| April | May | June | July | August | September | Season-to-Date |
| Back to Team Rankings | 1B | 2B | SS | 3B | C | OF | SP | RP |
| Team | Est. Value | Average | AB | Homers | Runs | RBI | Runs Prod | Steals | ||
| Terry | Francisco Lindor (1) | CLE | 0.94 | 0.309 | 94 | 7 | 20 | 17 | 30 | 1 |
| None | Chris Owings | ARI | 0.91 | 0.311 | 90 | 4 | 13 | 19 | 28 | 7 |
| Walter | Corey Seager (2) | LAD | 0.85 | 0.319 | 91 | 5 | 16 | 17 | 28 | 2 |
| Ron | Addison Russell (3) | CHC | 0.55 | 0.258 | 97 | 2 | 15 | 14 | 27 | 2 |
| Ron | Elvis Andrus (4) | TEX | 0.54 | 0.274 | 95 | 3 | 11 | 9 | 17 | 5 |
| None | Zack Cozart | CIN | 0.52 | 0.352 | 71 | 1 | 11 | 9 | 19 | 1 |
| None | Freddy Galvis | PHI | 0.51 | 0.271 | 85 | 3 | 11 | 13 | 21 | 1 |
| Casey S | Jean Segura (5) | SEA | 0.51 | 0.317 | 60 | 2 | 11 | 8 | 17 | 3 |
| None | Tim Beckham | TB | 0.47 | 0.272 | 81 | 4 | 12 | 8 | 16 | 1 |
| Joe/Pat | Trevor Story (6) | COL | 0.46 | 0.178 | 90 | 6 | 15 | 13 | 22 | 1 |
| None | Andrelton Simmons | LAA | 0.43 | 0.284 | 95 | 3 | 9 | 7 | 13 | 2 |
| Joe/Pat | Asdrubal Cabrera (7) | NYM | 0.43 | 0.244 | 90 | 2 | 12 | 10 | 20 | 3 |
| None | Orlando Arcia | MIL | 0.37 | 0.247 | 81 | 3 | 10 | 9 | 16 | 1 |
| J&P G | Xander Bogaerts (8) | BOS | 0.35 | 0.315 | 73 | 0 | 9 | 5 | 14 | 2 |
| None | Jorge Polanco | MIN | 0.34 | 0.253 | 79 | 1 | 8 | 12 | 19 | 1 |
| Mike O | Aledmys Diaz (9) | STL | 0.33 | 0.217 | 92 | 4 | 9 | 7 | 12 | 3 |
| Bill | Brandon Crawford (10) | SF | 0.33 | 0.263 | 76 | 2 | 10 | 8 | 16 | 0 |
| None | Jose Iglesias | DET | 0.29 | 0.233 | 60 | 1 | 7 | 8 | 14 | 3 |
| Alan | Carlos Correa (11) | HOU | 0.28 | 0.233 | 86 | 2 | 11 | 8 | 17 | 0 |
| Casey S | Troy Tulowitzki (12) | TOR | 0.26 | 0.263 | 57 | 1 | 5 | 10 | 14 | 0 |
| Team O'Clair | Tim Anderson (13) | CHW | 0.26 | 0.204 | 93 | 2 | 13 | 6 | 17 | 2 |
| None | Erick Aybar | SD | 0.25 | 0.220 | 82 | 2 | 8 | 6 | 12 | 3 |
| None | Jordy Mercer | PIT | 0.24 | 0.220 | 82 | 2 | 9 | 9 | 16 | 0 |
| None | Nick Ahmed | ARI | 0.21 | 0.213 | 47 | 1 | 7 | 7 | 13 | 1 |
| None | Eduardo Escobar | MIN | 0.21 | 0.235 | 34 | 2 | 5 | 6 | 9 | 0 |
| J&P G | Didi Gregorius (14) | NYY | 0.17 | 0.467 | 15 | 0 | 2 | 4 | 6 | 0 |
| None | Adeiny Hechavarria | MIA | 0.14 | 0.267 | 45 | 0 | 5 | 4 | 9 | 0 |
| Walter | Marcus Semien (15) | OAK | 0.11 | 0.171 | 35 | 0 | 5 | 1 | 6 | 4 |
| None | Chase d'Arnaud | BOS | 0.10 | 0.375 | 8 | 0 | 5 | 0 | 5 | 0 |
| None | Cliff Pennington | LAA | 0.06 | 0.176 | 17 | 0 | 1 | 2 | 3 | 2 |
| None | Chad Pinder | OAK | 0.06 | 0.235 | 17 | 1 | 1 | 2 | 2 | 0 |
| None | JT Riddle | MIA | 0.05 | 0.143 | 14 | 1 | 1 | 3 | 3 | 0 |
| None | J.J. Hardy | BAL | 0.04 | 0.195 | 77 | 1 | 4 | 6 | 9 | 0 |
| None | Alen Hanson | PIT | 0.04 | 0.190 | 21 | 0 | 3 | 1 | 4 | 1 |
| None | Daniel Robertson | TB | 0.04 | 0.172 | 29 | 1 | 3 | 2 | 4 | 0 |
| None | Johan Camargo | ATL | 0.01 | 0.250 | 4 | 0 | 0 | 1 | 1 | 0 |
| None | Matt Reynolds | NYM | 0.01 | 0.250 | 4 | 0 | 1 | 0 | 1 | 0 |
| Bill | Dansby Swanson (16) | ATL | 0.01 | 0.156 | 90 | 2 | 7 | 5 | 10 | 1 |
| None | Pete Kozma | NYY | 0.00 | 0.111 | 9 | 0 | 2 | 0 | 2 | 0 |
| None | Cristhian Adames | COL | -0.07 | 0.000 | 13 | 0 | 1 | 0 | 1 | 0 |
| None | Dixon Machado | DET | -0.07 | 0.118 | 17 | 0 | 0 | 0 | 0 | 0 |
| None | Alcides Escobar | KC | -0.11 | 0.171 | 82 | 0 | 4 | 3 | 7 | 0 |