| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rube Marquard | SFN | 2.85 | 191210010_PHI_SFN |
| Pete Alexander | PHI | 2.65 | 191209300_PHI_SFN |
| Art Fromme | CIN | 2.51 | 191209300_CIN_SLN |
| Claude Hendrix | PIT | 2.39 | 191209300_PIT_CHN |
| Larry Cheney | CHN | 2.37 | 191209300_PIT_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ray Caldwell | NYA | -1.7 | 191209300_NYA_OAK |
| Eddie Cicotte | CHA | -0.56 | 191210020_CHA_DET |
| Lefty Tyler | ATL | -0.48 | 191210021_LAN_ATL |
| Elmer Knetzer | LAN | -0.39 | 191210022_LAN_ATL |
| Earl Hamilton | BAL | -0.35 | 191210020_CLE_BAL |
Based on accumulated WAA for this season up to 1912-10-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 14.45 | Walter Johnson | 360.3 | MIN |
| +003+ | 11.41 | Nap Rucker | 286.3 | LAN |
| +005+ | 10.33 | Jeff Tesreau | 235.7 | SFN |
| +006+ | 9.85 | Smoky Joe Wood | 336 | BOS |
| +008+ | 8.42 | Rube Marquard | 289 | SFN |
| +010+ | 8.31 | Ed Walsh | 383 | CHA |
| +011+ | 8.28 | Claude Hendrix | 288.3 | PIT |
| +012+ | 8.07 | Pete Alexander | 310 | PHI |
| +013+ | 8 | Art Fromme | 290.7 | CIN |
| +014+ | 7.82 | Marty O'Toole | 271.3 | PIT |
| +017+ | 7.09 | Larry Cheney | 298.3 | CHN |
| +019+ | 6.84 | George Suggs | 298.7 | CIN |
| +020+ | 6.62 | Howie Camnitz | 267.3 | PIT |
| +021+ | 6.39 | Red Ames | 175.7 | SFN |
| +025+ | 5.87 | Rube Benton | 292.7 | CIN |
| +027+ | 5.7 | Eppa Rixey | 156 | PHI |
| +031+ | 5.25 | Lew Richie | 238.7 | CHN |
| +034+ | 4.89 | Eddie Plank | 259.7 | OAK |
| +035+ | 4.64 | Ray Collins | 191.3 | BOS |
| +038+ | 4.25 | Vean Gregg | 271 | CLE |
| +042+ | 3.8 | Tom Seaton | 254.3 | PHI |
| +044+ | 3.55 | Babe Adams | 169.3 | PIT |
| +060+ | 2.63 | Earl Moore | 182 | PHI |
| +072+ | 1.97 | Eddie Stack | 141.3 | LAN |
| +077+ | 1.85 | Buck O'Brien | 266.7 | BOS |
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