Riley O'Brien had a 3-1 record with an ERA of 2.06, 45 strikeouts and 6 saves in 42 appearances in his rookie season in 2025.
| NAME | SEASON | TM | G | W | L | W% | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | ERA- | FIP | FIP- | H/9 | PRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | R. O'Brien | 2025 | 42 | 3 | 1 | .750 | 0 | 2.06 | 45 | 0 | 0 | 6 | 48.0 | 33 | 11 | 13 | 2 | 22 | 7 | 15 | 2 | 199 | 3 | 8.44 | 4.13 | 2.05 | 0.38 | 22.6 | 11.1 | 1.15 | .252 | 2.44 | 50 | 3.61 | 89 | 6.19 | 2.4 | |
| 2 | | R. O'Brien | 2024 | 8 | 0 | 0 | 0 | 11.25 | 11 | 0 | 0 | 0 | 8.0 | 13 | 10 | 10 | 2 | 8 | 1 | 4 | 0 | 46 | 1 | 12.38 | 9.00 | 1.38 | 2.25 | 23.9 | 17.4 | 2.63 | .458 | 11.25 | 278 | 7.03 | 177 | 14.62 | -2.8 | ||
| 3 | | R. O'Brien | 2022 | 1 | 0 | 0 | 0 | 0.00 | 1 | 0 | 0 | 0 | 1.0 | 1 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 5 | 0 | 9.00 | 9.00 | 1.00 | 0.00 | 20.0 | 20.0 | 2.00 | .333 | 0.00 | 0 | 4.11 | 107 | 9.00 | 0 | ||
| 4 | | R. O'Brien | 2021 | 1 | 0 | 1 | .000 | 1 | 13.50 | 2 | 0 | 0 | 0 | 1.1 | 2 | 2 | 2 | 2 | 3 | 0 | 0 | 0 | 9 | 0 | 13.50 | 20.25 | 0.67 | 13.50 | 22.2 | 33.3 | 3.75 | .000 | 13.50 | 306 | 26.41 | 593 | 13.50 | -3.1 |
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More Cardinals Stats
Team Batting Leaders 
HR
29
Walker
RBI
116
Burleson
AVG
.279
Burleson
Team Pitching Leaders 
W
12
Pallante
K
154
Liberatore
ERA
2.67
Graceffo
Team Rankings
HR
166
23rd
R
716
16th
SO
1,272
25th
ERA
4.25
20th
Pirates
MLB 2026 Batting Leaders
MLB 2026 Pitching Leaders
MLB Fantasy 2026
MLB 2026 Betting
MLB 2026 Standings
| NL East | W | L | PCT | GB |
|---|---|---|---|---|
 Braves - y | 94 | 67 | .584 | |
87 | 74 | .540 | 7.0 | |
79 | 82 | .491 | 15.0 | |
76 | 85 | .472 | 18.0 | |
74 | 87 | .460 | 20.0 | |
| NL Central | W | L | PCT | GB |
 Brewers - y | 102 | 59 | .634 | |
 Cubs - w | 88 | 73 | .547 | 14.0 |
81 | 80 | .503 | 21.0 | |
77 | 84 | .478 | 25.0 | |
75 | 86 | .466 | 27.0 | |
| NL West | W | L | PCT | GB |
 Dodgers - y | 99 | 62 | .615 | |
 Padres - w | 90 | 71 | .559 | 9.0 |
86 | 75 | .534 | 13.0 | |
65 | 96 | .404 | 34.0 | |
58 | 103 | .360 | 41.0 |
Phillies
Marlins
Nationals
Mets
Diamondbacks
Giants
Rockies| AL East | W | L | PCT | GB |
|---|---|---|---|---|
 Rays - y | 98 | 63 | .609 | |
 Yankees - w | 93 | 68 | .578 | 5.0 |
 Red Sox - w | 87 | 74 | .540 | 11.0 |
79 | 82 | .491 | 19.0 | |
78 | 83 | .484 | 20.0 | |
| AL Central | W | L | PCT | GB |
 Guardians - y | 85 | 76 | .528 | |
 White Sox - w | 83 | 78 | .516 | 2.0 |
76 | 85 | .472 | 9.0 | |
76 | 85 | .472 | 9.0 | |
68 | 93 | .422 | 17.0 | |
| AL West | W | L | PCT | GB |
80 | 81 | .497 | ||
80 | 81 | .497 | ||
75 | 86 | .466 | 5.0 | |
64 | 97 | .398 | 16.0 | |
62 | 99 | .385 | 18.0 |
Orioles
Blue Jays
Twins
Tigers
Royals
Astros
Rangers
Athletics
Angels