| Team | Tm | Tier | Game |
|---|---|---|---|
| New York Giants | SFN | 9.27 | 192106130_SFN_SLN |
| New York Yankees | NYA | 2.08 | 192106130_DET_NYA |
| Cleveland Indians | CLE | 0.7 | 192106130_CLE_MIN |
| St. Louis Cardinals | SLN | 0.51 | 192106130_SFN_SLN |
| Pittsburgh Pirates | PIT | 0.22 | 192106150_LAN_PIT |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Cleveland Indians | CLE | -2.2 | 192106150_CLE_OAK |
| Detroit Tigers | DET | -1.87 | 192106140_DET_NYA |
| Philadelphia Athletics | OAK | -1.71 | 192106140_BAL_OAK |
| Washington Senators | MIN | -1.48 | 192106130_CLE_MIN |
| St. Louis Browns | BAL | -1.01 | 192106150_BAL_MIN |
Based on accumulated WAA for this season up to 1921-06-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 5.61 | Carl Mays | 122.7 | NYA |
| +014+ | 3.6 | Jesse Barnes | 96.7 | SFN |
| +036+ | 1.91 | Dana Fillingim | 76.7 | ATL |
| +052+ | 1.59 | Rosy Ryan | 59 | SFN |
| XXXXX | 1.01 | Elmer Ponder | 21.7 | PIT |
| XXXXX | 0.96 | Bill Sherdel | 35 | SLN |
| XXXXX | 0.86 | Johnny Miljus | 21.7 | LAN |
| XXXXX | 0.86 | Allen Russell | 64.7 | BOS |
| XXXXX | 0.85 | Dave Keefe | 77 | OAK |
| XXXXX | 0.78 | Fritz Coumbe | 42 | CIN |
| XXXXX | 0.46 | Slim Sallee | 39 | SFN |
| XXXXX | 0.45 | Al Mamaux | 34.7 | LAN |
| XXXXX | 0.34 | Bullet Joe Bush | 47 | BOS |
| XXXXX | 0.27 | Waite Hoyt | 89.3 | NYA |
| XXXXX | 0.26 | Lou North | 23.7 | SLN |
| XXXXX | 0.24 | Red Oldham | 70 | DET |
| XXXXX | 0.2 | Mule Watson | 87.3 | ATL |
| XXXXX | -0.17 | Ray Kolp | 51.7 | BAL |
| XXXXX | -0.19 | Percy Jones | 19.7 | CHN |
| XXXXX | -0.31 | Ernie Neitzke | 7.3 | BOS |
| XXXXX | -0.49 | Jose Acosta | 60 | MIN |
| XXXXX | -0.5 | Duster Mails | 80 | CLE |
| XXXXX | -0.5 | Sweetbread Bailey | 29.3 | TOT |
| XXXXX | -0.66 | Alex Ferguson | 38.7 | NYA |
| XXXXX | -0.67 | Hal Carlson | 26 | PIT |
_