| Starter | Tm | Tier | Game |
|---|---|---|---|
| Paul Derringer | CIN | 5 | 194005121_CIN_SLN |
| Red Ruffing | NYA | 4.09 | 194005120_BOS_NYA |
| Lou Fette | ATL | 2.76 | 194005110_SFN_ATL |
| Bill Lee | CHN | 2.63 | 194005100_PIT_CHN |
| Luke Hamlin | LAN | 2.33 | 194005110_PHI_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vern Kennedy | BAL | -3.29 | 194005100_BAL_CLE |
| Nels Potter | OAK | -2.44 | 194005110_MIN_OAK |
| Lynn Nelson | DET | -1.56 | 194005120_CHA_DET |
| Emerson Dickman | BOS | -1.44 | 194005110_BOS_NYA |
| Willis Hudlin | CLE | -1.3 | 194005120_BAL_CLE |
Based on accumulated WAA for this season up to 1940-05-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.91 | Bucky Walters | 45 | CIN |
| +002+ | 2.54 | Larry French | 47.7 | CHN |
| +004+ | 1.9 | Bob Feller | 47 | CLE |
| +005+ | 1.66 | Bill Posedel | 42 | ATL |
| +006+ | 1.65 | Kirby Higbe | 40 | PHI |
| +007+ | 1.58 | Tex Carleton | 26 | LAN |
| +008+ | 1.53 | Red Ruffing | 44.3 | NYA |
| +009+ | 1.48 | Chubby Dean | 45.7 | OAK |
| +010+ | 1.44 | Bob Harris | 24 | BAL |
| +014+ | 1.33 | Jack Knott | 20.3 | CHA |
| +016+ | 1.27 | Mace Brown | 27 | PIT |
| XXXXX | 1.23 | Freddie Fitzsimmons | 17.7 | LAN |
| XXXXX | 1.14 | Tommy Bridges | 39 | DET |
| XXXXX | 1.12 | Hal Schumacher | 29.3 | SFN |
| XXXXX | 0.99 | Luke Hamlin | 19.7 | LAN |
| XXXXX | 0.97 | Hal Newhouser | 26 | DET |
| XXXXX | 0.97 | Bobo Newsom | 32.7 | DET |
| XXXXX | 0.93 | Jack Wilson | 17.3 | BOS |
| XXXXX | 0.91 | Joe Sullivan | 29.7 | ATL |
| XXXXX | 0.87 | Ike Pearson | 16 | PHI |
| XXXXX | 0.87 | Paul Derringer | 48 | CIN |
| XXXXX | 0.87 | Fritz Ostermueller | 12 | BOS |
| XXXXX | 0.8 | Lon Warneke | 33 | SLN |
| XXXXX | 0.79 | Emil Bildilli | 26 | BAL |
| XXXXX | 0.72 | Spud Chandler | 26.3 | NYA |
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