| Team | Tm | Tier | Game |
|---|---|---|---|
| New York Yankees | NYA | 5.76 | 192105140_NYA_CLE |
| Brooklyn Robins | LAN | 4.14 | 192105140_SLN_LAN |
| New York Giants | SFN | 1.25 | 192105160_CIN_SFN |
| Philadelphia Athletics | OAK | 0.94 | 192105140_OAK_CHA |
| Chicago White Sox | CHA | 0.43 | 192105160_OAK_CHA |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Detroit Tigers | DET | -3.98 | 192105140_MIN_DET |
| Chicago White Sox | CHA | -1.95 | 192105140_OAK_CHA |
| Washington Senators | MIN | -1.56 | 192105160_MIN_DET |
| St. Louis Browns | BAL | -0.46 | 192105160_BOS_BAL |
| Boston Braves | ATL | -0.42 | 192105160_CHN_ATL |
Based on accumulated WAA for this season up to 1921-05-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 4.29 | Red Faber | 64.7 | CHA |
| +018+ | 1.64 | Clarence Mitchell | 40.7 | LAN |
| XXXXX | 1.24 | Rosy Ryan | 31.3 | SFN |
| XXXXX | 0.99 | Dave Keefe | 30 | OAK |
| XXXXX | 0.7 | Ted Odenwald | 10 | CLE |
| XXXXX | 0.65 | Clint Rogge | 9 | CIN |
| XXXXX | 0.54 | Lefty Weinert | 8.3 | PHI |
| XXXXX | 0.54 | Jimmie Keenan | 6 | PHI |
| XXXXX | 0.43 | Marv Goodwin | 6.7 | SLN |
| XXXXX | 0.38 | Urban Shocker | 64.3 | BAL |
| XXXXX | 0.33 | Jimmy Zinn | 17.7 | PIT |
| XXXXX | 0.19 | Pol Perritt | 2 | SFN |
| XXXXX | 0.19 | Buck Freeman | 27 | CHN |
| XXXXX | 0.18 | Percy Jones | 2 | CHN |
| XXXXX | 0.07 | Rusty Pence | 3 | CHA |
| XXXXX | -0.06 | Sweetbread Bailey | 13 | TOT |
| XXXXX | -0.07 | Slim Sallee | 15 | SFN |
| XXXXX | -0.12 | Alex Ferguson | 5.7 | NYA |
| XXXXX | -0.14 | Lou North | 7.3 | SLN |
| XXXXX | -0.18 | Buddy Napier | 18 | CIN |
| XXXXX | -0.27 | Jose Acosta | 30 | MIN |
| XXXXX | -0.51 | Joe DeBerry | 3.7 | BAL |
| XXXXX | -0.57 | Jimmy Ring | 47 | PHI |
| XXXXX | -0.64 | Harry Courtney | 14 | MIN |
| XXXXX | -0.71 | Bob Hasty | 15.7 | OAK |
_