| Starter | Tm | Tier | Game |
|---|---|---|---|
| John Danks | CHA | -3.42 | 201505260_CHA_TOR |
| Jerome Williams | PHI | -3.38 | 201505260_PHI_NYN |
| Jeremy Hellickson | ARI | -3.33 | 201505240_CHN_ARI |
| Erasmo Ramirez | TBA | -3 | 201505240_OAK_TBA |
| Drew Hutchison | TOR | -2.89 | 201505250_CHA_TOR |
Based on accumulated WAA for this season up to 2015-05-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 3.49 | Zack Greinke | 61 | LAN |
| +003+ | 3.43 | Shelby Miller | 60 | ATL |
| +004+ | 3.4 | Max Scherzer | 64.7 | WAS |
| +005+ | 3.33 | A.J. Burnett | 59 | PIT |
| +006+ | 3.3 | Sonny Gray | 66 | OAK |
| +008+ | 3.16 | Aaron Harang | 65.3 | PHI |
| +009+ | 3.14 | Dallas Keuchel | 72.7 | HOU |
| +015+ | 2.61 | Michael Wacha | 57.7 | SLN |
| +016+ | 2.54 | Chris Young | 34.7 | KCA |
| +018+ | 2.46 | Jake Odorizzi | 66.3 | TBA |
| +019+ | 2.44 | Nick Martinez | 55 | TEX |
| +020+ | 2.42 | Felix Hernandez | 61.7 | SEA |
| +024+ | 2.32 | Gerrit Cole | 57 | PIT |
| +029+ | 2.09 | Chris Archer | 60 | TBA |
| +032+ | 1.9 | Mike Bolsinger | 25.3 | LAN |
| +033+ | 1.86 | Hector Santiago | 54.7 | ANA |
| +037+ | 1.8 | Jacob deGrom | 63 | NYN |
| +040+ | 1.78 | Jesse Chavez | 51.7 | OAK |
| +044+ | 1.63 | Alfredo Simon | 57.3 | DET |
| +047+ | 1.62 | Tim Lincecum | 52.7 | SFN |
| +050+ | 1.57 | Cole Hamels | 66.3 | PHI |
| +055+ | 1.54 | Chase Anderson | 55.7 | ARI |
| +056+ | 1.54 | Kyle Gibson | 56.3 | MIN |
| +058+ | 1.49 | Edinson Volquez | 55.3 | KCA |
| +064+ | 1.43 | David Price | 66.7 | DET |
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