| April | May | June | July | August | September | Season-to-Date |
| Back to Team Rankings | Mike O | Casey S | J&P G | Terry | Ron | Alan | Walter | Bill | Joe |
| Est. Value | Average | AB | Homers | Runs | RBI | Runs Prod | Steals | |||
| 1B | Paul Goldschmidt (1)** | ARI | 1.36 | 0.364 | 107 | 10 | 25 | 23 | 38 | 0 |
| 1B | Matt Adams (18) | WAS | 0.17 | 0.350 | 20 | 1 | 2 | 4 | 5 | 0 |
| 2B | Javier Baez (2)** | CHC | 0.90 | 0.318 | 85 | 3 | 18 | 16 | 31 | 6 |
| 2B | Eduardo Nunez (17) | BOS | 0.23 | 0.253 | 79 | 1 | 7 | 5 | 11 | 2 |
| SS | Tim Anderson (10)** | CHW | 0.58 | 0.247 | 97 | 2 | 15 | 13 | 26 | 5 |
| SS | Elvis Andrus (18) | TEX | 0.06 | 0.200 | 45 | 0 | 5 | 4 | 9 | 0 |
| 3B | Jose Ramirez (6)** | CLE | 0.81 | 0.267 | 90 | 6 | 16 | 12 | 22 | 7 |
| C | Austin Barnes (12)** | LAD | 0.13 | 0.238 | 42 | 0 | 7 | 2 | 9 | 1 |
| C | Francisco Cervelli (14) | PIT | 0.04 | 0.162 | 37 | 1 | 4 | 3 | 6 | 0 |
| C | Alex Avila (16) | ARI | 0.00 | 0.095 | 21 | 1 | 1 | 3 | 3 | 0 |
| C | Welington Castillo (17) | CHW | 0.00 | 0.000 | 0 | 0 | 0 | 0 | 0 | 0 |
| OF | Ian Desmond (8)** | COL | 0.90 | 0.261 | 88 | 8 | 20 | 19 | 31 | 1 |
| OF | Christian Yelich (23)** | MIL | 0.60 | 0.250 | 84 | 4 | 18 | 8 | 22 | 4 |
| OF | Charlie Blackmon (34)** | COL | 0.45 | 0.261 | 115 | 2 | 16 | 9 | 23 | 1 |
| OF | Kole Calhoun (48) | LAA | 0.22 | 0.243 | 37 | 2 | 6 | 4 | 8 | 1 |
| OF | Adam Eaton (53) | WAS | 0.17 | 0.273 | 55 | 0 | 8 | 3 | 11 | 0 |
| OF | Corey Dickerson (55) | PIT | 0.12 | 0.263 | 76 | 0 | 8 | 1 | 9 | 0 |
| OF | A.J. Pollock (58) | ARI | 0.00 | 0.000 | 0 | 0 | 0 | 0 | 0 | 0 |
| Back to Team Rankings | Mike O | Casey S | J&P G | Terry | Ron | Alan | Walter | Bill | Joe |
| Est. Value | Wins | Losses | Saves | ERA | Games | Starts | Innings | WHIP | K's | |||
| SP | Luis Severino (3)** | NYY | 1.16 | 4 | 1 | 0 | 1.6040 | 5 | 5 | 33.2 | 0.9208 | 40 |
| SP | Blake Snell (7)** | TB | 0.98 | 3 | 1 | 0 | 1.7419 | 5 | 5 | 31.0 | 1.1290 | 37 |
| SP | Gerrit Cole (8)** | HOU | 0.92 | 4 | 1 | 0 | 3.4054 | 6 | 6 | 37.0 | 1.1081 | 42 |
| SP | Lance McCullers (19)** | HOU | 0.71 | 2 | 0 | 0 | 2.8125 | 5 | 5 | 32.0 | 1.1250 | 34 |
| SP | Mike Foltynewicz (22)** | ATL | 0.70 | 1 | 1 | 0 | 1.1250 | 4 | 4 | 24.0 | 0.7500 | 29 |
| SP | Lance Lynn (26) | MIN | 0.66 | 2 | 2 | 0 | 2.8256 | 5 | 5 | 28.2 | 1.2558 | 31 |
| SP | Kenta Maeda (48) | LAD | 0.43 | 1 | 1 | 0 | 2.7794 | 4 | 4 | 22.2 | 1.2794 | 21 |
| SP | Jon Gray (52) | COL | 0.39 | 2 | 1 | 0 | 6.0000 | 5 | 5 | 27.0 | 1.5185 | 43 |
| SP | German Marquez (67) | COL | 0.18 | 2 | 3 | 0 | 6.7500 | 6 | 6 | 33.1 | 1.4400 | 39 |
| SP | Yu Darvish (91) | CHC | -0.18 | 0 | 0 | 0 | 0.0000 | 0 | 0 | 0.0 | 0.0000 | 0 |
| RP | Raisel Iglesias (11)** | CIN | 0.59 | 0 | 1 | 6 | 2.3143 | 11 | 0 | 11.2 | 1.1143 | 10 |
| RP | Seranthony Dominguez (14)** | PHI | 0.55 | 0 | 2 | 5 | 3.9512 | 12 | 0 | 13.2 | 1.1707 | 21 |
| RP | Chris Devenski (22)** | HOU | 0.43 | 1 | 0 | 0 | 0.0000 | 11 | 0 | 12.0 | 0.5000 | 12 |
| RP | A.J. Minter (28) | ATL | 0.28 | 0 | 0 | 0 | 1.4595 | 13 | 0 | 12.1 | 0.4865 | 14 |
| RP | Brandon Morrow (31) | CHC | 0.24 | 0 | 0 | 4 | 3.6000 | 7 | 0 | 5.0 | 1.8000 | 5 |
| RP | Ken Giles (32) | HOU | 0.22 | 0 | 1 | 1 | 3.3750 | 10 | 0 | 10.2 | 1.3125 | 12 |