26.2% | 10.8% | 15.4% | .232 | 1.32 | .307 | 65.5% | 110 | 98 | 4.42 | ||||
| 2023 | BOS | A | 6.00 | 0.00 | 2.00 | 0.00 | 16.7% | 0.0% | 16.7% | .250 | 1.00 | .300 | 100.0% | 0 | 57 | 2.37 | ||||
| 2023 | BOS | AA | 14.23 | 8.37 | 1.70 | 1.47 | 33.3% | 19.6% | 13.7% | .209 | 1.70 | .313 | 75.1% | 115 | 128 | 5.44 | ||||
| 2023 | BOS | MiLB | 13.70 | 7.83 | 1.75 | 1.37 | 32.4% | 18.5% | 13.9% | .212 | 1.65 | .312 | 76.2% | 108 | 123 | 5.24 | ||||
| 2023 | BOS | ST | 9.00 | 0.00 | 1.00 | 0.00 | 33.3% | 0.0% | 33.3% | .000 | 0.00 | .000 | 100.0% | 0 | 38 | 1.81 | ||||
| 2024 | BOS | AA | 14.49 | 1.98 | 7.33 | 0.00 | 40.7% | 5.6% | 35.2% | .176 | 0.88 | .310 | 83.3% | 0 | 21 | 0.82 | ||||
| 2024 | BOS | AAA | 11.31 | 6.20 | 1.82 | 1.09 | 27.0% | 14.8% | 12.2% | .217 | 1.50 | .293 | 64.4% | 112 | 112 | 5.43 | ||||
| 2024 | LAA | AAA | 9.39 | 1.17 | 8.00 | 1.17 | 28.6% | 3.6% | 25.0% | .185 | 0.78 | .222 | 87.0% | 44 | 74 | 3.83 | ||||
| 2024 | --- | MiLB | 11.93 | 4.11 | 2.90 | 0.78 | 31.0% | 10.7% | 20.3% | .200 | 1.20 | .286 | 70.4% | 68 | 79 | 3.80 | ||||
| 2024 | BOS | ST | 12.00 | 15.00 | 0.80 | 0.00 | 21.1% | 26.3% | -5.3% | .429 | 3.67 | .600 | 45.5% | 368 | 131 | 6.07 | ||||
| 2024 | LAA | MLB | 9.53 | 3.18 | 3.00 | 0.00 | 28.1% | 9.4% | 18.8% | .125 | 0.76 | .184 | 73.3% | 53 | 60 | 2.46 | ||||
| 2024 | 8.60 | 3.12 | 2.76 | 1.14 | 22.6% | 8.2% | 14.4% | .241 | 1.27 | .289 | 72.1% | 4.11 | ||||||||
| 2025 | LAA | ST | 8.00 | 4.00 | 2.00 | 0.00 | 22.2% | 11.1% | 11.1% | .188 | 1.11 | .250 | 100.0% | 0 | 69 | 3.29 | ||||
| 2025 | LAA | MLB | 11.53 | 5.53 | 2.09 | 1.89 | 28.4% | 13.6% | 14.8% | .225 | 1.47 | .278 | 80.1% | 116 | 130 | 5.36 | ||||
| 2025 | 8.49 | 3.21 | 2.64 | 1.18 | 22.2% | 8.4% | 13.8% | .242 | 1.29 | .289 | 72.3% | 4.22 | ||||||||
| 2026 | LAA | ST | 6.97 | 4.35 | 1.60 | 1.74 | 18.2% | 11.4% | 6.8% | .211 | 1.26 | .214 | 71.4% | 104 | 131 | 6.36 | ||||
| 2026 | FGDC | PROJ | 9.80 | 4.62 | 2.12 | 1.19 | 24.9% | 11.7% | 13.2% | .229 | 1.38 | .287 | 71.1% | 4.47 | ||||||
| 2026 | Steamer | PROJ | 9.62 | 4.49 | 2.14 | 1.24 | 24.5% | 11.4% | 13.1% | .235 | 1.39 | .290 | 73.2% | 4.46 | ||||||
| 2026 | ZiPS | PROJ | 9.98 | 4.75 | 2.10 | 1.15 | 25.3% | 12.0% | 13.3% | .223 | 1.36 | .283 | 69.0% | 4.48 | ||||||
| 2026 | ZiPS DC | PROJ | 9.98 | 4.75 | 2.10 | 1.15 | 25.3% | 12.0% | 13.3% | .223 | 1.36 | .283 | 69.0% | 4.48 | ||||||
| 2026 | ATC | PROJ | 9.89 | 4.80 | 2.06 | 1.29 | 25.1% | 12.2% | 12.9% | .228 | 1.39 | .283 | 72.2% | 4.61 | ||||||
| 2026 | THE BAT | PROJ | 10.38 | 4.64 | 2.24 | 1.25 | 26.4% | 11.8% | 14.6% | .225 | 1.37 | .286 | 71.3% | 4.39 | ||||||
| 2026 | THE BAT X | PROJ | 10.21 | 4.60 | 2.22 | 1.10 | 26.1% | 11.8% | 14.3% | .221 | 1.34 | .283 | 72.3% | 4.19 | ||||||
| 2026 | OOPSY | PROJ | 10.71 | 4.73 | 2.26 | 1.18 | 27.1% | 12.0% | 15.1% | .213 | 1.34 | .273 | 75.8% | 4.20 | ||||||
| 2026 | 2 Tms | MLB | 12.37 | 5.43 | 2.28 | 1.06 | 31.2% | 13.7% | 17.5% | .188 | 1.29 | .264 | 73.5% | 99 | 100 | 4.12 | ||||
| 2026 | LAA | MLB | 13.06 | 5.57 | 2.34 | 0.87 | 33.5% | 14.3% | 19.2% | .163 | 1.20 | .240 | 74.6% | 88 | 92 | 3.76 | ||||
| 2026 | CHC | MLB | 7.88 | 4.50 | 1.75 | 2.25 | 17.9% | 10.3% | 7.7% | .324 | 1.88 | .360 | 68.2% | 167 | 158 | 6.46 | ||||
| 2026 | 8.48 | 3.43 | 2.47 | 1.16 | 22.1% | 8.9% | 13.2% | .241 | 1.30 | .287 | 72.4% | 4.28 | ||||||||
| 2026 | FGDC | ROS | 10.84 | 5.01 | 2.16 | 1.04 | 28.2% | 13.0% | 15.2% | .203 | 1.29 | .269 | 73.6% | 4.13 | ||||||
| 2026 | Steamer | ROS | 10.69 | 4.89 | 2.19 | 1.05 | 27.3% | 12.5% | 14.8% | .219 | 1.36 | .288 | 74.3% | 4.07 | ||||||
| 2026 | ZiPS | ROS | 10.99 | 5.13 | 2.14 | 1.02 | 29.1% | 13.6% | 15.5% | .186 | 1.22 | .248 | 72.8% | 4.20 | ||||||
| 2026 | ZiPS DC | ROS | 10.99 | 5.13 | 2.14 | 1.02 | 29.1% | 13.6% | 15.5% | .186 | 1.22 | .248 | 72.8% | 4.20 | ||||||
| 2026 | ATC DC | ROS | 10.58 | 4.93 | 2.15 | 1.05 | 27.2% | 12.7% | 14.5% | .212 | 1.33 | .277 | 72.4% | 4.15 | ||||||
| 2026 | THE BAT | ROS | 11.23 | 5.01 | 2.24 | 0.93 | 29.1% | 13.0% | 16.1% | .204 | 1.31 | .279 | 73.5% | 3.83 | ||||||
| 2026 | THE BAT X | ROS | 11.02 | 4.78 | 2.31 | 0.89 | 28.6% | 12.4% | 16.2% | .203 | 1.28 | .275 | 73.7% | 3.75 | ||||||
| 2026 | OOPSY | ROS | 11.52 | 4.67 | 2.47 | 1.02 | 29.2% | 11.8% | 17.4% | .204 | 1.30 | .274 | 78.1% | 3.71 | ||||||
| Total | - - - | MLB | 11.65 | 5.18 | 2.25 | 1.28 | 29.6% | 13.2% | 16.4% | .197 | 1.30 | .260 | 76.4% | 101 | 108 | 4.44 |
Partial SeasonsPreseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingMLB Regular Season
| Season | Team | Level | Events | EV | maxEV | LA | Barrels | Barrel% | HardHit | HardHit% | divider | ERA | xERA |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | BOS | AAA | 61 | 84.4 | 107.4 | 16.7 | 4 | 6.6% | 18 | 29.5% | 5.47 | 4.45 | |
| 2024 | LAA | AAA | 19 | 89.8 | 105.6 | 18.6 | 0 | 0.0% | 8 | 42.1% | 2.35 | 3.17 | |
| 2024 | LAA | MLB | 38 | 87.0 | 109.8 | 17.3 | 0 | 0.0% | 10 | 26.3% | 2.12 | 1.66 | |
| 2025 | LAA | MLB | 145 | 88.3 | 114.9 | 15.2 | 15 | 10.3% | 54 | 37.2% | 4.74 | 4.34 | |
| 2026 | LAA | ST | 30 | 90.2 | 110.1 | 17.3 | 0 | 0.0% | 13 | 43.3% | 5.23 | ||
| 2026 | 2 Tms | MLB | 136 | 89.1 | 108.2 | 14.3 | 8 | 5.9% | 48 | 35.3% | 4.07 | 3.26 | |
| 2026 | LAA | MLB | 109 | 88.9 | 108.2 | 16.6 | 6 | 5.5% | 38 | 34.9% | 3.66 | 2.94 | |
| 2026 | CHC | MLB | 27 | 90.1 | 107.0 | 4.9 | 2 | 7.4% | 10 | 37.0% | 6.75 | 6.01 | |
| Total | - - - | MLB | 319 | 88.5 | 114.9 | 15.1 | 23 | 7.2% | 112 | 35.1% | 4.11 | 3.47 |
| Season | Team | Level | Events | EV | maxEV | LA | Barrels | Barrel% | HardHit | HardHit% | divider | ERA | xERA |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | BOS | AAA | 61 | 84.4 | 107.4 | 16.7 | 4 | 6.6% | 18 | 29.5% | 5.47 | 4.45 | |
| 2024 | LAA | AAA | 19 | 89.8 | 105.6 | 18.6 | 0 | 0.0% | 8 | 42.1% | 2.35 | 3.17 | |
| 2024 | LAA | MLB | 38 | 87.0 | 109.8 | 17.3 | 0 | 0.0% | 10 | 26.3% | 2.12 | 1.66 | |
| 2025 | LAA | MLB | 145 | 88.3 | 114.9 | 15.2 | 15 | 10.3% | 54 | 37.2% | 4.74 | 4.34 | |
| 2026 | LAA | ST | 30 | 90.2 | 110.1 | 17.3 | 0 | 0.0% | 13 | 43.3% | 5.23 | ||
| 2026 | 2 Tms | MLB | 136 | 89.1 | 108.2 | 14.3 | 8 | 5.9% | 48 | 35.3% | 4.07 | 3.26 | |
| 2026 | LAA | MLB | 109 | 88.9 | 108.2 | 16.6 | 6 | 5.5% | 38 | 34.9% | 3.66 | 2.94 | |
| 2026 | CHC | MLB | 27 | 90.1 | 107.0 | 4.9 | 2 | 7.4% | 10 | 37.0% | 6.75 | 6.01 | |
| Total | - - - | MLB | 319 | 88.5 | 114.9 | 15.1 | 23 | 7.2% | 112 | 35.1% | 4.11 | 3.47 |
