Jack Flaherty has a record of 10-1 with an ERA of 2.75 and 100 strikeouts in 17 appearances versus the Pirates in his career.
| NAME | DATE | TM | OPP | DEC | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | J. Flaherty | 4/28/2018 |  STL | @ |  PIT | L | 1 | 5.40 | 2 | 0 | 0 | 0 | 5.0 | 4 | 3 | 3 | 1 | 4 | 0 | 0 | 0 | 20 | 0 |
| 2 | | J. Flaherty | 5/26/2018 | STL | @ | PIT | W | 1 | 1.50 | 4 | 0 | 0 | 0 | 6.0 | 4 | 1 | 1 | 1 | 2 | 0 | 0 | 0 | 23 | 0 |
| 3 | | J. Flaherty | 5/31/2018 | STL | vs | PIT | 1 | 5.40 | 5 | 0 | 0 | 0 | 5.0 | 7 | 3 | 4 | 1 | 0 | 1 | 0 | 0 | 23 | 0 | |
| 4 | | J. Flaherty | 8/5/2018 | STL | @ | PIT | W | 1 | 0.00 | 7 | 0 | 0 | 0 | 6.0 | 3 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 22 | 0 |
| 5 | | J. Flaherty | 8/28/2018 | STL | vs | PIT | W | 1 | 1.29 | 5 | 0 | 0 | 0 | 7.0 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 23 | 0 |
| 6 | | J. Flaherty | 9/12/2018 | STL | vs | PIT | ||||||||||||||||||
| 7 | | J. Flaherty | 4/1/2019 | STL | @ | PIT | ||||||||||||||||||
| 8 | | J. Flaherty | 7/16/2019 | STL | vs | PIT | 1 | 1.29 | 8 | 0 | 0 | 0 | 7.0 | 3 | 1 | 1 | 0 | 3 | 0 | 0 | 1 | 25 | 0 | |
| 9 | | J. Flaherty | 9/8/2019 | STL | @ | PIT | W | 1 | 0.00 | 10 | 0 | 0 | 0 | 8.0 | 5 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 29 | 1 |
| 10 | | J. Flaherty | 7/24/2020 | STL | vs | PIT | W | 1 | 2.57 | 6 | 0 | 0 | 0 | 7.0 | 6 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 27 | 0 |
| 11 | | J. Flaherty | 9/20/2020 | STL | @ | PIT | W | 1 | 1.50 | 11 | 0 | 0 | 0 | 6.0 | 2 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 21 | 0 |
| 12 | | J. Flaherty | 5/1/2021 | STL | @ | PIT | W | 1 | 4.50 | 9 | 0 | 0 | 0 | 6.0 | 6 | 3 | 3 | 0 | 2 | 0 | 0 | 0 | 26 | 0 |
| 13 | | J. Flaherty | 5/19/2021 | STL | vs | PIT | W | 1 | 3.00 | 7 | 0 | 0 | 0 | 6.0 | 4 | 2 | 2 | 1 | 4 | 0 | 0 | 1 | 26 | 0 |
| 14 | | J. Flaherty | 6/15/2022 | STL | vs | PIT | 1 | 9.00 | 3 | 0 | 0 | 0 | 3.0 | 4 | 3 | 4 | 0 | 2 | 1 | 0 | 0 | 15 | 0 | |
| 15 | | J. Flaherty | 9/10/2022 | STL | @ | PIT | 1 | 5.40 | 0 | 0 | 0 | 0 | 5.0 | 6 | 3 | 3 | 2 | 4 | 0 | 0 | 0 | 23 | 0 | |
| 16 | | J. Flaherty | 9/30/2022 | STL | vs | PIT | W | 1 | 1.50 | 6 | 0 | 0 | 0 | 6.0 | 4 | 1 | 1 | 0 | 2 | 1 | 0 | 0 | 25 | 0 |
| 17 | | J. Flaherty | 10/4/2022 | STL | @ | PIT | 0 | 0.00 | 1 | 0 | 0 | 0 | 1.0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | |
| 18 | | J. Flaherty | 6/2/2023 | STL | @ | PIT | 1 | 1.69 | 6 | 0 | 0 | 0 | 5.1 | 6 | 1 | 1 | 0 | 1 | 2 | 0 | 0 | 25 | 1 | |
| 19 |  | J. Flaherty | 8/9/2024 |  LAD | vs | PIT | W | 1 | 6.35 | 10 | 0 | 0 | 0 | 5.2 | 9 | 4 | 4 | 2 | 1 | 0 | 0 | 0 | 27 | 0 |
| Total | 16 | 2.75 | 100 | 0 | 0 | 0 | 95.0 | 78 | 29 | 31 | 8 | 29 | 7 | 0 | 2 | 383 | 2 |
Some of the information used here was obtained free of charge from Retrosheet.
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