Framber Valdez has played 8 seasons for the Astros. He has 81 wins, 52 losses, an ERA of 3.36 and 1,053 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 |  | F. Valdez | 2018 |  HOU | 8 | 4 | 1 | .800 | 5 | 2.19 | 34 | 0 | 0 | 0 | 37.0 | 22 | 9 | 10 | 3 | 24 | 4 | 0 | 0 | 154 | 5 | 8.27 | 5.84 | 1.42 | 0.73 | 22.1 | 15.6 | 1.24 | .213 | 2.43 | 53 | 4.64 | 112 | 5.35 | -2.1 |
| 2 | | F. Valdez | 2019 | HOU | 26 | 4 | 7 | .364 | 8 | 5.86 | 68 | 0 | 0 | 0 | 70.2 | 74 | 46 | 51 | 9 | 44 | 4 | 7 | 0 | 329 | 4 | 8.66 | 5.60 | 1.55 | 1.15 | 20.7 | 13.4 | 1.67 | .319 | 6.50 | 130 | 4.97 | 110 | 9.42 | -3.6 |
| 3 | | F. Valdez | 2020 | HOU | 11 | 5 | 3 | .625 | 10 | 3.57 | 76 | 0 | 0 | 0 | 70.2 | 63 | 28 | 32 | 5 | 16 | 5 | 0 | 0 | 288 | 6 | 9.68 | 2.04 | 4.75 | 0.64 | 26.4 | 5.6 | 1.12 | .312 | 4.08 | 81 | 2.84 | 65 | 8.02 | 12.3 |
| 4 | | F. Valdez | 2021 | HOU | 22 | 11 | 6 | .647 | 22 | 3.14 | 125 | 1 | 0 | 0 | 134.2 | 110 | 47 | 52 | 12 | 58 | 11 | 0 | 1 | 572 | 9 | 8.35 | 3.88 | 2.16 | 0.80 | 21.9 | 10.1 | 1.25 | .268 | 3.48 | 73 | 4.00 | 95 | 7.35 | 3.4 |
| 5 | | F. Valdez | 2022 | HOU | 31 | 17 | 6 | .739 | 31 | 2.82 | 194 | 3 | 1 | 0 | 201.1 | 166 | 63 | 71 | 11 | 67 | 11 | 0 | 0 | 827 | 11 | 8.67 | 3.00 | 2.90 | 0.49 | 23.5 | 8.1 | 1.16 | .285 | 3.17 | 73 | 3.05 | 78 | 7.42 | 19.1 |
| 6 | | F. Valdez | 2023 | HOU | 31 | 12 | 11 | .522 | 31 | 3.45 | 200 | 2 | 2 | 0 | 198.0 | 166 | 76 | 86 | 19 | 57 | 10 | 0 | 0 | 808 | 6 | 9.09 | 2.59 | 3.51 | 0.86 | 24.8 | 7.1 | 1.13 | .282 | 3.91 | 82 | 3.49 | 82 | 7.55 | 16.5 |
| 7 | | F. Valdez | 2024 | HOU | 28 | 15 | 7 | .682 | 28 | 2.91 | 169 | 1 | 0 | 0 | 176.1 | 140 | 57 | 60 | 13 | 55 | 6 | 0 | 0 | 703 | 8 | 8.63 | 2.81 | 3.07 | 0.66 | 24.0 | 7.8 | 1.11 | .276 | 3.06 | 73 | 3.24 | 80 | 7.15 | 15.9 |
| 8 | | F. Valdez | 2025 | HOU | 31 | 13 | 11 | .542 | 31 | 3.66 | 187 | 2 | 0 | 0 | 192.0 | 171 | 78 | 82 | 15 | 68 | 7 | 0 | 0 | 802 | 12 | 8.77 | 3.19 | 2.75 | 0.70 | 23.3 | 8.5 | 1.24 | .297 | 3.84 | 90 | 3.37 | 82 | 8.02 | 16.4 |
| Total | 188 | 81 | 52 | .609 | 166 | 3.36 | 1,053 | 9 | 3 | 0 | 1080.2 | 912 | 404 | 444 | 87 | 389 | 58 | 7 | 1 | 4,483 | 61 | 8.77 | 3.24 | 2.71 | 0.72 | 23.5 | 8.7 | 1.20 | .285 | 3.70 | 81 | 3.51 | 84 | 7.60 | 77.8 |
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