| 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 | ||
| J&P G | Didi Gregorius (1) | NYY | 0.82 | 0.277 | 94 | 7 | 16 | 18 | 27 | 1 |
| None | Paul DeJong | STL | 0.81 | 0.298 | 94 | 8 | 14 | 16 | 22 | 0 |
| None | Wilmer Difo | WAS | 0.77 | 0.373 | 67 | 3 | 17 | 11 | 25 | 2 |
| Walter | Corey Seager (2) | LAD | 0.75 | 0.333 | 90 | 6 | 12 | 14 | 20 | 0 |
| Mike O | Andrelton Simmons (3) | LAA | 0.74 | 0.378 | 82 | 3 | 12 | 13 | 22 | 1 |
| None | Freddy Galvis | PHI | 0.71 | 0.267 | 105 | 4 | 16 | 13 | 25 | 5 |
| Joe/Pat | Trevor Story (4) | COL | 0.71 | 0.250 | 80 | 5 | 13 | 20 | 28 | 2 |
| Terry | Francisco Lindor (5) | CLE | 0.66 | 0.318 | 110 | 2 | 14 | 11 | 23 | 3 |
| Walter | Marcus Semien (6) | OAK | 0.65 | 0.262 | 84 | 4 | 15 | 14 | 25 | 3 |
| Alan | Carlos Correa (7) | HOU | 0.64 | 0.417 | 36 | 4 | 9 | 14 | 19 | 0 |
| None | Jose Iglesias | DET | 0.59 | 0.301 | 83 | 1 | 14 | 14 | 27 | 2 |
| None | Jose Reyes | NYM | 0.59 | 0.302 | 86 | 3 | 10 | 12 | 19 | 3 |
| None | Orlando Arcia | MIL | 0.56 | 0.273 | 88 | 3 | 10 | 11 | 18 | 5 |
| Casey S | Jean Segura (8) | SEA | 0.56 | 0.300 | 110 | 1 | 13 | 9 | 21 | 4 |
| None | Pat Valaika | COL | 0.55 | 0.364 | 33 | 4 | 7 | 14 | 17 | 0 |
| None | Alcides Escobar | KC | 0.54 | 0.260 | 96 | 2 | 13 | 17 | 28 | 1 |
| Bill | Brandon Crawford (9) | SF | 0.47 | 0.226 | 93 | 3 | 14 | 16 | 27 | 0 |
| None | Jordy Mercer | PIT | 0.43 | 0.250 | 76 | 3 | 8 | 15 | 20 | 0 |
| Ron | Elvis Andrus (10) | TEX | 0.42 | 0.232 | 99 | 4 | 14 | 10 | 20 | 0 |
| None | Ketel Marte | ARI | 0.40 | 0.246 | 57 | 4 | 9 | 10 | 15 | 0 |
| Joe/Pat | Asdrubal Cabrera (11) | NYM | 0.39 | 0.253 | 87 | 2 | 15 | 8 | 21 | 0 |
| Team O'Clair | Zack Cozart (12) | CIN | 0.35 | 0.291 | 55 | 3 | 8 | 6 | 11 | 0 |
| Ron | Addison Russell (13) | CHC | 0.34 | 0.267 | 75 | 3 | 9 | 7 | 13 | 0 |
| None | Ehire Adrianza | MIN | 0.28 | 0.355 | 31 | 1 | 4 | 6 | 9 | 1 |
| None | Ruben Tejada | BAL | 0.25 | 0.260 | 73 | 0 | 13 | 4 | 17 | 0 |
| Casey S | Troy Tulowitzki (14) | TOR | 0.24 | 0.286 | 77 | 2 | 3 | 7 | 8 | 0 |
| None | Dixon Machado | DET | 0.23 | 0.333 | 21 | 1 | 6 | 4 | 9 | 0 |
| None | JT Riddle | MIA | 0.21 | 0.296 | 54 | 0 | 4 | 7 | 11 | 0 |
| None | Dusty Coleman | SD | 0.20 | 0.267 | 15 | 2 | 3 | 5 | 6 | 0 |
| None | Erick Aybar | SD | 0.15 | 0.236 | 55 | 0 | 7 | 4 | 11 | 1 |
| None | Mike Aviles | MIA | 0.14 | 0.333 | 15 | 1 | 1 | 4 | 4 | 0 |
| None | Franklin Barreto | OAK | 0.13 | 0.200 | 20 | 1 | 3 | 2 | 4 | 2 |
| None | Alex Mejia | STL | 0.10 | 0.273 | 11 | 1 | 2 | 2 | 3 | 0 |
| None | Ryan Goins | TOR | 0.09 | 0.200 | 65 | 0 | 4 | 9 | 13 | 0 |
| None | Adam Rosales | ARI | 0.06 | 0.263 | 19 | 0 | 1 | 3 | 4 | 0 |
| Team O'Clair | Tim Beckham (15) | BAL | 0.05 | 0.160 | 50 | 2 | 3 | 5 | 6 | 0 |
| None | Alexi Amarista | COL | 0.04 | 0.176 | 34 | 0 | 4 | 2 | 6 | 1 |
| None | Miguel Rojas | MIA | 0.04 | 0.242 | 33 | 0 | 3 | 1 | 4 | 0 |
| None | Jorge Polanco | MIN | 0.03 | 0.078 | 51 | 0 | 7 | 6 | 13 | 3 |
| None | Chad Pinder | OAK | 0.02 | 0.000 | 0 | 0 | 1 | 0 | 1 | 0 |
| None | Matt Reynolds | NYM | 0.01 | 0.235 | 17 | 0 | 1 | 1 | 2 | 0 |
| Walter | Chris Owings (16) | ARI | 0.01 | 0.169 | 83 | 1 | 6 | 5 | 10 | 1 |
| None | Nick Ahmed | ARI | 0.00 | 0.000 | 0 | 0 | 0 | 0 | 0 | 0 |
| None | J.J. Hardy | BAL | 0.00 | 0.000 | 0 | 0 | 0 | 0 | 0 | 0 |
| None | Ryan Flaherty | BAL | 0.00 | 0.000 | 0 | 0 | 0 | 0 | 0 | 0 |
| None | Cristhian Adames | COL | 0.00 | 0.000 | 0 | 0 | 0 | 0 | 0 | 0 |
| None | Gavin Cecchini | NYM | 0.00 | 0.000 | 0 | 0 | 0 | 0 | 0 | 0 |
| None | Tyler Smith | TEX | 0.00 | 0.000 | 0 | 0 | 0 | 0 | 0 | 0 |
| Mike O | Aledmys Diaz (17) | STL | 0.00 | 0.000 | 0 | 0 | 0 | 0 | 0 | 0 |
| J&P G | Xander Bogaerts (18) | BOS | 0.00 | 0.163 | 80 | 1 | 5 | 7 | 11 | 0 |
| None | Taylor Motter | SEA | -0.01 | 0.125 | 8 | 0 | 1 | 0 | 1 | 0 |
| None | Paul Janish | BAL | -0.03 | 0.000 | 6 | 0 | 0 | 1 | 1 | 0 |
| None | Stephen Drew | WAS | -0.04 | 0.154 | 39 | 0 | 3 | 2 | 5 | 0 |
| None | Adrian Sanchez | WAS | -0.04 | 0.130 | 23 | 0 | 2 | 1 | 3 | 0 |
| Bill | Dansby Swanson (19) | ATL | -0.05 | 0.146 | 48 | 0 | 3 | 2 | 5 | 1 |
| None | Adeiny Hechavarria | TB | -0.07 | 0.177 | 79 | 0 | 6 | 2 | 8 | 0 |