| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jerome Williams | PHI | -3.86 | 201506050_SFN_PHI |
| John Danks | CHA | -3.21 | 201506060_DET_CHA |
| Jeremy Hellickson | ARI | -2.99 | 201506050_NYN_ARI |
| Roberto Hernandez | HOU | -2.73 | 201506050_HOU_TOR |
| Erasmo Ramirez | TBA | -2.49 | 201506040_TBA_SEA |
Based on accumulated WAA for this season up to 2015-06-06.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.29 | Sonny Gray | 82 | OAK |
| +003+ | 4.02 | Dallas Keuchel | 87.7 | HOU |
| +005+ | 3.72 | Max Scherzer | 77.7 | WAS |
| +006+ | 3.39 | Shelby Miller | 71.3 | ATL |
| +008+ | 3.3 | Zack Greinke | 73 | LAN |
| +009+ | 3.28 | Chris Archer | 76 | TBA |
| +010+ | 3.13 | Gerrit Cole | 71 | PIT |
| +015+ | 2.66 | Michael Wacha | 70.3 | SLN |
| +014+ | 2.66 | Aaron Harang | 77 | PHI |
| +017+ | 2.59 | A.J. Burnett | 69.7 | PIT |
| +022+ | 2.5 | Jake Odorizzi | 76.7 | TBA |
| +025+ | 2.47 | Felix Hernandez | 82.3 | SEA |
| +028+ | 2.28 | David Price | 83.3 | DET |
| +031+ | 2.22 | Hector Santiago | 70.7 | ANA |
| +038+ | 2.08 | Jesse Chavez | 64.7 | OAK |
| +041+ | 2.01 | Cole Hamels | 81.3 | PHI |
| +049+ | 1.83 | Jason Hammel | 75 | CHN |
| +061+ | 1.64 | Johnny Cueto | 71.3 | CIN |
| +063+ | 1.63 | Mike Bolsinger | 36.3 | LAN |
| +069+ | 1.55 | Trevor Bauer | 70.3 | CLE |
| +073+ | 1.5 | Matt Harvey | 73.7 | NYN |
| +082+ | 1.43 | John Lackey | 70.7 | SLN |
| +083+ | 1.42 | Nick Martinez | 65.3 | TEX |
| +084+ | 1.41 | Chris Young | 45.7 | KCA |
| +086+ | 1.39 | Kyle Gibson | 69 | MIN |
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