| Starter | Tm | Tier | Game |
|---|---|---|---|
| Carl Hubbell | SFN | 6.26 | 194006040_SFN_CIN |
| Red Ruffing | NYA | 5.73 | 194006040_CHA_NYA |
| Bucky Walters | CIN | 5.34 | 194006021_ATL_CIN |
| Mace Brown | PIT | 3.87 | 194006022_SFN_PIT |
| Bob Feller | CLE | 3.74 | 194006021_CLE_OAK |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vern Kennedy | BAL | -4.47 | 194006022_BAL_NYA |
| Nels Potter | OAK | -3.32 | 194006021_CLE_OAK |
| Joe Haynes | MIN | -3.3 | 194006042_CLE_MIN |
| Max Butcher | PIT | -1.7 | 194006030_SFN_PIT |
| Emerson Dickman | BOS | -1.47 | 194006040_BAL_BOS |
Based on accumulated WAA for this season up to 1940-06-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.84 | Bucky Walters | 89 | CIN |
| +003+ | 3.54 | Bob Feller | 87 | CLE |
| +004+ | 2.77 | Al Milnar | 70.7 | CLE |
| +005+ | 2.62 | Red Ruffing | 77 | NYA |
| +010+ | 2.3 | Freddie Fitzsimmons | 35.7 | LAN |
| +011+ | 2.29 | Kirby Higbe | 78 | PHI |
| +013+ | 2.18 | Bobo Newsom | 68.7 | DET |
| +014+ | 2.09 | Al Smith | 40.3 | CLE |
| +015+ | 2.06 | Carl Hubbell | 66 | SFN |
| +016+ | 2.02 | Mace Brown | 54.3 | PIT |
| +018+ | 1.96 | Marv Breuer | 59.3 | NYA |
| +020+ | 1.82 | Luke Hamlin | 44 | LAN |
| +021+ | 1.77 | Hugh Mulcahy | 72.7 | PHI |
| +023+ | 1.66 | Tex Carleton | 49 | LAN |
| +024+ | 1.63 | Vito Tamulis | 39.7 | LAN |
| +028+ | 1.49 | Chubby Dean | 74.7 | OAK |
| +029+ | 1.47 | Dutch Leonard | 85 | MIN |
| +031+ | 1.44 | Boom-Boom Beck | 32.3 | PHI |
| +032+ | 1.42 | Dick Errickson | 50.3 | ATL |
| +034+ | 1.4 | Claude Passeau | 78.7 | CHN |
| +035+ | 1.4 | Bill Posedel | 65 | ATL |
| +038+ | 1.33 | Monte Pearson | 46.3 | NYA |
| +042+ | 1.27 | Paul Derringer | 89 | CIN |
| XXXXX | 1.19 | Larry French | 67.7 | CHN |
| XXXXX | 1.17 | Atley Donald | 23 | NYA |
_