Recent Games
Splits
| Split | ERA | WHIP | K | IP |
|---|---|---|---|---|
| Last 1 | 5.40 | 1.60 | 0 | 5.0 |
| Home | 3.57 | 1.22 | 31 | 35.3 |
| Away | 5.02 | 1.49 | 34 | 26.9 |
| vs Elite | 3.10 | 1.03 | 20 | 17.4 |
| vs Avg | 7.22 | 1.51 | 17 | 21.2 |
| vs Weak | 2.39 | 1.42 | 27 | 22.6 |
About Riley O'Brien
Riley O'Brien is a relief pitcher for the St. Louis Cardinals in the MLB, wearing #61. Riley O'Brien is listed at 6' 4", 180 lbs.
Riley O'Brien ranks #52 on Stat Sniper's top 100 MLB players list for the 2026 season (294.0 fantasy points), #51 among pitchers. Among MLB stat leaders, O'Brien is #4 in saves (38).
Through 66 games of the 2026 MLB season, O'Brien has 3 wins, 9 losses, 4.08 ERA and 64.0 innings pitched.
Riley O'Brien 2026 Season Stats
Pitching
- 66
- G
- 0
- GS
- 3
- W
- 9
- L
- 4.08
- ERA
- 64.0
- IP
- 64
- K
- 29
- BB
- 1.28
- WHIP
- 38
- SV
- 9.0
- K/9
St. Louis Cardinals Roster
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Riley O'Brien FAQ
What team does Riley O'Brien play for?
Riley O'Brien plays for the St. Louis Cardinals in the MLB as a relief pitcher, wearing #61.
What are Riley O'Brien's stats this season?
In the 2026 season, across 66 games, Riley O'Brien has 3 wins, 9 losses, 4.08 ERA, 64.0 innings pitched and 64 strikeouts.
Is Riley O'Brien injured?
Riley O'Brien has no injury designation on the current report.
Where does Riley O'Brien rank among MLB players?
Riley O'Brien ranks #52 on Stat Sniper's top 100 MLB players list for the 2026 season (294.0 fantasy points), #51 among pitchers. In the MLB stat leaders, O'Brien is #4 in saves (38). The top 100 list ranks every player by fantasy points: hitters earn 1 point per run, total base, RBI, walk and stolen base and lose 1 per strikeout; pitchers earn 3 per inning, 1 per strikeout, 2 per win and 5 per save, and lose 1 per hit or walk allowed, 2 per earned run and 2 per loss.
How does Riley O'Brien play at home compared with on the road?
At home (36 games): 3.57 ERA, 1.22 WHIP and 31 K. On the road (31 games): 5.02 ERA, 1.49 WHIP and 34 K.
How does Riley O'Brien perform against top-tier opponents?
Against elite opponents (19 games): 3.10 ERA, 1.03 WHIP and 20 K. Against weak opponents (25 games): 2.39 ERA, 1.42 WHIP and 27 K.