Age
31
Bats / Throws
R / R
Ht / Wt
6' 4" / 180 lbs
Born
1995-02-06 · Seattle, WA, USA
Awards
All-Star2026
Pitcher · #61
Riley O'Brien
St. Louis Cardinals2026 · STL
WAR-0.2Wins above replacement, based on runs allowed (RA9), park- and league-adjusted.
RA9 4.92
Park-adjusted RA9 5.03
League RA9 4.56
Est. leverage 2.02
ERA+101Adjusts for ballpark and league; 100 is league average and higher is better.
G66NL #22
GS0
W-L3-9
SV381st in the NL
IP64.0
ERA4.08
WHIP1.28
K64
BB29
K%23.2%
BB%10.5%
K-BB%12.7%
HR/90.70
Splits
| WAR | ERA+ | G | GS | W-L | SV | IP | ERA | WHIP | K | BB | K% | BB% | K-BB% | HR/9 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| September | -0.6 | 85 | 10 | 0 | 0-3 | 4 | 9.1 | 4.82 | 1.61 | 10 | 6 | 24.4% | 14.6% | 9.8% | 1.93 |
| August | -0.2 | 72 | 12 | 0 | 0-2 | 8 | 11.0 | 5.73 | 1.36 | 8 | 5 | 17.0% | 10.6% | 6.4% | 0.82 |
| July | 0.4 | 191 | 9 | 0 | 0-1 | 5 | 8.1 | 2.16 | 1.32 | 12 | 7 | 31.6% | 18.4% | 13.2% | 0.00 |
| June | -0.1 | 76 | 10 | 0 | 0-1 | 7 | 10.0 | 5.40 | 1.60 | 7 | 7 | 14.6% | 14.6% | 0.0% | 0.90 |
| May | -0.4 | 65 | 10 | 0 | 0-1 | 6 | 10.0 | 6.30 | 1.30 | 10 | 3 | 22.7% | 6.8% | 15.9% | 0.90 |
| April | 0.5 | 275 | 12 | 0 | 2-1 | 7 | 12.0 | 1.50 | 0.75 | 15 | 1 | 32.6% | 2.2% | 30.4% | 0.00 |
| March | 0.3 | - | 3 | 0 | 1-0 | 1 | 3.1 | 0.00 | 0.90 | 2 | 0 | 16.7% | 0.0% | 16.7% | 0.00 |
Rolling Trend
Game Log
| Date | Opponent | Result | IP | H | R | ER | BB | K |
|---|---|---|---|---|---|---|---|---|
| Sep 20 | vs  | W | 1.0 | 0 | 0 | 0 | 0 | 0 |
| Sep 19 | vs | L | 1.0 | 1 | 1 | 0 | 0 | 2 |
| Sep 16 | vs  | L | 1.0 | 2 | 2 | 1 | 1 | 0 |
| Sep 14 | vs | W | 1.0 | 1 | 0 | 0 | 1 | 2 |
| Sep 12 | vs  | L | 1.0 | 1 | 2 | 2 | 1 | 2 |
| Sep 11 | vs | W | 1.0 | 0 | 0 | 0 | 0 | 1 |
| Sep 7 | @ | L | 1.0 | 1 | 1 | 0 | 2 | 0 |
| Sep 4 | @  | W | 1.0 | 1 | 0 | 0 | 0 | 2 |
| Sep 3 | @  | L | 0.1 | 2 | 2 | 2 | 1 | 0 |
| Sep 2 | @ | W | 1.0 | 0 | 1 | 0 | 0 | 1 |
| Aug 27 | vs  | W | 1.0 | 1 | 0 | 0 | 0 | 1 |
| Aug 26 | vs | L | 1.0 | 2 | 1 | 1 | 0 | 0 |
| Aug 23 | @  | L | 0.2 | 5 | 6 | 6 | 1 | 0 |
| Aug 20 | @  | W | 0.1 | 1 | 0 | 0 | 2 | 0 |
| Aug 18 | @ | W | 1.0 | 0 | 0 | 0 | 0 | 1 |
