| Starter | Tm | Tier | Game |
|---|---|---|---|
| Paul Derringer | CIN | 5.91 | 194004290_PIT_CIN |
| Lefty Grove | BOS | 4.75 | 194005010_CHA_BOS |
| Red Ruffing | NYA | 4.41 | 194004300_BAL_NYA |
| Hugh Casey | LAN | 2.37 | 194005010_LAN_CIN |
| Bob Feller | CLE | 1.52 | 194004290_CLE_DET |
| 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 |
| Cotton Pippen | DET | -1.51 | 194004290_CLE_DET |
| Hugh Mulcahy | PHI | -1.33 | 194004300_PHI_PIT |
Based on accumulated WAA for this season up to 1940-05-01.
| Rank | WAA | Name | IP | Tm |
|---|
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