BIGLEAGUE

Athletics · Pitcher · #63

Mason Barnett

Age 256' 0" · 218lbBats R · Throws RDebut 2025From Kennesaw

ERA

7.02

W-L

1-4

K

50

WHIP

1.66

WAR

-0.6

FIP

6.66

League Percentile

2026 season · percentile vs 46 qualified pitchers
ERA
0
7.02
WHIP
0
1.66
Strikeouts
0
50
K/9
50
9.00
Wins
0
1
Bottom of leagueAverage (50)Top of league

⚠ Below the qualified innings threshold. Percentiles are for reference only.

the entire league · by ERA

Top 100%

Mason Barnett's ERA (7.02) ranks below average among 46 qualified pitchers. The number on each bar is a percentile (higher is better); use the tabs to change the comparison pool.

PITCHING

Season · Career
CategoryGamesERAWinsLossesSavesInningsStrikeoutsWalksWHIP
2026 Season207.0214250.050301.66
Career256.9725272.168411.66

Hover over a stat for its definition.

ARSENAL

Pitch arsenal · 2026 usage and average velocity
Four-Seam49.2%avg 153 km/h
Slider17.8%avg 141 km/h
Sweeper15.2%avg 135 km/h
Curveball10.2%avg 127 km/h
Changeup7.6%avg 137 km/h

ADVANCED

Advanced metrics · 2026 season

BABIP

.293

K/9

9.00

BB/9

5.40

HR/9

2.52

Quality starts

0

Whiff%

22.3%

GAME LOG

Last 10 games · includes team result
DateOppInningsHitsERWalksStrikeoutsTeam
09.24vs HOU6.04428L
09.18@ CLE3.17344L
08.17@ KC2.27642L
08.11vs TB4.05530L
08.06@ CIN4.15537L
07.30vs BOS5.04316L
07.25@ MIN3.14212L
07.10@ CWS1.03310L
07.08@ DET1.00020L
07.05vs MIA2.03200L

SPLITS

Situational splits (2026)

Home

Opp AVG.229
IP27.2
K24
WHIP1.27

Away

Opp AVG.319
IP22.1
K26
WHIP2.15

vs LHP

Opp AVG.297
IP25.0
K18
WHIP1.92

vs RHP

Opp AVG.242
IP24.2
K32
WHIP1.42

RISP

Opp AVG.400
IP10.1
K6
WHIP2.23

YEAR BY YEAR

Year-by-year · Career trends

ERALower is better

▲ Trending down year over year
ERA by yearFrom 6.85 in 2025 to 7.02 in 2026. Lower is better for this stat.2025 ERA: 6.856.8520252026 ERA: 7.027.022026
Show yearly figures
ERA year-by-year details
YearERA
20256.85
20267.02

WHIPLower is better

WHIP by yearFrom 1.66 in 2025 to 1.66 in 2026. Lower is better for this stat.2025 WHIP: 1.661.6620252026 WHIP: 1.661.662026
Show yearly figures
WHIP year-by-year details
YearWHIP
20251.66
20261.66

Strikeouts

▲ Trending up year over year
Strikeouts by yearFrom 18 in 2025 to 50 in 2026.2025 Strikeouts: 181820252026 Strikeouts: 50502026
Show yearly figures
Strikeouts year-by-year details
YearStrikeouts
202518
202650
YearTeamGamesERAWinsLossesSavesInningsStrikeoutsWalksWHIP
2025ATH56.8511022.118111.66
2026ATH207.0214250.050301.66