| Window | G | IP | ERA | WHIP | K | BB |
|---|---|---|---|---|---|---|
| Last 30 days | 1 | 2 | 0.00 | 0.00 | 0 | 0 |
| 2026 season | 17 | 31 | 4.31 | 1.60 | 19 | 20 |
How Mason ranks vs qualified MLB pitchers in 2026. Higher percentile = better. The chip on each bar is the percentile (e.g. 11%ile means better than 11% of qualified players).
| Split | IP | ERA | WHIP | K | BB | HR |
|---|---|---|---|---|---|---|
| In relief | 31 | 4.31 | 1.60 | 19 | 20 | 6 |
| Home | 18 | 6.27 | 1.93 | 13 | 16 | 4 |
| Away | 12 | 1.42 | 1.11 | 6 | 4 | 2 |
Last appearance · Aug 26 · 17 pitches
| Pitch | Count | Usage | Avg Velo | Max |
|---|---|---|---|---|
SinkerSI | 8 | 47% | 93.4 mph | 94.2 |
SliderSL | 3 | 18% | 86.5 mph | 87.9 |
CutterFC | 3 | 18% | 90.0 mph | 90.5 |
SweeperST | 2 | 12% | 82.5 mph | 84.1 |
ChangeupCH | 1 | 6% | 87.2 mph | 87.2 |
| Date | Opp | IP | H | R | ER | BB | K | HR | ERA |
|---|---|---|---|---|---|---|---|---|---|
| 2026-08-26 | @ Toronto Blue Jays | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 4.31 |
| 2026-08-23 | vs Detroit Tigers | 0 | 3 |
| Year | Team | W | L | G | IP | ERA | WHIP | K | BB | HR | K/9 | BB/9 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | San Francisco Giants | 1 | 5 | 9 | 36.1 | 6.44 | 1.68 | 31 | 15 | 7 | 7.68 | 3.72 |
| 4 |
| 3 |
| 1 |
| 0 |
| 1 |
| 4.60 |
| 2026-08-18 | vs Athletics | 3 | 2 | 2 | 2 | 3 | 1 | 0 | 3.77 |
| 2026-08-12 | @ Los Angeles Dodgers | 3 | 3 | 1 | 1 | 2 | 1 | 1 | 3.51 |
| 2026-08-07 | vs Chicago Cubs | 5 | 3 | 2 | 2 | 3 | 2 | 1 | 3.57 |
| 2026-06-18 | vs St. Louis Cardinals | 2 | 3 | 2 | 2 | 2 | 0 | 0 | 3.57 |
| 2026-06-15 | @ Washington Nationals | 2 | 1 | 1 | 1 | 1 | 0 | 1 | 2.87 |
| 2026-06-12 | vs Houston Astros | 2 | 3 | 1 | 1 | 3 | 3 | 1 | 2.63 |
| 2026-06-10 | vs Texas Rangers | 1 | 2 | 1 | 1 | 2 | 2 | 0 | 2.38 |
| 2026-06-07 | @ Minnesota Twins | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 1.86 |
| 2025 |
| San Francisco Giants |
| 0 |
| 0 |
| 1 |
| 4.0 |
| 6.75 |
| 1.25 |
| 5 |
| 0 |
| 2 |
| 11.25 |
| 0.00 |
| 2026 | Kansas City Royals | 0 | 0 | 17 | 31.1 | 4.31 | 1.60 | 19 | 20 | 6 | 5.46 | 5.74 |
| Career | — | 1 | 5 | 27 | 71.2 | 5.53 | 1.62 | 55 | 35 | 15 | 6.91 | 4.40 |
