Steven Matz has a 12-12 record with an ERA of 4.10, 207 strikeouts and 1 save in 63 appearances for the Cardinals in his career.
| 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 |  | S. Matz | 2022 |  STL | 15 | 5 | 3 | .625 | 10 | 5.25 | 54 | 0 | 0 | 0 | 48.0 | 50 | 28 | 28 | 8 | 10 | 2 | 1 | 0 | 207 | 1 | 10.13 | 1.88 | 5.40 | 1.50 | 26.1 | 4.8 | 1.25 | .316 | 5.25 | 134 | 3.77 | 97 | 9.38 | 0.7 |
| 2 | | S. Matz | 2023 | STL | 25 | 4 | 7 | .364 | 17 | 3.86 | 98 | 0 | 0 | 0 | 105.0 | 108 | 45 | 48 | 11 | 32 | 3 | 2 | 0 | 449 | 2 | 8.40 | 2.74 | 3.06 | 0.94 | 21.8 | 7.1 | 1.33 | .318 | 4.11 | 90 | 3.75 | 87 | 9.26 | 6.4 |
| 3 | | S. Matz | 2024 | STL | 12 | 1 | 2 | .333 | 7 | 5.08 | 33 | 0 | 0 | 0 | 44.1 | 49 | 25 | 28 | 7 | 15 | 2 | 2 | 1 | 190 | 1 | 6.70 | 3.05 | 2.20 | 1.42 | 17.4 | 7.9 | 1.44 | .316 | 5.68 | 125 | 4.87 | 123 | 9.95 | -4.6 |
| 4 | | S. Matz | 2025 | STL | 11 | 2 | 0 | 1.000 | 2 | 1.35 | 22 | 0 | 0 | 1 | 26.2 | 21 | 4 | 5 | 0 | 3 | 1 | 1 | 0 | 105 | 1 | 7.43 | 1.01 | 7.33 | 0.00 | 21.0 | 2.9 | 0.90 | .266 | 1.69 | 33 | 1.91 | 48 | 7.09 | 6.1 |
| Total | 63 | 12 | 12 | .500 | 36 | 4.10 | 207 | 0 | 0 | 1 | 224.0 | 228 | 102 | 109 | 26 | 60 | 8 | 6 | 1 | 951 | 5 | 8.32 | 2.41 | 3.45 | 1.04 | 21.8 | 6.3 | 1.29 | .311 | 4.38 | 100 | 3.76 | 92 | 9.16 | 8.6 |
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