| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Grove | BOS | 4.75 | 194005010_CHA_BOS |
| Red Ruffing | NYA | 4.41 | 194004300_BAL_NYA |
| Bucky Walters | CIN | 2.8 | 194005010_LAN_CIN |
| Hugh Casey | LAN | 2.37 | 194005010_LAN_CIN |
| Curt Davis | SLN | 0.64 | 194005020_SFN_SLN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Nels Potter | OAK | -4.82 | 194005010_CLE_OAK |
| Elden Auker | BAL | -2.51 | 194005010_BAL_NYA |
| Joe Haynes | MIN | -2.2 | 194004300_DET_MIN |
| Hugh Mulcahy | PHI | -1.33 | 194004300_PHI_PIT |
| Willis Hudlin | CLE | -1.05 | 194004300_CLE_OAK |
Based on accumulated WAA for this season up to 1940-05-02.
| Rank | WAA | Name | IP | Tm |
|---|
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