| Starter | Tm | Tier | Game |
|---|---|---|---|
| Paul Derringer | CIN | 6.41 | 194008031_CIN_ATL |
| Carl Hubbell | SFN | 3.18 | 194008030_SLN_SFN |
| Bobo Newsom | DET | 2.27 | 194008020_BOS_DET |
| Vito Tamulis | LAN | 1.76 | 194008020_CHN_LAN |
| Lon Warneke | SLN | 1.57 | 194008030_SLN_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sid Hudson | MIN | -2.34 | 194008020_MIN_CHA |
| Carl Doyle | SLN | -1.71 | 194008022_SLN_SFN |
| Bob Harris | BAL | -1.62 | 194008020_OAK_BAL |
| Nick Strincevich | ATL | -1.38 | 194008021_CIN_ATL |
| Max Butcher | PIT | -1.31 | 194008012_PIT_LAN |
Based on accumulated WAA for this season up to 1940-08-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.2 | Bob Feller | 203 | CLE |
| +003+ | 7.09 | Bucky Walters | 196.7 | CIN |
| +005+ | 6.47 | Claude Passeau | 179 | CHN |
| +006+ | 6.26 | Paul Derringer | 199 | CIN |
| +007+ | 5.81 | Bobo Newsom | 161.3 | DET |
| +011+ | 4.87 | Hugh Mulcahy | 181 | PHI |
| +014+ | 4.51 | Vito Tamulis | 101.3 | LAN |
| +015+ | 4.51 | Bill Lohrman | 113 | SFN |
| +016+ | 4.44 | Al Milnar | 159.7 | CLE |
| +018+ | 4.4 | Ken Raffensberger | 85.3 | CHN |
| +021+ | 4.24 | Dutch Leonard | 181.7 | MIN |
| +023+ | 4.08 | Jim Turner | 118 | CIN |
| +024+ | 4.02 | Lon Warneke | 141.3 | SLN |
| +028+ | 3.76 | Larry French | 160 | CHN |
| +029+ | 3.75 | Johnny Rigney | 172.7 | CHA |
| +030+ | 3.7 | Al Smith | 116.7 | CLE |
| +034+ | 3.5 | Vern Olsen | 99.7 | CHN |
| +037+ | 3.35 | Mace Brown | 116 | PIT |
| +038+ | 3.24 | Marius Russo | 117 | NYA |
| +039+ | 3.23 | Hal Schumacher | 121.3 | SFN |
| +041+ | 3.07 | Junior Thompson | 144.3 | CIN |
| +042+ | 3.05 | Dick Errickson | 146.3 | ATL |
| +044+ | 2.94 | Johnny Allen | 86 | CLE |
| +046+ | 2.79 | Freddie Fitzsimmons | 85.3 | LAN |
| +045+ | 2.79 | Jake Mooty | 90.3 | CHN |
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