| Starter | Tm | Tier | Game |
|---|---|---|---|
| Kyle Kendrick | COL | -7.72 | 201505270_COL_CIN |
| John Danks | CHA | -3.42 | 201505260_CHA_TOR |
| Jerome Williams | PHI | -3.38 | 201505260_PHI_NYN |
| Drew Hutchison | TOR | -2.89 | 201505250_CHA_TOR |
| Jason Marquis | CIN | -1.9 | 201505250_COL_CIN |
Based on accumulated WAA for this season up to 2015-05-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 4.02 | Max Scherzer | 71.7 | WAS |
| +003+ | 3.8 | Zack Greinke | 67 | LAN |
| +004+ | 3.41 | Shelby Miller | 60 | ATL |
| +005+ | 3.32 | A.J. Burnett | 59 | PIT |
| +006+ | 3.28 | Sonny Gray | 66 | OAK |
| +007+ | 3.22 | Felix Hernandez | 70.7 | SEA |
| +009+ | 3.15 | Aaron Harang | 65.3 | PHI |
| +010+ | 3.14 | Dallas Keuchel | 72.7 | HOU |
| +012+ | 2.8 | Chris Archer | 68 | TBA |
| +017+ | 2.6 | Michael Wacha | 57.7 | SLN |
| +019+ | 2.5 | Gerrit Cole | 64 | PIT |
| +020+ | 2.44 | Jake Odorizzi | 66.3 | TBA |
| +021+ | 2.43 | Nick Martinez | 55 | TEX |
| +026+ | 2.25 | Chris Young | 40.7 | KCA |
| +032+ | 1.89 | Mike Bolsinger | 25.3 | LAN |
| +033+ | 1.85 | Hector Santiago | 54.7 | ANA |
| +037+ | 1.78 | Jacob deGrom | 63 | NYN |
| +038+ | 1.76 | Jesse Chavez | 51.7 | OAK |
| +046+ | 1.6 | Tim Lincecum | 52.7 | SFN |
| +054+ | 1.57 | Cole Hamels | 66.3 | PHI |
| +058+ | 1.54 | Chase Anderson | 55.7 | ARI |
| +060+ | 1.52 | Kyle Gibson | 56.3 | MIN |
| +066+ | 1.49 | Edinson Volquez | 55.3 | KCA |
| +074+ | 1.41 | David Price | 66.7 | DET |
| +075+ | 1.39 | Matt Harvey | 58.7 | NYN |
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