| 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 | Justin Smoak (9)** | TOR | 0.60 | 0.255 | 102 | 4 | 15 | 17 | 28 | 0 |
| 1B | Edwin Encarnacion (18) | CLE | 0.23 | 0.160 | 100 | 6 | 10 | 10 | 14 | 0 |
| 2B | Jose Altuve (3)** | HOU | 0.82 | 0.347 | 118 | 2 | 17 | 15 | 30 | 1 |
| 2B | Jose Peraza (7) | CIN | 0.60 | 0.288 | 111 | 2 | 16 | 10 | 24 | 3 |
| SS | Manny Machado (2)** | BAL | 1.17 | 0.361 | 108 | 9 | 14 | 22 | 27 | 2 |
| SS | Xander Bogaerts (11) | BOS | 0.65 | 0.412 | 51 | 3 | 8 | 15 | 20 | 0 |
| 3B | Alex Bregman (12)** | HOU | 0.44 | 0.259 | 108 | 1 | 11 | 12 | 22 | 3 |
| C | Yasmani Grandal (1)** | LAD | 0.79 | 0.315 | 89 | 4 | 15 | 20 | 31 | 0 |
| C | Austin Hedges (15) | SD | 0.12 | 0.173 | 75 | 2 | 5 | 10 | 13 | 0 |
| OF | Nicholas Castellanos (19)** | DET | 0.68 | 0.309 | 110 | 2 | 15 | 17 | 30 | 0 |
| OF | Andrew Benintendi (23)** | BOS | 0.60 | 0.242 | 95 | 1 | 17 | 15 | 31 | 5 |
| OF | Justin Upton (27)** | LAA | 0.51 | 0.229 | 109 | 4 | 15 | 13 | 24 | 2 |
| OF | Ronald Acuna (44) | ATL | 0.24 | 0.421 | 19 | 1 | 3 | 4 | 6 | 1 |
| OF | Yasiel Puig (47) | LAD | 0.21 | 0.193 | 88 | 0 | 11 | 7 | 18 | 4 |
| OF | Manuel Margot (48) | SD | 0.18 | 0.192 | 73 | 1 | 7 | 7 | 13 | 3 |
| OF | Byron Buxton (53) | MIN | 0.08 | 0.195 | 41 | 0 | 2 | 2 | 4 | 4 |
| 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 | Corey Kluber (5)** | CLE | 1.24 | 4 | 1 | 0 | 2.1838 | 6 | 6 | 45.1 | 0.7721 | 47 |
| SP | Jose Berrios (38)** | MIN | 0.62 | 2 | 3 | 0 | 3.6346 | 6 | 6 | 34.2 | 0.9231 | 36 |
| SP | Jake Arrieta (44)** | PHI | 0.56 | 3 | 1 | 0 | 3.4941 | 5 | 5 | 28.1 | 1.1647 | 20 |
| SP | Kevin Gausman (50)** | BAL | 0.48 | 2 | 2 | 0 | 4.1538 | 6 | 6 | 34.2 | 1.3269 | 30 |
| SP | Aaron Sanchez (53)** | TOR | 0.44 | 2 | 2 | 0 | 4.0619 | 6 | 6 | 37.2 | 1.3540 | 25 |
| SP | Chris Archer (72) | TB | 0.18 | 2 | 1 | 0 | 6.6122 | 6 | 6 | 32.2 | 1.5918 | 36 |
| SP | Rich Hill (75) | LAD | 0.13 | 1 | 1 | 0 | 6.0000 | 3 | 3 | 15.0 | 1.6000 | 16 |
| SP | Jack Flaherty (76) | STL | 0.13 | 0 | 1 | 0 | 3.6000 | 2 | 2 | 10.0 | 1.5000 | 11 |
| SP | Luis Castillo (82) | CIN | -0.15 | 1 | 3 | 0 | 7.8488 | 6 | 6 | 28.2 | 1.6744 | 24 |
| RP | Keone Kela (11)** | TEX | 0.73 | 2 | 1 | 6 | 3.0000 | 11 | 0 | 9.0 | 1.2222 | 11 |
| RP | Drew Steckenrider (24)** | MIA | 0.44 | 1 | 0 | 0 | 1.3171 | 14 | 0 | 13.2 | 0.8780 | 18 |
| RP | Kenley Jansen (33)** | LAD | 0.25 | 0 | 1 | 3 | 5.5862 | 10 | 0 | 9.2 | 1.5517 | 12 |
| RP | Dominic Leone (34) | STL | 0.24 | 1 | 2 | 0 | 3.8571 | 13 | 0 | 11.2 | 1.2857 | 13 |
| RP | Blake Parker (36) | LAA | 0.17 | 0 | 1 | 1 | 4.3953 | 14 | 0 | 14.1 | 1.5349 | 13 |
| RP | Brad Ziegler (37) | MIA | 0.12 | 0 | 3 | 3 | 7.1053 | 12 | 0 | 12.2 | 1.5000 | 9 |