Riley O'Brien is a pitcher for the St. Louis Cardinals. Across 78 MLB appearances, with a 3.72 ERA and 88 strikeouts. This page covers season stats, team history, salary history, and related info.
Season-by-season performance, contract terms, and the complete archive.
| Year | Team | W | L | ERA | G | GS | SV | IP | H | ER | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | CIN | 0 | 1 | 13.50 | 1 | 1 | 0 | 1.1 | 2 | 2 | 3 | 2 | 3.75 |
| 2022 | SEA | 0 | 0 | 0.00 | 1 | 0 | 0 | 1.0 | 1 | 0 | 1 | 1 | 2.00 |
| 2024 | STL | 0 | 0 | 11.25 | 8 | 0 | 0 | 8.0 | 13 | 10 | 8 | 11 | 2.63 |
| 2025 | STL | 3 | 1 | 2.06 | 42 | 0 | 6 | 48.0 | 33 | 11 | 22 | 45 | 1.15 |
| 2026 | STL | 3 | 3 | 4.10 | 26 | 0 | 14 | 26.1 | 24 | 12 | 5 | 29 | 1.10 |
| Career Totals | — | 6 | 5 | 3.72 | 78 | 1 | 20 | 84.2 | 73 | 35 | 39 | 88 | 1.32 |
| Year | Salary |
|---|---|
| 2024 | $740,450 |
| 2026 | $795,050 |
Career Total: $1,535,500 (2 seasons)
Average: $767,750
Salary data is available from 1985 onward.
TGN salary figures show base salary. Signing bonuses, accounting allocations, and luxury-tax values are listed separately where available.
Riley O'Brien's 2026 Opening Day salary with STL is $795,050 on a nominal basis (no deferred component recorded).
| Date | Opp | Result | IP | H | ER | BB | K | HR |
|---|---|---|---|---|---|---|---|---|
| Jun 2 | vs TEX | 4-7 L | 1.0 | 3 | 3 | 1 | 2 | 0 |
| May 29 | vs CHC | 6-5 W | 1.0 | 1 | 1 | 0 | 0 | 0 |
| May 23 | @ CIN | 6-7 L | 1.1 | 0 | 0 | 1 | 2 | 0 |
| May 19 | vs PIT | 9-6 W | 1.0 | 2 | 2 | 1 | 0 | 0 |
| May 15 | vs KC | 5-4 W | 1.0 | 1 | 0 | 0 | 0 | 0 |
| May 14 | @ OAK | 5-4 W | 1.0 | 0 | 0 | 0 | 2 | 0 |
| May 12 | @ OAK | 6-4 W | 1.0 | 0 | 0 | 1 | 0 | 0 |
| May 10 | @ SD | 2-3 L | 1.0 | 2 | 2 | 0 | 3 | 1 |
| May 7 | @ SD | 2-1 W | 1.0 | 0 | 0 | 0 | 1 | 0 |
| May 4 | vs MIL | 6-3 W | 0.2 | 0 | 0 | 0 | 0 | 0 |