Interpreted as:
a's best with a minimum of 0.5 IP per team game pitcher 2023| NAME | ERA | SEASON | TM | G | W | L | W% | GS | 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 |  | P. Blackburn | 4.43 | 2023 |  OAK | 21 | 4 | 6 | .400 | 20 | 104 | 0 | 0 | 0 | 103.2 | 117 | 51 | 54 | 11 | 43 | 3 | 0 | 1 | 464 | 1 | 9.03 | 3.73 | 2.42 | 0.95 | 22.4 | 9.3 | 1.54 | .350 | 4.69 | 108 | 3.96 | 95 | 10.16 | 2.2 |
| 2 | | JP Sears | 4.54 | 2023 | OAK | 32 | 5 | 12 | .294 | 32 | 161 | 0 | 0 | 0 | 172.1 | 165 | 87 | 90 | 34 | 53 | 16 | 0 | 2 | 735 | 2 | 8.41 | 2.77 | 3.04 | 1.78 | 21.9 | 7.2 | 1.26 | .278 | 4.70 | 111 | 5.15 | 124 | 8.62 | -19.9 |
| 3 | | K. Waldichuk | 5.36 | 2023 | OAK | 35 | 4 | 8 | .333 | 22 | 132 | 0 | 0 | 1 | 141.0 | 149 | 84 | 93 | 24 | 71 | 9 | 2 | 1 | 639 | 7 | 8.43 | 4.53 | 1.86 | 1.53 | 20.7 | 11.1 | 1.56 | .310 | 5.94 | 131 | 5.29 | 127 | 9.51 | -18.6 |
| 4 | | L. Medina | 5.42 | 2023 | OAK | 23 | 2 | 10 | .167 | 17 | 106 | 0 | 0 | 0 | 109.2 | 109 | 66 | 73 | 14 | 57 | 8 | 0 | 2 | 495 | 11 | 8.70 | 4.68 | 1.86 | 1.15 | 21.4 | 11.5 | 1.51 | .306 | 5.99 | 132 | 4.76 | 115 | 8.95 | -7.7 |
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