Mason Barnett 2026 season stats

Mason Barnett played 19 games for the Athletics in the 2026 MLB regular season, with 1 win, a 7.16 ERA and 42 strikeouts.

All Mason Barnett seasonsAthletics

2026 regular season

GP
19
R
36
H
49
K
42
L
4
W
1
BB
28
ER
35
GS
5
IP
44.0
SV
2
W%
0.2

2026 splits

Totals, from the 19 regular-season games in the log.

Mason Barnett, 2026 splits
GP: Games the player appeared in, however briefly.IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.H: Times the batter reached base by hitting the ball, without help from an error.R: Runs — scored by the batter, or allowed by the pitcher.ER: Earned runs allowed — runs that scored without help from an error.BB: Times the batter reached first base on four balls.K: Batters this pitcher struck out.HR: Home runs hit.ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent.
All games1944.04936352842127.16
Home921.220161591686.23
Away1022.1292020192648.06
Wins57.24111811.17
Losses1436.14535342734118.42
April12.01002100.00
June813.172251811.35
July614.117141471048.79
August311.0171716109713.09
September13.17334408.10

What the columns mean: IP · H · R · BB · K · HR · ERA

By opponent

Mason Barnett, 2026, by opponent
GP: Games the player appeared in, however briefly.IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.H: Times the batter reached base by hitting the ball, without help from an error.R: Runs — scored by the batter, or allowed by the pitcher.ER: Earned runs allowed — runs that scored without help from an error.BB: Times the batter reached first base on four balls.K: Batters this pitcher struck out.HR: Home runs hit.ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent.
vs BOS15.04331605.40
vs CHW23.04333109.00
vs CIN14.155537310.38
vs CLE13.17334408.10
vs COL11.21000100.00
vs DET11.00002000.00
vs HOU14.01002700.00
vs KC12.276642120.25
vs LAA21.22001100.00
vs MIA24.066622413.50
vs MIL12.00000400.00
vs MIN13.14221205.40
vs PIT12.02110114.50
vs SF22.01112404.50
vs TB14.056530311.25

What the columns mean: IP · H · R · BB · K · HR · ERA

2026 games

Mason Barnett, last 15 games, 2026 regular season
IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.H: Times the batter reached base by hitting the ball, without help from an error.R: Runs — scored by the batter, or allowed by the pitcher.ER: Earned runs allowed — runs that scored without help from an error.BB: Times the batter reached first base on four balls.K: Batters this pitcher struck out.HR: Home runs hit.
Sep 18, 2026@ CLEL 5-33.1733440
Aug 17, 2026@ KCL 9-52.2766421
Aug 11, 2026vs TBL 12-44.0565303
Aug 6, 2026@ CINL 6-54.1555373
Jul 30, 2026vs BOSL 5-45.0433160
Jul 25, 2026@ MINL 2-03.1422120
Jul 10, 2026@ CHWL 14-11.0333100
Jul 8, 2026@ DETL 6-11.0000200
Jul 5, 2026vs MIAL 9-82.0322002
Jul 3, 2026vs MIAL 12-52.0344222
Jun 27, 2026@ LAAL 5-20.2100000
Jun 25, 2026@ SFW 9-61.0000010
Jun 23, 2026@ SFL 3-11.0111230
Jun 18, 2026vs LAAW 5-01.0100110
Jun 15, 2026vs PITW 11-22.0211011

What the columns mean: IP · H · R · BB · K · HR

All 19 gamesOnly the last 15 games
Mason Barnett, game by game, 2026 regular season
IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.H: Times the batter reached base by hitting the ball, without help from an error.R: Runs — scored by the batter, or allowed by the pitcher.ER: Earned runs allowed — runs that scored without help from an error.BB: Times the batter reached first base on four balls.K: Batters this pitcher struck out.HR: Home runs hit.
Sep 18, 2026@ CLEL 5-33.1733440
Aug 17, 2026@ KCL 9-52.2766421
Aug 11, 2026vs TBL 12-44.0565303
Aug 6, 2026@ CINL 6-54.1555373
Jul 30, 2026vs BOSL 5-45.0433160
Jul 25, 2026@ MINL 2-03.1422120
Jul 10, 2026@ CHWL 14-11.0333100
Jul 8, 2026@ DETL 6-11.0000200
Jul 5, 2026vs MIAL 9-82.0322002
Jul 3, 2026vs MIAL 12-52.0344222
Jun 27, 2026@ LAAL 5-20.2100000
Jun 25, 2026@ SFW 9-61.0000010
Jun 23, 2026@ SFL 3-11.0111230
Jun 18, 2026vs LAAW 5-01.0100110
Jun 15, 2026vs PITW 11-22.0211011
Jun 12, 2026vs COLW 6-41.2100010
Jun 9, 2026vs MILW 7-52.0000040
Jun 5, 2026@ HOUL 5-14.0100270
Apr 19, 2026vs CHWL 7-42.0100210

What the columns mean: IP · H · R · BB · K · HR

Source: ESPN public MLB data, 2026 season.