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Riley O'Brien

Riley O'Brien

St. Louis Cardinals
P
Age: 31
Bats/Throws: R/R
6'4" / 180
DOB: 2/6/1995
(31 years, 8 months, 27 days)
P
Player Dashboard:
Season20262027Total
TeamSTLFGDC- - -
LevelMLBPROJMLB
G6665118
GS001
IP64.065.0122.1
K%23.2%23.1%23.0%
BB%10.5%10.1%11.8%
GB%45.8%48.9%
ERA4.083.723.83
FIP3.943.854.26
WAR0.30.50.2
2026 Pitch
Selection
SI:58%
SL:41%
RosterResource
Current Role:Bullpen: Closer (RR)
How Acquired:Purchased (SEA) Nov'23
Draft:2017, Rd: 8, Pick: 4, Ovr: 229
Draft Team:Tampa Bay Rays
Signing Bonus:$7,500
School:College of Idaho
Contract1 yr, $795k (2026) (RR)
Pre-Arbitration
AAV: $795k
Service Time
1.129
MiLB Options
0
Free Agent
2031
Arb Eligible
2028
News
Rotowire: O'Brien said recently that he wants to put on "as much muscle as I can" this offseason in order to help his body absorb the toll of the 2027 season, Daniel Guerrero of the St. Louis Post-Dispatch reports. (10/7/2026)
RG
10/9/26
RG
10/6/26
RG
9/26/26
RG
9/14/26
FG
5/23/26
FG
5/6/26
FG
4/23/26
RG
4/2/26
RG
2/18/26
RG
9/21/25
RG
8/17/25
RG
8/15/25
RG
8/10/25
RG
8/3/25
FG
11/21/23
FG
5/13/22
FG
4/11/22
FG
9/8/21
FG
12/23/20
FG
9/1/20
FG
3/18/20
FG
7/26/19
FG
2/8/19
FG
1/30/19
FG
1/22/19
More Articles
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FG
RG
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Season20262027Total
TeamSTLFGDC- - -
LevelMLBPROJMLB
G6665118
GS001
IP64.065.0122.1
K%23.2%23.1%23.0%
BB%10.5%10.1%11.8%
GB%45.8%48.9%
ERA4.083.723.83
FIP3.943.854.26
WAR0.30.50.2
2026 Pitch
Selection
SI:58%
SL:41%
RosterResource
Current Role:Bullpen: Closer (RR)
How Acquired:Purchased (SEA) Nov'23
Draft:2017, Rd: 8, Pick: 4, Ovr: 229
Draft Team:Tampa Bay Rays
Signing Bonus:$7,500
School:College of Idaho
Contract1 yr, $795k (2026) (RR)
Pre-Arbitration
AAV: $795k
Service Time
1.129
MiLB Options
0
Free Agent
2031
Arb Eligible
2028
News
Rotowire: O'Brien said recently that he wants to put on "as much muscle as I can" this offseason in order to help his body absorb the toll of the 2027 season, Daniel Guerrero of the St. Louis Post-Dispatch reports. (10/7/2026)
RG
10/9/26
RG
10/6/26
RG
9/26/26
RG
9/14/26
FG
5/23/26
FG
5/6/26
FG
4/23/26
RG
4/2/26
RG
2/18/26
RG
9/21/25
RG
8/17/25
RG
8/15/25
RG
8/10/25
RG
8/3/25
FG
11/21/23
FG
5/13/22
FG
4/11/22
FG
9/8/21
FG
12/23/20
FG
9/1/20
FG
3/18/20
FG
7/26/19
FG
2/8/19
FG
1/30/19
FG
1/22/19
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