Jack Flaherty has played 10 seasons for 4 teams, including the Cardinals and Tigers. He has 66 wins, 64 losses, an ERA of 3.86 and 1,232 strikeouts. He has won 1 World Series.
| 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 |  | J. Flaherty | 2017 | 6 | 0 | 2 | .000 | 5 | 6.33 | 20 | 0 | 0 | 0 | 21.1 | 23 | 15 | 15 | 4 | 10 | 1 | 0 | 1 | 94 | 0 | 8.44 | 4.22 | 2.00 | 1.69 | 21.3 | 10.6 | 1.55 | .322 | 6.33 | 152 | 5.26 | 124 | 9.70 | -2.5 | |
| 2 | | J. Flaherty | 2018 | 28 | 8 | 9 | .471 | 28 | 3.34 | 182 | 0 | 0 | 0 | 151.0 | 108 | 56 | 59 | 20 | 59 | 11 | 0 | 3 | 615 | 6 | 10.85 | 3.52 | 3.08 | 1.19 | 29.6 | 9.6 | 1.11 | .257 | 3.52 | 86 | 3.86 | 97 | 6.44 | 2 | |
| 3 | | J. Flaherty | 2019 | 33 | 11 | 8 | .579 | 33 | 2.75 | 231 | 0 | 0 | 0 | 196.1 | 135 | 60 | 62 | 25 | 55 | 7 | 0 | 2 | 772 | 6 | 10.59 | 2.52 | 4.20 | 1.15 | 29.9 | 7.1 | 0.97 | .242 | 2.84 | 66 | 3.45 | 80 | 6.19 | 18.6 | |
| 4 | | J. Flaherty | 2020 | 9 | 4 | 3 | .571 | 9 | 4.91 | 49 | 0 | 0 | 0 | 40.1 | 33 | 22 | 22 | 6 | 16 | 3 | 0 | 0 | 170 | 1 | 10.93 | 3.57 | 3.06 | 1.34 | 28.8 | 9.4 | 1.21 | .281 | 4.91 | 115 | 4.10 | 95 | 7.36 | 0.9 | |
| 5 | | J. Flaherty | 2021 | 17 | 9 | 2 | .818 | 15 | 3.22 | 85 | 0 | 0 | 0 | 78.1 | 57 | 28 | 35 | 12 | 26 | 6 | 0 | 1 | 322 | 4 | 9.77 | 2.99 | 3.27 | 1.38 | 26.4 | 8.1 | 1.06 | .233 | 4.02 | 79 | 4.21 | 101 | 6.55 | -0.5 | |
| 6 | | J. Flaherty | 2022 | 9 | 2 | 1 | .667 | 8 | 4.25 | 33 | 0 | 0 | 0 | 36.0 | 36 | 17 | 18 | 4 | 22 | 5 | 0 | 0 | 167 | 0 | 8.25 | 5.50 | 1.50 | 1.00 | 19.8 | 13.2 | 1.61 | .311 | 4.50 | 108 | 4.97 | 127 | 9.00 | -4.4 | |
| 7 | | J. Flaherty | 2023 | TOT | 29 | 8 | 9 | .471 | 27 | 4.99 | 148 | 0 | 0 | 0 | 144.1 | 162 | 80 | 83 | 17 | 66 | 12 | 0 | 2 | 650 | 8 | 9.23 | 4.12 | 2.24 | 1.06 | 22.8 | 10.2 | 1.58 | .356 | 5.18 | 117 | 4.35 | 102 | 10.10 | -1.5 |
| 8 | | J. Flaherty | 2024 | TOT | 28 | 13 | 7 | .650 | 28 | 3.17 | 194 | 0 | 0 | 0 | 162.0 | 135 | 57 | 61 | 24 | 38 | 4 | 0 | 0 | 649 | 6 | 10.78 | 2.11 | 5.11 | 1.33 | 29.9 | 5.9 | 1.07 | .285 | 3.39 | 78 | 3.47 | 84 | 7.50 | 11.8 |
| 9 |  | J. Flaherty | 2025 | 31 | 8 | 15 | .348 | 31 | 4.64 | 188 | 0 | 0 | 0 | 161.0 | 147 | 83 | 85 | 23 | 59 | 5 | 0 | 1 | 681 | 4 | 10.51 | 3.30 | 3.19 | 1.29 | 27.6 | 8.7 | 1.28 | .305 | 4.75 | 114 | 3.84 | 92 | 8.22 | 5.9 | |
| 10 | | J. Flaherty | 2026 | 19 | 3 | 8 | .273 | 19 | 4.59 | 102 | 0 | 0 | 0 | 86.1 | 80 | 44 | 52 | 11 | 42 | 7 | 0 | 1 | 389 | 5 | 10.63 | 4.38 | 2.43 | 1.15 | 26.2 | 10.8 | 1.41 | .304 | 5.42 | 111 | 4.08 | 99 | 8.34 | 0.6 | |
| Total | 209 | 66 | 64 | .508 | 203 | 3.86 | 1,232 | 0 | 0 | 0 | 1077.0 | 916 | 462 | 492 | 146 | 393 | 61 | 0 | 11 | 4,509 | 40 | 10.30 | 3.28 | 3.13 | 1.22 | 27.3 | 8.7 | 1.22 | .288 | 4.11 | 94 | 3.91 | 94 | 7.65 | 30.8 |
STL
DETMore MLB News
This Date in Baseball - Barry Bonds hits Home Run No. 756 to break Hank Aaron’s storied record
This Date in Baseball-Week Ahead
Lights go out and Yankees offense goes dark again in latest power outage at the plate
Bratt Ks 9 in 7 1-hit innings for 1st win in majors, helping Diamondbacks rout Padres 10-4
Mariners reliever and manager ejected after 4th Tigers batter hit by pitch
Mets rookie Jefry Yan has viral high-flying celebration after striking out his 1st MLB batter
More Cardinals Stats
Team Batting Leaders 
HR
22
Walker
RBI
81
Walker
AVG
.287
Burleson
Team Pitching Leaders 
W
12
Pallante
K
107
Liberatore
ERA
3.44
Leahy
Team Rankings
HR
118
22nd
R
499
17th
SO
880
25th
ERA
4.12
15th
Brewers
Cubs
Pirates
Reds
COL
PHI
MLB 2026 Batting Leaders
MLB 2026 Pitching Leaders
MLB Fantasy 2026
MLB 2026 Betting
MLB 2026 Standings
| NL East | W | L | PCT | GB |
|---|---|---|---|---|
69 | 45 | .605 | ||
61 | 54 | .530 | 8.5 | |
58 | 57 | .504 | 11.5 | |
56 | 60 | .483 | 14.0 | |
49 | 66 | .426 | 20.5 | |
| NL Central | W | L | PCT | GB |
71 | 43 | .623 | ||
66 | 49 | .574 | 5.5 | |
57 | 58 | .496 | 14.5 | |
57 | 59 | .491 | 15.0 | |
55 | 58 | .487 | 15.5 | |
| NL West | W | L | PCT | GB |
69 | 46 | .600 | ||
61 | 54 | .530 | 8.0 | |
59 | 56 | .513 | 10.0 | |
48 | 67 | .417 | 21.0 | |
45 | 70 | .391 | 24.0 |
Braves
Marlins
Nationals
Mets
Dodgers
Diamondbacks
Padres
Giants| AL East | W | L | PCT | GB |
|---|---|---|---|---|
68 | 46 | .596 | ||
64 | 51 | .557 | 4.5 | |
62 | 51 | .549 | 5.5 | |
56 | 58 | .491 | 12.0 | |
54 | 61 | .470 | 14.5 | |
| AL Central | W | L | PCT | GB |
59 | 54 | .522 | ||
57 | 58 | .496 | 3.0 | |
56 | 59 | .487 | 4.0 | |
55 | 59 | .482 | 4.5 | |
48 | 67 | .417 | 12.0 | |
| AL West | W | L | PCT | GB |
59 | 57 | .509 | ||
57 | 58 | .496 | 1.5 | |
56 | 59 | .487 | 2.5 | |
45 | 69 | .395 | 13.0 | |
43 | 71 | .377 | 15.0 |
Rays
Yankees
Red Sox
Orioles
Blue Jays
White Sox
Guardians
Twins
Royals
Astros
Rangers
Mariners
Athletics
Angels