Major League Baseball
Profile | Career Statistics
Riley O'Brien
#55 - St. Louis Cardinals
Profile
Position Starter
Ht/Wt 6'4" / 180 lbs
Birthdate February 6, 1995
Birthplace Seattle, Washington
College Idaho
Bats/Throws Right / Right
Draft 2017 - Round 8 (229 overall) by Tampa Bay
Experience 4 years
Key Statistics
IP 24.1
W/L 0-0
SV 0
ERA 1.85
K 26
BB 12
OBP .327
Errors 0
Last 10 | Season
Date vs S/R Res Score IP H R ER K BB HR P P/IP GB:FB
7/22/25 @ COL R 4-8 1.0 1 1 0 1 2 0 31 31.0 2.00
7/20/25 @ AZ R 3-5 1.0 0 0 0 2 0 0 17 17.0 .00
7/13/25 ATL R H 5-4 1.2 1 0 0 2 1 0 27 16.2 1.00
7/11/25 ATL R 5-6 2.0 2 0 0 4 1 0 38 19.0 1.00
7/6/25 @ CHC R 0-11 2.0 2 0 0 3 0 0 39 19.5 .50
7/2/25 @ PIT R 0-5 0.2 2 1 1 1 1 0 20 30.0 .00
6/29/25 @ CLE R 7-0 1.0 0 0 0 3 2 0 26 26.0 .00
6/26/25 CHC R 0-3 1.0 0 0 0 1 1 0 16 16.0 .00
6/23/25 CHC R 8-2 1.0 1 0 0 0 0 0 19 19.0 1.00
6/20/25 CIN R 6-1 0.2 0 0 0 2 1 0 13 19.5 .00
Pitching Statistics | Career
Year Team G GS W L SV BS ERA CG SHO IP H R ER BB K HR WP
2025 STL 19 0 0 0 0 0 1.85 0 0 24.1 19 6 5 12 26 2 3
2024 STL 8 0 0 0 0 1 11.25 0 0 8.0 13 10 10 8 11 2 1
Pitching Splits
  Overall Last 3 Away Home Day Night Grass Fieldturf Astroturf
W/L
ERA
IP
Hits
Runs
ER
K
BB
HR		 0-0
1.85
24.1
19
6
5
26
12
2		 0-0
0.00
0.0
0
0
0
0
0
0		 0-0
3.00
12.0
9
5
4
15
7
1		 0-0
0.73
12.1
10
1
1
11
5
1		 0-0
3.00
12.0
7
4
4
14
7
1		 0-0
0.73
12.1
12
2
1
12
5
1		 0-0
1.85
24.1
19
6
5
26
12
2		 0-0
0.00
0.0
0
0
0
0
0
0		 0-0
0.00
0.0
0
0
0
0
0
0
OBP
WHIP
GB:FB
SB
CS
SB %
QS %		 .327
1.27
2.67
0
1
0.0
0.0		 .000
0.00
0
0
0
0
0.0		 .340
1.33
2.17
0
0
0
0.0		 .312
1.22
3.67
0
1
0.0
0.0		 .306
1.17
13.00
0
1
0.0
0.0		 .346
1.38
1.38
0
0
0
0.0		 .327
1.27
2.67
0
1
0.0
0.0		 .000
0.00
0
0
0
0
0.0		 .000
0.00
0
0
0
0
0.0
TW/TL
AF
AA
Total
Over
Under		 8-11
4.21
4.63
8.84
10
8		 0-0
0.00
0.00
0.00
0
0		 3-7
3.80
5.20
9.00
4
5		 5-4
4.67
4.00
8.67
6
3		 5-5
3.80
4.70
8.50
5
5		 3-6
4.67
4.56
9.22
5
3		 8-11
4.21
4.63
8.84
10
8		 0-0
0.00
0.00
0.00
0
0		 0-0
0.00
0.00
0.00
0
0
Season Injury Log
Date On Date Off Injury Status
No injuries to report.