| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bucky Walters | CIN | 6.54 | 194006110_PHI_CIN |
| Bob Feller | CLE | 3.68 | 194006110_CLE_BOS |
| Mace Brown | PIT | 2.49 | 194006120_LAN_PIT |
| Dutch Leonard | MIN | 2.36 | 194006110_BAL_MIN |
| Luke Hamlin | LAN | 2.16 | 194006100_LAN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vern Kennedy | BAL | -5.52 | 194006110_BAL_MIN |
| Sid Hudson | MIN | -3.55 | 194006100_BAL_MIN |
| Nels Potter | OAK | -2.71 | 194006120_CHA_OAK |
| Eddie Smith | CHA | -0.15 | 194006110_CHA_OAK |
| Paul Dean | SFN | -0.04 | 194006112_SFN_CHN |
Based on accumulated WAA for this season up to 1940-06-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.07 | Bucky Walters | 109 | CIN |
| +003+ | 3.38 | Hugh Mulcahy | 89.7 | PHI |
| +004+ | 3.03 | Al Milnar | 87.7 | CLE |
| +006+ | 2.89 | Red Ruffing | 86 | NYA |
| +007+ | 2.86 | Bob Feller | 100.7 | CLE |
| +010+ | 2.36 | Paul Derringer | 107 | CIN |
| +011+ | 2.35 | Tex Carleton | 58 | LAN |
| +012+ | 2.33 | Larry French | 85.7 | CHN |
| +014+ | 2.24 | Claude Passeau | 95.7 | CHN |
| +015+ | 2.21 | Kirby Higbe | 86.3 | PHI |
| +019+ | 2.07 | Al Smith | 48.3 | CLE |
| +021+ | 2.03 | Carl Hubbell | 72 | SFN |
| +023+ | 1.95 | Elden Auker | 86.3 | BAL |
| +026+ | 1.82 | Vern Olsen | 49.7 | CHN |
| +027+ | 1.82 | Boom-Boom Beck | 44 | PHI |
| +030+ | 1.63 | Johnny Gorsica | 35.3 | DET |
| +035+ | 1.59 | Joe Sullivan | 68 | ATL |
| +033+ | 1.59 | Dutch Leonard | 102 | MIN |
| +037+ | 1.57 | Mace Brown | 68.7 | PIT |
| +038+ | 1.56 | Dick Errickson | 57.3 | ATL |
| +040+ | 1.53 | Bobo Newsom | 78.7 | DET |
| +041+ | 1.53 | Walt Masterson | 41.3 | MIN |
| +042+ | 1.51 | Freddie Fitzsimmons | 40.3 | LAN |
| +043+ | 1.5 | Tommy Bridges | 72 | DET |
| +047+ | 1.36 | Bill Lohrman | 52.3 | SFN |
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