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2025 Stats
W
1
L
1
ERA
6.85
WHIP
1.66
IP
22.1
SO
18
SV
0
HLD
0
G
5
GS
5
Career Stats
W
1
L
1
ERA
6.85
WHIP
1.66
IP
22.1
SO
18
SV
0
HLD
0
G
5
GS
5
Year-by-Year Pitching
| Year | Team | G | GS | IP | W | L | SV | SO | ERA | WHIP | Awards |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | ATH | 5 | 5 | 22.1 | 1 | 1 | — | 18 | 6.85 | 1.66 |
Spring Training
Pitching
| Year | Team | G | GS | IP | W | L | SV | SO | ERA | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|
| 2024 | KC | 2 | — | 2.1 | — | 2 | — | — | 15.43 | 2.57 |
| 2025 | ATH | 3 | 1 | 6.2 | 1 | — | — | 7 | 5.40 | 1.65 |
| 2026 | ATH | 3 | 3 | 7.1 | 1 | 1 | — | 6 | 4.91 | 1.77 |
Game Logs
Season selector loads one year at a time.
Pitching
| Date | Opponent | IP | H | R | ER | BB | SO | HR |
|---|---|---|---|---|---|---|---|---|
| 2025-09-26 | vs KC | 5.2 | 3 | 3 | 3 | 2 | 3 | 1 |
| 2025-09-17 | @ BOS | 4.0 | 5 | 3 | 2 | 3 | 2 | 1 |
| 2025-09-10 | vs BOS | 3.2 | 7 | 3 | 3 | 1 | 4 | 0 |
| 2025-09-05 | @ LAA | 5.0 | 3 | 4 | 4 | 5 | 8 | 0 |
| 2025-08-30 | vs TEX | 4.0 | 8 | 5 | 5 | 0 | 1 | 1 |
Transactions
Entire history • newest first.
2026-03-09
Athletics optioned RHP Mason Barnett to Las Vegas Aviators.
2025-08-26
Athletics selected the contract of RHP Mason Barnett from Las Vegas Aviators.
2025-01-17
Athletics invited non-roster RHP Mason Barnett to spring training.
2024-07-30
Oakland Athletics traded RHP Lucas Erceg to Kansas City Royals for RHP Will Klein, RHP Mason Barnett and OF Jared Dickey.
2024-01-10
Kansas City Royals invited non-roster RHP Mason Barnett to spring training.
2022-07-24
Kansas City Royals signed RHP Mason Barnett.
Scouting Report
Statcast-style percentiles • Basenerd theme
Season 2025
Ready
Basic Line
Season / Game
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Statcast Game Log
Per-game pitch metrics from Statcast
| Date | Pitches | Velo | BNStuff+ | BNCtrl+ | Whiff% | Zone% | Chase% | K% | BB% | xwOBA |
|---|---|---|---|---|---|---|---|---|---|---|
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