Riley O'Brien
RP - St. Louis Cardinals
Age: 30College: College of IdahoBats: RThrows: RCountry: USA
2026 Outlook
Draft Rank (ECR)
P #163
Best / Worst
#118 / #118
ADP
N/A
Roster %
Yahoo
7%
ESPN
2%
Eligibility
Yahoo
RP
ESPN
RP
CBS
RP
Availability
Game Log
| Date | OPP | Score | DEC | IP | H | R | ER | HR | BB | K | ERA | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sun, Sep 28 | @ CHC | - | - | 1.0 | 1 | 0 | 0 | 0 | 0 | 2 | 0.00 | 1.00 |
| Wed, Sep 24 | @ SF | - | L | 1.0 | 2 | 1 | 1 | 0 | 1 | 0 | 9.00 | 3.00 |
| Tue, Sep 23 | @ SF | - | SV | 0.1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.00 | 0.00 |
| Sun, Sep 21 | vs. MIL | - | - | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
| Sat, Sep 20 | vs. MIL | - | - | 1.1 | 0 | 0 | 0 | 0 | 1 | 1 | 0.00 | 0.75 |
| Tue, Sep 16 | vs. CIN | - | SV | 1.0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.00 | 0.00 |
| Sun, Sep 14 | @ MIL | - | SV | 1.0 | 0 | 0 | 0 | 0 | 1 | 2 | 0.00 | 1.00 |
| Wed, Sep 10 | @ SEA | - | - | 2.0 | 2 | 1 | 0 | 0 | 2 | 2 | 0.00 | 2.00 |
| Sun, Sep 7 | vs. SF | - | SV | 1.0 | 1 | 0 | 0 | 0 | 0 | 0 | 0.00 | 1.00 |
| Sat, Sep 6 | vs. SF | - | W | 1.0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.00 | 0.00 |
| Thu, Aug 28 | vs. PIT | - | HLD | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
| Mon, Aug 25 | vs. PIT | - | BS | 2.2 | 1 | 1 | 1 | 0 | 0 | 1 | 5.40 | 0.60 |
| Tue, Aug 19 | @ MIA | - | SV | 1.0 | 0 | 0 | 0 | 0 | 2 | 2 | 0.00 | 2.00 |
| Sun, Aug 17 | vs. NYY | - | BS | 2.2 | 1 | 0 | 0 | 0 | 0 | 2 | 0.00 | 0.60 |
| Wed, Aug 13 | vs. COL | - | HLD | 1.0 | 2 | 0 | 0 | 0 | 0 | 0 | 0.00 | 2.00 |
| Sun, Aug 10 | vs. CHC | - | HLD | 1.2 | 0 | 0 | 0 | 0 | 1 | 1 | 0.00 | 1.50 |
| Fri, Aug 8 | vs. CHC | - | - | 1.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
| Wed, Aug 6 | @ LAD | - | SV | 1.1 | 0 | 0 | 0 | 0 | 1 | 0 | 0.00 | 0.75 |
| Mon, Aug 4 | @ LAD | - | BS | 1.0 | 1 | 1 | 1 | 0 | 0 | 0 | 9.00 | 1.00 |
| Wed, Jul 30 | vs. MIA | - | - | 1.1 | 0 | 0 | 0 | 0 | 0 | 1 | 0.00 | 0.00 |
| Sat, Jul 26 | vs. SD | - | - | 1.0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.00 | 0.00 |
| Thu, Jul 24 | vs. SD | - | HLD | 0.1 | 1 | 0 | 0 | 0 | 1 | 1 | 0.00 | 6.00 |
| Tue, Jul 22 | @ COL | - | - | 1.0 | 1 | 1 | 0 | 0 | 2 | 1 | 0.00 | 3.00 |
| Sun, Jul 20 | @ ARI | - | - | 1.0 | 0 | 0 | 0 | 0 | 0 | 2 | 0.00 | 0.00 |
| Sun, Jul 13 | vs. ATL | - | HLD | 2.2 | 1 | 0 | 0 | 0 | 1 | 2 | 0.00 | 1.20 |
| Fri, Jul 11 | vs. ATL | - | - | 2.0 | 2 | 0 | 0 | 0 | 1 | 4 | 0.00 | 1.50 |
| Sun, Jul 6 | @ CHC | - | - | 2.0 | 2 | 0 | 0 | 0 | 0 | 3 | 0.00 | 1.00 |
| Wed, Jul 2 | @ PIT | - | - | 1.2 | 2 | 1 | 1 | 0 | 1 | 1 | 13.50 | 4.50 |
| Sun, Jun 29 | @ CLE | - | - | 1.0 | 0 | 0 | 0 | 0 | 2 | 3 | 0.00 | 2.00 |
| Thu, Jun 26 | vs. CHC | - | - | 1.0 | 0 | 0 | 0 | 0 | 1 | 1 | 0.00 | 1.00 |
| Mon, Jun 23 | vs. CHC | - | - | 1.0 | 1 | 0 | 0 | 0 | 0 | 0 | 0.00 | 1.00 |
| Fri, Jun 20 | vs. CIN | - | - | 1.2 | 0 | 0 | 0 | 0 | 1 | 2 | 0.00 | 1.50 |
| Thu, Jun 19 | @ CWS | - | - | 1.0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.00 | 0.00 |
| Tue, Jun 17 | @ CWS | - | - | 2.0 | 1 | 0 | 0 | 0 | 0 | 1 | 0.00 | 0.50 |
| Fri, Jun 13 | @ MIL | - | - | 1.0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.00 | 0.00 |
| Wed, Jun 11 | vs. TOR | - | - | 2.0 | 2 | 0 | 0 | 0 | 1 | 1 | 0.00 | 1.50 |
| Mon, Jun 9 | vs. TOR | - | - | 2.0 | 3 | 1 | 1 | 1 | 0 | 0 | 4.50 | 1.50 |
| Thu, Jun 5 | vs. KC | - | - | 2.2 | 1 | 0 | 0 | 0 | 0 | 1 | 0.00 | 0.60 |
| Thu, May 1 | @ CIN | - | - | 2.2 | 1 | 3 | 3 | 1 | 1 | 2 | 16.20 | 1.20 |
| Mon, Apr 28 | @ CIN | - | - | 1.2 | 2 | 0 | 0 | 0 | 1 | 0 | 0.00 | 4.50 |
| Sat, Apr 26 | vs. MIL | - | HLD | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0.00 | 0.00 |
