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Pitcher Data and Usage Tracking

Mason Barnett
Mason Barnett
Throws: R
Primary Role(s): Reliever
Age: 24

Athletics
Team Record: 71 - 81
Head Coach: Mark Kotsay
Pitching Coach: Scott Emerson
Pitcher Snapshot
Pitcher Impact Rating:
42.3
IP (last 7 gm):
9
ERA (last 7 gm):
9.00
Team BP Power Rank:
#5

Pitcher Season Stats

Cumulative Stats
Season G ERA IP PA P/pa SO/pa BB/pa HR/pa SB/pa G/AO AVG OBP xWOBA OPS
2025 2 9.00 9.0 43 3.91 20.9% 11.6% 2.3% - 0.42 0.306 0.395 0.316 0.839
2025 SpringTr 3 5.40 6.2 31 3.94 22.6% 12.9% 0.0% - 0.71 0.269 0.387 - 0.810
2025: Home 1 11.25 4.0 20 3.30 5.0% 0.0% 5.0% - 0.38 0.400 0.400 - 1.050
2025: Away 1 7.20 5.0 23 4.43 34.8% 21.7% 0.0% - 0.5 0.188 0.391 - 0.579
2025: Vs L 2 - 3.0 12 3.42 8.3% 0.0% 0.0% - 0.6 0.250 0.250 - 0.500
2025: Vs R 2 - 6.0 31 4.10 25.8% 16.1% 3.2% - 0.29 0.333 0.452 - 0.994
2025 Pitch Arsenal
Game Logs
Game Date Opponent IP PA R H 2B 3B HR BB SO SB CS NP-S AVG
2025-09-05 (ATH) @ Angels 5.0
1
 23 4 3 0 0 0 5 8 0 0 102-55 0.31
2025-08-30 (ATH) vs Rangers 4.0
1
 20 5 8 2 0 1 0 1 0 0 66-42 0.40
Advanced Stats
Advanced Stats will be released after the All-Star break

Bullpen Usage & Stats

Last 7 Days
Player IP NP-S ERA Sep-17 Sep-16 Sep-15 Sep-14 Sep-13 Sep-12 Sep-11
Mason Barnett 0 0-0 9.00
Michael Kelly 2.1 32-18 2.70
0.1
4-3
1.0
9
12-7
1.0
6
16-8
Tyler Ferguson 3.1 59-40 2.08
1.1
20-15
0.1
6
8-6
1.2
5
31-19
Sean Newcomb 2.0 31-22 0.00
1.0
7
13-9
1.0
9
18-13
Hogan Harris 3.1 36-24 0.00
1.1
8
10-8
1.0
9
14-8
1.0
7
12-8
Elvis Alvarado 3.0 43-30 2.08
2.0
30-21
1.0
8
13-9
J.T. Ginn 0 0-0 0.00
Brady Basso 2.0 26-15 0.00
0.1
6-4
0.2
6
14-6
1.0
7
6-5
Osvaldo Bido 0 0-0 0.00
Jack Perkins 0 0-0 2.25
Justin Sterner 3.1 64-43 1.69
1.1
31-21
1.0
8
17-11
1.0
8
16-11
Mitch Spence 0 0-0 3.60
Luis Morales 0 0-0 1.80
IP
In
NP-S
IP
In
NP-S
IP
In
NP-S
IP
In
NP-S
IP
In
NP-S
IP
In
NP-S
IP
In
NP-S
Advanced Pitcher Traits
Games Pitched this Season:
2
Games Started this Season:
0
Pitchers versus LH batters:
Rarely
Pitchers versus RH batters:
Yes
Avg Inning when called:
1
Avg Run Diff when called:
1
Pitches over 30 pitches:
Yes
Pitches before the 8th:
Yes
Pitches back to back days:
No
Other Athletics Pitchers

Michael Kelly (R)
Tyler Ferguson (R)
Sean Newcomb (L)
Hogan Harris (L)
Elvis Alvarado (R)
Brady Basso (L)
Osvaldo Bido (R)
Justin Sterner (R)
Max Muncy (R)

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