| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bobo Newsom | DET | 4.29 | 194009021_DET_CHA |
| Dick Errickson | ATL | 2.54 | 194009021_LAN_ATL |
| Paul Derringer | CIN | 2.52 | 194009021_SLN_CIN |
| Lon Warneke | SLN | 2.13 | 194009022_SLN_CIN |
| Marius Russo | NYA | 1.61 | 194009021_OAK_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vern Kennedy | BAL | -7.28 | 194009021_BAL_CLE |
| Bill Lee | CHN | -1.69 | 194009011_CHN_CIN |
| Sid Hudson | MIN | -1.62 | 194009021_BOS_MIN |
| Ike Pearson | PHI | -0.82 | 194009012_PHI_ATL |
| Dizzy Trout | DET | -0.73 | 194009022_DET_CHA |
Based on accumulated WAA for this season up to 1940-09-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.97 | Bob Feller | 267.3 | CLE |
| +002+ | 8.75 | Claude Passeau | 236.3 | CHN |
| +006+ | 8.35 | Bucky Walters | 256 | CIN |
| +007+ | 8.22 | Bobo Newsom | 210.7 | DET |
| +012+ | 5.82 | Paul Derringer | 253.7 | CIN |
| +017+ | 5.05 | Vito Tamulis | 140.7 | LAN |
| +018+ | 4.97 | Marius Russo | 162 | NYA |
| +019+ | 4.96 | Johnny Rigney | 235.7 | CHA |
| +020+ | 4.89 | Lon Warneke | 196.3 | SLN |
| +021+ | 4.76 | Dick Errickson | 200.7 | ATL |
| +027+ | 4.2 | Vern Olsen | 138.3 | CHN |
| +028+ | 4.18 | Hugh Mulcahy | 237 | PHI |
| +029+ | 4.17 | Larry French | 206 | CHN |
| +031+ | 4.06 | Manny Salvo | 130.7 | ATL |
| +032+ | 4.04 | Jim Turner | 155.3 | CIN |
| +033+ | 3.89 | Rip Sewell | 149 | PIT |
| +037+ | 3.76 | Ken Chase | 214 | MIN |
| +038+ | 3.58 | Al Smith | 156 | CLE |
| +042+ | 3.37 | Dutch Leonard | 235.7 | MIN |
| +043+ | 3.32 | Bill Lohrman | 155.7 | SFN |
| +045+ | 3.29 | Johnny Allen | 118.3 | CLE |
| +048+ | 3.21 | Red Ruffing | 193.7 | NYA |
| +049+ | 3.19 | Whit Wyatt | 220.3 | LAN |
| +050+ | 3.16 | Tommy Bridges | 169.7 | DET |
| +051+ | 3.15 | Carl Hubbell | 171.3 | SFN |
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