| Current Standings | April | May | June | July | August | September | Info Only Season-to-Date |
| Back to Team Rankings | Mike O | Casey S | J&P G | Terry | Ron | Alan | Walter | Bill | Joe S | Joe D |
| Est. Value | Average | AB | Homers | Runs | RBI | Runs Prod | Steals | |||
| 1B | Jesus Aguilar (17)** | TB | 0.40 | 0.279 | 68 | 2 | 11 | 9 | 18 | 0 |
| 1B | Edwin Encarnacion (21) | NYY | 0.10 | 0.500 | 6 | 0 | 2 | 2 | 4 | 0 |
| 2B | Danny Santana (12)** | TEX | 0.55 | 0.195 | 113 | 8 | 13 | 17 | 22 | 1 |
| 2B | Scooter Gennett (18) | SF | 0.28 | 0.234 | 64 | 2 | 11 | 6 | 15 | 0 |
| 2B | Jose Peraza (23) | CIN | 0.07 | 0.240 | 50 | 0 | 3 | 4 | 7 | 0 |
| 2B | Michael Chavis (26) | BOS | -0.02 | 0.156 | 32 | 1 | 1 | 2 | 2 | 0 |
| SS | Xander Bogaerts (10)** | BOS | 0.87 | 0.290 | 107 | 7 | 16 | 19 | 28 | 1 |
| SS | Orlando Arcia (21) | MIL | 0.15 | 0.197 | 76 | 2 | 4 | 9 | 11 | 1 |
| 3B | Nolan Arenado (2)** | COL | 1.29 | 0.337 | 101 | 12 | 22 | 23 | 33 | 0 |
| 3B | Max Muncy (14) | LAD | 0.73 | 0.225 | 80 | 7 | 18 | 17 | 28 | 1 |
| C | Robinson Chirinos (15)** | HOU | 0.25 | 0.246 | 65 | 2 | 6 | 8 | 12 | 0 |
| C | Jonathan Lucroy (21) | CHC | 0.03 | 0.222 | 36 | 0 | 1 | 4 | 5 | 0 |
| OF | Aaron Judge (14)** | NYY | 0.90 | 0.284 | 109 | 8 | 21 | 15 | 28 | 1 |
| OF | Max Kepler (19)** | MIN | 0.77 | 0.232 | 95 | 7 | 24 | 15 | 32 | 0 |
| OF | Ender Inciarte (46)** | ATL | 0.33 | 0.295 | 44 | 1 | 8 | 7 | 14 | 1 |
| OF | David Peralta (50) | ARI | 0.29 | 0.224 | 67 | 3 | 6 | 11 | 14 | 0 |
| OF | Hunter Renfroe (56) | SD | 0.12 | 0.183 | 82 | 2 | 11 | 4 | 13 | 0 |
| OF | Jose Martinez (62) | STL | 0.02 | 0.143 | 21 | 0 | 3 | 1 | 4 | 1 |
| OF | Odubel Herrera (73) | PHI | 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 S | Joe D |
| Est. Value | Wins | Losses | Saves | ERA | Games | Starts | Innings | WHIP | K's | |||
| SP | Lucas Giolito (6)** | CHW | 1.06 | 3 | 2 | 0 | 2.4545 | 5 | 0 | 33.0 | 1.0606 | 53 |
| SP | Jordan Lyles (22)** | MIL | 0.75 | 3 | 1 | 0 | 2.6341 | 5 | 5 | 27.1 | 1.0976 | 28 |
| SP | Rick Porcello (44)** | BOS | 0.48 | 3 | 2 | 0 | 4.0000 | 5 | 1 | 27.0 | 1.1852 | 18 |
| SP | Luis Castillo (45)** | CIN | 0.46 | 3 | 1 | 0 | 5.7000 | 5 | 5 | 30.0 | 1.1667 | 39 |
| SP | Adam Wainwright (51)** | STL | 0.38 | 2 | 2 | 0 | 4.7250 | 5 | 4 | 26.2 | 1.7250 | 27 |
| SP | J.A. Happ (66) | NYY | 0.17 | 3 | 2 | 0 | 7.2973 | 5 | 0 | 24.2 | 1.4189 | 23 |
| SP | Miles Mikolas (67) | STL | 0.17 | 1 | 2 | 0 | 5.7176 | 5 | 5 | 28.1 | 1.2706 | 29 |
| SP | Zack Godley (75) | TOR | 0.09 | 1 | 0 | 0 | 5.7447 | 6 | 0 | 15.2 | 1.7234 | 11 |
| SP | Sean Newcomb (78) | ATL | 0.08 | 1 | 2 | 0 | 6.7500 | 12 | 0 | 10.2 | 1.5000 | 11 |
| SP | Jon Lester (83) | CHC | 0.06 | 2 | 3 | 0 | 7.1209 | 6 | 6 | 30.1 | 1.8791 | 28 |
| SP | Matthew Boyd (87) | DET | 0.05 | 1 | 2 | 0 | 7.1633 | 5 | 0 | 32.2 | 1.3776 | 41 |
| SP | Jason Vargas (91) | PHI | 0.00 | 0 | 2 | 0 | 5.1818 | 6 | 6 | 33.0 | 1.4848 | 17 |
| SP | Blake Snell (110) | TB | -0.18 | 0 | 0 | 0 | 0.0000 | 0 | 0 | 0.0 | 0.0000 | 0 |
| SP | Freddy Peralta (118) | MIL | -0.39 | 0 | 0 | 0 | 22.5000 | 6 | 0 | 4.0 | 4.2500 | 5 |
| RP | Raisel Iglesias (11)** | CIN | 0.51 | 0 | 3 | 7 | 6.0968 | 13 | 0 | 10.1 | 1.4516 | 14 |
| RP | Sergio Romo (26)** | MIN | 0.35 | 0 | 1 | 3 | 3.8571 | 13 | 0 | 11.2 | 1.0286 | 14 |
| RP | Seranthony Dominguez (53)** | PHI | -0.18 | 0 | 0 | 0 | 0.0000 | 0 | 0 | 0.0 | 0.0000 | 0 |
| RP | Jordan Hicks (54) | STL | -0.18 | 0 | 0 | 0 | 0.0000 | 0 | 0 | 0.0 | 0.0000 | 0 |
| RP | Trevor Rosenthal (58) | DET | -0.29 | 0 | 0 | 0 | 22.5000 | 3 | 0 | 2.0 | 2.5000 | 2 |