Mason McGwire
Los Angeles Angels (A+)P
Age: 22
Bats/Throws: R/R
6'4" / 190
DOB: 1/5/2004
(22 years, 8 months, 1 day)
P
Player Dashboard:
Quick Links
More
Stats
Stat Groups:
Select
You can shift + click on full MLB seasons in Season Stats and games in Game Logs to select spans for aggregate stats. Read more here
Heat Map:
Off
On
Preseason ProjectionsIn-Season ProjectionsMinor Leagues
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | CHC | CPX | 19 | 1 | 6 | 0 | 11 | 10 | 35.1 | 9.17 | 7.39 | 1.27 | .398 | 51.9% | 44.3% | 13.9% | 9.42 | 7.80 | 7.01 | ||||||
| 2024 | CHC | A | 20 | 0 | 4 | 0 | 15 | 8 | 41.0 | 6.59 | 7.46 | 0.88 | .300 | 66.3% | 54.5% | 14.8% | 5.71 | 5.94 | 5.27 | ||||||
| 2026 | Steamer | PROJ | 22 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4.65 | 6.25 | 1.43 | .299 | 68.2% | 45.3% | 6.25 | 6.38 | 6.15 | 0.0 | ||||||
| 2026 | OOPSY | PROJ | 22 | 0 | 0 | 0 | 1 | 1 | 2.9 | 3.32 | 6.19 | 1.42 | .290 | 65.0% | 6.61 | 6.69 | 0.0 | ||||||||
| 2026 | CHC | A | 22 | 2 | 2 | 0 | 10 | 5 | 30.0 | 13.50 | 3.00 | 0.90 | .302 | 73.8% | 31.3% | 9.7% | 2.40 | 3.15 | 3.31 | ||||||
| 2026 | CHC | A+ | 22 | 1 | 2 | 1 | 8 | 6 | 29.1 | 8.28 | 4.30 | 0.92 | .312 | 67.0% | 37.7% | 8.3% | 4.91 | 4.96 | 5.79 | ||||||
| 2026 | LAA | A+ | 22 | 1 | 2 | 0 | 5 | 5 | 19.2 | 10.53 | 3.20 | 0.46 | .389 | 75.9% | 41.8% | 6.7% | 4.12 | 3.73 | 4.48 | ||||||
| 2026 | --- | MiLB | 22 | 4 | 6 | 1 | 23 | 16 | 79.0 | 10.82 | 3.53 | 0.80 | .330 | 71.9% | 36.7% | 8.5% | 3.76 | 3.97 | 4.52 | ||||||
| 2026 | Steamer | ROS | 22 | 0 | 0 | 0 | 0 | 0 | 1.0 | 6.04 | 4.96 | 1.45 | .292 | 69.5% | 5.52 | 5.66 | 0.0 | ||||||||
| 2026 | OOPSY | ROS | 22 | 0 | 0 | 0 | 1 | 1 | 3.3 | 6.50 | 4.38 | 1.52 | .283 | 65.1% | 5.52 | 5.51 | 0.0 |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | CHC | CPX | 19 | 1 | 6 | 0 | 11 | 10 | 35.1 | 9.17 | 7.39 | 1.27 | .398 | 51.9% | 44.3% | 13.9% | 9.42 | 7.80 | 7.01 | ||||||
| 2024 | CHC | A | 20 | 0 | 4 | 0 | 15 | 8 | 41.0 | 6.59 | 7.46 | 0.88 | .300 | 66.3% | 54.5% | 14.8% | 5.71 | 5.94 | 5.27 | ||||||
| 2026 | Steamer | PROJ | 22 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4.65 | 6.25 | 1.43 | .299 | 68.2% | 45.3% | 6.25 | 6.38 | 6.15 | 0.0 | ||||||
| 2026 | OOPSY | PROJ | 22 | 0 | 0 | 0 | 1 | 1 | 2.9 | 3.32 | 6.19 | 1.42 | .290 | 65.0% | 6.61 | 6.69 | 0.0 | ||||||||
| 2026 | CHC | A | 22 | 2 | 2 | 0 | 10 | 5 | 30.0 | 13.50 | 3.00 | 0.90 | .302 | 73.8% | 31.3% | 9.7% | 2.40 | 3.15 | 3.31 | ||||||
| 2026 | CHC | A+ | 22 | 1 | 2 | 1 | 8 | 6 | 29.1 | 8.28 | 4.30 | 0.92 | .312 | 67.0% | 37.7% | 8.3% | 4.91 | 4.96 | 5.79 | ||||||
| 2026 | LAA | A+ | 22 | 1 | 2 | 0 | 5 | 5 | 19.2 | 10.53 | 3.20 | 0.46 | .389 | 75.9% | 41.8% | 6.7% | 4.12 | 3.73 | 4.48 | ||||||
| 2026 | --- | MiLB | 22 | 4 | 6 | 1 | 23 | 16 | 79.0 | 10.82 | 3.53 | 0.80 | .330 | 71.9% | 36.7% | 8.5% | 3.76 | 3.97 | 4.52 | ||||||
| 2026 | Steamer | ROS | 22 | 0 | 0 | 0 | 0 | 0 | 1.0 | 6.04 | 4.96 | 1.45 | .292 | 69.5% | 5.52 | 5.66 | 0.0 | ||||||||
| 2026 | OOPSY | ROS | 22 | 0 | 0 | 0 | 1 | 1 | 3.3 | 6.50 | 4.38 | 1.52 | .283 | 65.1% | 5.52 | 5.51 | 0.0 |
Preseason ProjectionsIn-Season ProjectionsMinor Leagues
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | CHC | CPX | 1 | 6 | 9.42 | 11 | 10 | 0 | 0 | 0 | 0 | 0 | 35.1 | 185 | 48 | 44 | 37 | 5 | 29 | 0 | 7 | 8 | 2 | 36 | |
| 2024 | CHC | A | 0 | 4 | 5.71 | 15 | 8 | 0 | 0 | 0 | 0 | 0 | 41.0 | 189 | 40 | 29 | 26 | 4 | 34 | 0 | 1 | 11 | 1 | 30 | |
| 2026 | Steamer | PROJ | 0 | 0 | 6.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2026 | OOPSY | PROJ | 0 | 0 | 6.61 | 1 | 1 | 0 | 0 | 0 | 2.9 | 14 | 3 | 2 | 2 | 0 | 2 | 0 | 0 | 1 | |||||
| 2026 | CHC | A | 2 | 2 | 2.40 | 10 | 5 | 0 | 0 | 0 | 0 | 1 | 30.0 | 123 | 22 | 12 | 8 | 3 | 10 | 0 | 2 | 2 | 2 | 45 | |
| 2026 | CHC | A+ | 1 | 2 | 4.91 | 8 | 6 | 0 | 0 | 1 | 0 | 0 | 29.1 | 123 | 27 | 17 | 16 | 3 | 14 | 0 | 2 | 0 | 0 | 27 | |
| 2026 | LAA | A+ | 1 | 2 | 4.12 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 19.2 | 89 | 22 | 9 | 9 | 1 | 7 | 0 | 4 | 4 | 0 | 23 | |
| 2026 | --- | MiLB | 4 | 6 | 3.76 | 23 | 16 | 0 | 0 | 1 | 0 | 1 | 79.0 | 335 | 71 | 38 | 33 | 7 | 31 | 0 | 8 | 6 | 2 | 95 | |
| 2026 | Steamer | ROS | 0 | 0 | 5.52 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | ||||
| 2026 | OOPSY | ROS | 0 | 0 | 5.52 | 1 | 1 | 0 | 0 | 0 | 3.3 | 14 | 3 | 2 | 2 | 1 | 2 | 0 | 0 | 2 |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | CHC | CPX | 1 | 6 | 9.42 | 11 | 10 | 0 | 0 | 0 | 0 | 0 | 35.1 | 185 | 48 | 44 | 37 | 5 | 29 | 0 | 7 | 8 | 2 | 36 | |
| 2024 | CHC | A | 0 | 4 | 5.71 | 15 | 8 | 0 | 0 | 0 | 0 | 0 | 41.0 | 189 | 40 | 29 | 26 | 4 | 34 | 0 | 1 | 11 | 1 | 30 | |
| 2026 | Steamer | PROJ | 0 | 0 | 6.25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||
| 2026 | OOPSY | PROJ | 0 | 0 | 6.61 | 1 | 1 | 0 | 0 | 0 | 2.9 | 14 | 3 | 2 | 2 | 0 | 2 | 0 | 0 | 1 | |||||
| 2026 | CHC | A | 2 | 2 | 2.40 | 10 | 5 | 0 | 0 | 0 | 0 | 1 | 30.0 | 123 | 22 | 12 | 8 | 3 | 10 | 0 | 2 | 2 | 2 | 45 | |
| 2026 | CHC | A+ | 1 | 2 | 4.91 | 8 | 6 | 0 | 0 | 1 | 0 | 0 | 29.1 | 123 | 27 | 17 | 16 | 3 | 14 | 0 | 2 | 0 | 0 | 27 | |
| 2026 | LAA | A+ | 1 | 2 | 4.12 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 19.2 | 89 | 22 | 9 | 9 | 1 | 7 | 0 | 4 | 4 | 0 | 23 | |
| 2026 | --- | MiLB | 4 | 6 | 3.76 | 23 | 16 | 0 | 0 | 1 | 0 | 1 | 79.0 | 335 | 71 | 38 | 33 | 7 | 31 | 0 | 8 | 6 | 2 | 95 | |
| 2026 | Steamer | ROS | 0 | 0 | 5.52 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 5 | 1 | 1 | 1 | 0 | 1 | 0 | 1 | ||||
| 2026 | OOPSY | ROS | 0 | 0 | 5.52 | 1 | 1 | 0 | 0 | 0 | 3.3 | 14 | 3 | 2 | 2 | 1 | 2 | 0 | 0 | 2 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesAverages
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | CHC | CPX | 9.17 | 7.39 | 1.24 | 1.27 | 19.5% | 15.7% | 3.8% | .322 | 2.18 | .398 | 51.9% | 166 | 135 | 7.80 | ||||
| 2024 | CHC | A | 6.59 | 7.46 | 0.88 | 0.88 | 15.9% | 18.0% | -2.1% | .260 | 1.80 | .300 | 66.3% | 156 | 159 | 5.94 | ||||
| 2026 | Steamer | PROJ | 4.65 | 6.25 | 0.75 | 1.43 | 10.9% | 14.6% | -3.7% | .288 | 1.85 | .299 | 68.2% | 6.38 | ||||||
| 2026 | OOPSY | PROJ | 3.32 | 6.19 | 0.54 | 1.42 | 7.6% | 14.2% | -6.6% | .291 | 1.88 | .290 | 65.0% | 6.69 | ||||||
| 2026 | CHC | A | 13.50 | 3.00 | 4.50 | 0.90 | 36.6% | 8.1% | 28.5% | .198 | 1.07 | .302 | 73.8% | 53 | 69 | 3.15 | ||||
| 2026 | CHC | A+ | 8.28 | 4.30 | 1.93 | 0.92 | 22.0% | 11.4% | 10.6% | .252 | 1.40 | .312 | 67.0% | 94 | 95 | 4.96 | ||||
| 2026 | LAA | A+ | 10.53 | 3.20 | 3.29 | 0.46 | 25.8% | 7.9% | 18.0% | .282 | 1.47 | .389 | 75.9% | 88 | 80 | 3.73 | ||||
| 2026 | --- | MiLB | 10.82 | 3.53 | 3.06 | 0.80 | 28.4% | 9.3% | 19.1% | .240 | 1.29 | .330 | 71.9% | 77 | 81 | 3.97 | ||||
| 2026 | Steamer | ROS | 6.04 | 4.96 | 1.22 | 1.45 | 14.6% | 12.0% | 2.6% | .272 | 1.63 | .292 | 69.5% | 5.66 | ||||||
| 2026 | OOPSY | ROS | 6.50 | 4.38 | 1.48 | 1.52 | 16.7% | 11.2% | 5.4% | .261 | 1.48 | .283 | 65.1% | 5.51 |
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | CHC | CPX | 9.17 | 7.39 | 1.24 | 1.27 | 19.5% | 15.7% | 3.8% | .322 | 2.18 | .398 | 51.9% | 166 | 135 | 7.80 | ||||
| 2024 | CHC | A | 6.59 | 7.46 | 0.88 | 0.88 | 15.9% | 18.0% | -2.1% | .260 | 1.80 | .300 | 66.3% | 156 | 159 | 5.94 | ||||
| 2026 | Steamer | PROJ | 4.65 | 6.25 | 0.75 | 1.43 | 10.9% | 14.6% | -3.7% | .288 | 1.85 | .299 | 68.2% | 6.38 | ||||||
| 2026 | OOPSY | PROJ | 3.32 | 6.19 | 0.54 | 1.42 | 7.6% | 14.2% | -6.6% | .291 | 1.88 | .290 | 65.0% | 6.69 | ||||||
| 2026 | CHC | A | 13.50 | 3.00 | 4.50 | 0.90 | 36.6% | 8.1% | 28.5% | .198 | 1.07 | .302 | 73.8% | 53 | 69 | 3.15 | ||||
| 2026 | CHC | A+ | 8.28 | 4.30 | 1.93 | 0.92 | 22.0% | 11.4% | 10.6% | .252 | 1.40 | .312 | 67.0% | 94 | 95 | 4.96 | ||||
| 2026 | LAA | A+ | 10.53 | 3.20 | 3.29 | 0.46 | 25.8% | 7.9% | 18.0% | .282 | 1.47 | .389 | 75.9% | 88 | 80 | 3.73 | ||||
| 2026 | --- | MiLB | 10.82 | 3.53 | 3.06 | 0.80 | 28.4% | 9.3% | 19.1% | .240 | 1.29 | .330 | 71.9% | 77 | 81 | 3.97 | ||||
| 2026 | Steamer | ROS | 6.04 | 4.96 | 1.22 | 1.45 | 14.6% | 12.0% | 2.6% | .272 | 1.63 | .292 | 69.5% | 5.66 | ||||||
| 2026 | OOPSY | ROS | 6.50 | 4.38 | 1.48 | 1.52 | 16.7% | 11.2% | 5.4% | .261 | 1.48 | .283 | 65.1% | 5.51 |

