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Riley O'Brien

STL Cardinals • #61 • Reliever

Active
Position Reliever
Height 6'4"
Weight 180
Age 31
Birthdate Feb 6, 1995
Birthplace Seattle, WA, USA
School College of Idaho

Riley O'Brien Projections, Player Props and Stats

Total Hits

0.0 / game
(2026) avg
Date Opponent Hits Close
Aug 20 @ CIN CIN 0 -
Aug 18 @ CIN CIN 0 -
Aug 17 @ CIN CIN 0 -
Aug 15 @ CHC CHC 0 -
Aug 11 vs PHI PHI 0 -
Aug 9 vs COL COL 0 -
Aug 7 vs COL COL 0 -
Aug 5 @ NYY NYY 0 -
Aug 2 @ TOR TOR 0 -
Jul 30 vs CHC CHC 0 -
Last 10 average

Strikeouts Thrown

1.0 / game
(2026) avg
Date Opponent K Close
Aug 20 @ CIN CIN 0 -
Aug 18 @ CIN CIN 1 -
Aug 17 @ CIN CIN 3 -
Aug 15 @ CHC CHC 0 -
Aug 11 vs PHI PHI 1 -
Aug 9 vs COL COL 0 -
Aug 7 vs COL COL 0 -
Aug 5 @ NYY NYY 1 -
Aug 2 @ TOR TOR 1 -
Jul 30 vs CHC CHC 1 -
Last 10 average 0.8

Outs Recorded

2.94 / game
(2026) avg
Date Opponent Outs Close
Aug 20 @ CIN CIN 1 -
Aug 18 @ CIN CIN 3 -
Aug 17 @ CIN CIN 3 -
Aug 15 @ CHC CHC 3 -
Aug 11 vs PHI PHI 3 -
Aug 9 vs COL COL 3 -
Aug 7 vs COL COL 3 -
Aug 5 @ NYY NYY 3 -
Aug 2 @ TOR TOR 3 -
Jul 30 vs CHC CHC 3 -
Last 10 average 2.8

Total Home Runs

0.0 / game
(2026) avg
Date Opponent HR Close
Aug 20 @ CIN CIN 0 -
Aug 18 @ CIN CIN 0 -
Aug 17 @ CIN CIN 0 -
Aug 15 @ CHC CHC 0 -
Aug 11 vs PHI PHI 0 -
Aug 9 vs COL COL 0 -
Aug 7 vs COL COL 0 -
Aug 5 @ NYY NYY 0 -
Aug 2 @ TOR TOR 0 -
Jul 30 vs CHC CHC 0 -
Last 10 average

Total Bases

0.0 / game
(2026) avg
Date Opponent TB Close
Aug 20 @ CIN CIN 0 -
Aug 18 @ CIN CIN 0 -
Aug 17 @ CIN CIN 0 -
Aug 15 @ CHC CHC 0 -
Aug 11 vs PHI PHI 0 -
Aug 9 vs COL COL 0 -
Aug 7 vs COL COL 0 -
Aug 5 @ NYY NYY 0 -
Aug 2 @ TOR TOR 0 -
Jul 30 vs CHC CHC 0 -
Last 10 average

Total RBIs

0.0 / game
(2026) avg
Date Opponent RBI Close
Aug 20 @ CIN CIN 0 -
Aug 18 @ CIN CIN 0 -
Aug 17 @ CIN CIN 0 -
Aug 15 @ CHC CHC 0 -
Aug 11 vs PHI PHI 0 -
Aug 9 vs COL COL 0 -
Aug 7 vs COL COL 0 -
Aug 5 @ NYY NYY 0 -
Aug 2 @ TOR TOR 0 -
Jul 30 vs CHC CHC 0 -
Last 10 average

Total Runs Scored

0.0 / game
(2026) avg
Date Opponent Runs Close
Aug 20 @ CIN CIN 0 -
Aug 18 @ CIN CIN 0 -
Aug 17 @ CIN CIN 0 -
Aug 15 @ CHC CHC 0 -
Aug 11 vs PHI PHI 0 -
Aug 9 vs COL COL 0 -
Aug 7 vs COL COL 0 -
Aug 5 @ NYY NYY 0 -
Aug 2 @ TOR TOR 0 -
Jul 30 vs CHC CHC 0 -
Last 10 average

Hit a Home Run

0.0 / game
(2026) avg
Date Opponent HR Close
Aug 20 @ CIN CIN 0 -
Aug 18 @ CIN CIN 0 -
Aug 17 @ CIN CIN 0 -
Aug 15 @ CHC CHC 0 -
Aug 11 vs PHI PHI 0 -
Aug 9 vs COL COL 0 -
Aug 7 vs COL COL 0 -
Aug 5 @ NYY NYY 0 -
Aug 2 @ TOR TOR 0 -
Jul 30 vs CHC CHC 0 -
Last 10 average

Riley O'Brien Game Logs

2026 Game Log
Date Opp Score M/L O/U S/R RES IP H R ER SO BB HR PIT P/IP G/F
Aug 20 @ CIN W 10 - 9 W -108 O 9.0 R S 0.1 1 0 0 0 2 0 15 45.0 0.00
Aug 18 @ CIN W 3 - 0 W -112 U 9.0 R S 1.0 0 0 0 1 0 0 13 13.0 0.00
Aug 17 @ CIN W 2 - 1 W -108 U 9.5 R S 1.0 0 0 0 3 0 0 14 14.0 0.00
Aug 15 @ CHC W 8 - 4 W 166 O 9.0 R ND 1.0 0 0 0 0 0 0 14 14.0 2.00
Aug 11 vs PHI W 2 - 0 W 142 U 7.5 R S 1.0 0 0 0 1 0 0 8 8.0 0.00
Aug 9 vs COL W 7 - 4 W -158 O 9.5 R S 1.0 0 0 0 0 0 0 8 8.0 0.00
Aug 7 vs COL W 3 - 2 W -164 U 8.5 R S 1.0 0 0 0 0 1 0 14 14.0 0.00
Aug 5 @ NYY W 3 - 1 W 140 U 8.5 R S 1.0 0 0 0 1 1 0 22 22.0 1.00
Aug 2 @ TOR W 5 - 1 W 116 U 8.5 R ND 1.0 1 0 0 1 0 0 18 18.0 0.00
Jul 30 vs CHC L 4 - 2 F/10 L -116 U 8.5 R ND 1.0 0 0 0 1 0 0 17 17.0 0.00
Jul 29 vs CHC W 3 - 2 F/10 W -112 U 7.5 R ND 1.0 0 0 0 1 0 0 18 18.0 0.00
Jul 22 @ LAA W 1 - 0 W 120 U 8.5 R S 1.0 0 0 0 3 2 0 26 26.0 0.00
Jul 20 @ LAA L 3 - 2 L -108 U 8.5 R L 0.1 2 2 2 1 0 0 21 63.0 0.00
Jul 17 @ AZ W 5 - 4 W -104 P 9.0 R S 1.0 1 0 0 1 1 0 16 16.0 0.00
Jul 11 vs ATL W 4 - 1 W -108 U 8.5 R S 1.0 0 0 0 1 1 0 18 18.0 0.00
Jul 10 vs ATL W 2 - 1 W 138 U 7.5 R S 1.0 0 0 0 2 0 0 12 12.0 0.00
Jul 8 vs MIL W 5 - 1 W 128 U 8.0 R ND 1.0 1 0 0 1 0 0 15 15.0 0.00
Jul 4 @ CHC W 3 - 0 W 134 U 8.0 R S 1.0 0 0 0 1 1 0 13 13.0 0.00
Jun 30 @ ATL W 5 - 3 W 122 U 9.5 R S 1.0 1 0 0 0 0 0 9 9.0 0.00
Jun 28 vs MIA W 2 - 1 W -122 U 9.0 R S 1.0 0 0 0 1 0 0 15 15.0 1.00
Jun 22 vs AZ W 3 - 2 W -152 U 8.5 R S 1.0 0 0 0 0 0 0 17 17.0 0.00
Jun 21 @ KC W 12 - 10 W -130 O 9.0 R ND 1.0 2 2 2 1 0 1 12 12.0 0.00
Jun 16 vs SD W 3 - 2 W -118 U 8.5 R S 1.0 0 0 0 0 1 0 13 13.0 2.00
Jun 13 @ MIN W 9 - 6 W -110 O 9.0 R ND 1.0 0 1 1 1 3 0 31 31.0 1.00
Jun 7 vs CIN W 5 - 3 W -152 U 9.5 R S 1.0 1 0 0 1 0 0 15 15.0 0.00
Jun 6 vs CIN W 6 - 5 W -126 O 9.0 R S 1.0 2 0 0 1 1 0 23 23.0 0.00
Jun 3 vs TEX W 5 - 3 W -116 O 7.5 R S 1.0 0 0 0 0 1 0 13 13.0 0.50
Jun 2 vs TEX L 7 - 4 L -108 O 7.0 R L 1.0 3 3 3 2 1 0 32 32.0 0.00
May 29 vs CHC W 6 - 5 W 112 O 7.5 R S 1.0 1 1 1 0 0 0 14 14.0 0.00
May 23 @ CIN L 7 - 6 F/11 L -110 O 9.5 R L 1.1 0 1 0 2 1 0 20 15.0 0.00
May 19 vs PIT W 9 - 6 F/10 W -112 O 8.0 R BS 1.0 2 2 2 0 1 0 22 22.0 1.00
May 15 vs KC W 5 - 4 F/11 W -108 O 8.5 R ND 1.0 1 0 0 0 0 0 10 10.0 0.00
May 14 @ ATH W 5 - 4 W 102 U 9.5 R S 1.0 0 0 0 2 0 0 16 16.0 0.00
May 12 @ ATH W 6 - 4 W 132 P 10.0 R S 1.0 0 0 0 0 1 0 13 13.0 0.00
May 10 @ SD L 3 - 2 F/10 L 112 U 8.5 R BS 1.0 2 2 2 3 0 1 31 31.0 0.00
May 7 @ SD W 2 - 1 W 144 U 9.5 R S 1.0 0 0 0 1 0 0 10 10.0 0.00
May 4 vs MIL W 6 - 3 W 110 P 9.0 R S 0.2 0 0 0 0 0 0 3 4.5 1.00
May 2 vs LAD W 3 - 2 W 116 U 8.5 R S 1.0 4 2 2 2 0 0 26 26.0 0.00
Apr 29 @ PIT W 5 - 4 W 112 O 8.5 R S 1.0 1 0 0 1 0 0 11 11.0 1.00
Apr 25 vs SEA L 11 - 9 L 130 O 7.5 R L 1.0 4 2 2 1 1 0 39 39.0 1.00
Apr 21 @ MIA W 5 - 3 W -102 U 8.5 R S 1.0 1 0 0 1 0 0 17 17.0 0.00
Apr 19 @ HOU W 7 - 5 F/10 W 118 O 8.5 R W 1.1 1 0 0 2 0 0 19 14.3 0.00
Apr 18 @ HOU W 7 - 5 W 124 O 9.0 R S 0.2 0 0 0 1 0 0 7 10.5 0.00
Apr 15 vs CLE W 5 - 3 W -112 U 9.0 R S 1.0 0 0 0 2 0 0 15 15.0 0.00
Apr 14 vs CLE W 6 - 5 F/10 W 108 O 9.0 R W 1.0 0 0 0 1 0 0 15 15.0 1.00
Apr 10 vs BOS W 3 - 2 W 116 U 7.5 R S 1.0 0 0 0 1 0 0 8 8.0 0.00
Apr 8 @ WAS W 6 - 1 W -126 U 8.5 R ND 1.0 0 0 0 0 0 0 15 15.0 0.00
Apr 7 @ WAS W 7 - 6 F/10 W -104 O 7.5 R S 1.0 0 1 0 2 0 0 16 16.0 0.00
Apr 5 @ DET W 5 - 3 W 120 P 8.0 R S 1.0 0 0 0 1 0 0 13 13.0 1.00
Apr 1 vs NYM W 2 - 1 F/11 W 138 U 7.5 R ND 1.0 1 0 0 2 0 0 16 16.0 0.00
Mar 31 vs NYM W 3 - 0 W 124 U 8.5 R S 1.0 0 0 0 0 0 0 11 11.0 2.00
Mar 28 vs TB W 6 - 5 F/10 W -104 O 7.5 R H 1.0 2 0 0 0 0 0 9 9.0 0.00
Mar 26 vs TB W 9 - 7 W 114 O 8.0 R W 1.1 1 0 0 2 0 0 17 12.8 0.00
Show Full Season

Riley O'Brien's Pitching Statistics for Regular Season

Season Team G GS W L SV BS ERA CG SHO IP H R ER BB SO HR WP
2026 STL 53 0 3 4 33 5 2.94 0 0 52.0 36 19 17 20 53 2 5
2025 STL 42 0 3 1 6 3 2.06 0 0 48.0 33 13 11 20 45 2 3
2024 STL 8 0 0 0 0 1 11.25 0 0 8.0 13 10 10 8 11 2 1
2022 SEA 1 0 0 0 0 0 0.00 0 0 1.0 1 0 0 1 1 0 0
2021 CIN 1 1 0 1 0 0 13.50 0 0 1.3 2 2 2 3 2 2 0

Riley O'Brien's Pitching Statistics for Post Season

Season Team G GS W L SV BS ERA CG SHO IP H R ER BB SO HR WP

Pitching Splits

Overall Last 3 Away Home Day Night
W-L 3-4 0-0 1-2 2-2 0-0 3-4
ERA 2.94 0.00 2.62 3.21 0.00 2.94
IP 52.0 2.3 24.0 28.0 0.0 52.0
HITS 36 1 13 23 0 36
RUNS 19 0 9 10 0 19
ER 17 0 7 10 0 17
SO 53 4 30 23 0 53
BB 20 2 12 8 0 20
HR 2 0 2 0 0 2
OBP .303 .300 .297 .308 .000 .303
WHIP 1.08 1.29 1.04 1.11 0.00 1.08
GB:FB 2.43 0.00 3.00 2.07 0.00 2.43
SB 2 0 1 1 0 2
CS 0 0 0 0 0 0
SB% 0.00 0.00 0.00 0.00 0.00 0.00
QS% 0.00 0.00 0.00 0.00 0.00 0.00


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