St. Louis Cardinals · No. 61 · P
Riley O'Brien
6' 4", 180 lbs·Age 31·Bats R / Throws R
↑ HotL5 games
2026 · 39 G
3.43
ERA
3-3
W-L
39.3
IP
1.12
WHIP
39
SO
13
BB
8.9
K/9
24
SV
The Almanac's Take
AI-generated analysis coming soon.
Career Arc · ERA
4 seasonsLast 10 Games
| Date | IP | H | ER | BB | SO | HR | Dec |
|---|---|---|---|---|---|---|---|
| Jul 14 | 1 | 1 | 0 | 0 | 1 | 0 | — |
| Jul 11 | 1 | 0 | 0 | 1 | 1 | 0 | S |
| Jul 10 | 1 | 0 | 0 | 0 | 2 | 0 | S |
| Jul 8 | 1 | 1 | 0 | 0 | 1 | 0 | — |
| Jul 4 | 1 | 0 | 0 | 1 | 1 | 0 | S |
| Jun 30 | 1 | 1 | 0 | 0 | 0 | 0 | S |
| Jun 28 | 1 | 0 | 0 | 0 | 1 | 0 | S |
| Jun 22 | 1 | 0 | 0 | 0 | 0 | 0 | S |
| Jun 21 | 1 | 2 | 2 | 0 | 1 | 1 | — |
| Jun 16 | 1 | 0 | 0 | 1 | 0 | 0 | S |
Career · Pitching
5 seasons| Year | Team | G | IP | W | L | ERA | ERA+ | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|
| 2021 | — | 1 | 1.1 | 0 | 1 | 13.50 | — | 2 | 3.75 |
| 2022 | — | 1 | 1.0 | 0 | 0 | 0.00 | — | 1 | 2.00 |
| 2024 | — | 8 | 8.0 | 0 | 0 | 11.25 | — | 11 | 2.63 |
| 2025 | — | 42 | 48.0 | 3 | 1 | 2.06 | — | 45 | 1.15 |
| 2026 | — | 39 | 39.1 | 3 | 3 | 3.43 | — | 39 | 1.12 |
| Career | 91 | 97.2 | 6 | 5 | — | — | 98 | — | |
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