| 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 | Anthony Rizzo (7)** | CHC | 0.64 | 0.270 | 100 | 4 | 11 | 18 | 25 | 2 |
| 1B | Joey Gallo (14) | TEX | 0.29 | 0.143 | 70 | 5 | 10 | 10 | 15 | 1 |
| 1B | Ryan McMahon (19) | COL | 0.17 | 0.185 | 27 | 2 | 4 | 6 | 8 | 0 |
| 2B | Ozzie Albies (8)** | ATL | 0.56 | 0.269 | 108 | 3 | 15 | 13 | 25 | 1 |
| 2B | Yoan Moncada (12) | CHW | 0.38 | 0.197 | 117 | 3 | 12 | 15 | 24 | 3 |
| 2B | Neil Walker (21) | NYY | -0.16 | 0.061 | 33 | 0 | 1 | 0 | 1 | 0 |
| SS | Ketel Marte (2)** | ARI | 0.90 | 0.304 | 92 | 5 | 21 | 18 | 34 | 1 |
| SS | Jean Segura (6) | SEA | 0.67 | 0.330 | 97 | 2 | 18 | 8 | 24 | 2 |
| SS | Marcus Semien (16) | OAK | 0.25 | 0.204 | 103 | 2 | 11 | 7 | 16 | 3 |
| 3B | Jake Lamb (7)** | ARI | 0.66 | 0.253 | 91 | 5 | 17 | 15 | 27 | 1 |
| 3B | Maikel Franco (14) | PHI | 0.22 | 0.258 | 62 | 2 | 5 | 6 | 9 | 0 |
| 3B | Miguel Sano (19) | MIN | -0.01 | 0.162 | 37 | 0 | 2 | 4 | 6 | 0 |
| C | J.T. Realmuto (2)** | MIA | 0.75 | 0.297 | 91 | 4 | 18 | 17 | 31 | 0 |
| C | Robinson Chirinos (4) | TEX | 0.51 | 0.250 | 52 | 4 | 11 | 14 | 21 | 0 |
| OF | Nelson Cruz (1)** | SEA | 1.21 | 0.326 | 95 | 11 | 20 | 24 | 33 | 0 |
| OF | Lorenzo Cain (21)** | MIL | 0.64 | 0.314 | 70 | 2 | 13 | 10 | 21 | 5 |
| OF | Ender Inciarte (33)** | ATL | 0.46 | 0.235 | 98 | 1 | 18 | 10 | 27 | 3 |
| OF | Lewis Brinson (28) | MIA | 0.49 | 0.267 | 86 | 4 | 10 | 13 | 19 | 0 |
| OF | Kyle Schwarber (31) | CHC | 0.47 | 0.213 | 80 | 6 | 10 | 13 | 17 | 1 |
| OF | Mookie Betts (35) | BOS | 0.43 | 0.290 | 62 | 3 | 12 | 4 | 13 | 2 |
| OF | Michael Conforto (42) | NYM | 0.29 | 0.198 | 91 | 4 | 10 | 9 | 15 | 1 |
| 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 | Max Scherzer (13)** | WAS | 0.81 | 1 | 3 | 0 | 2.3143 | 5 | 5 | 35.0 | 0.8571 | 45 |
| SP | Ross Stripling (15)** | LAD | 0.80 | 3 | 1 | 0 | 2.4828 | 5 | 5 | 29.0 | 0.9655 | 30 |
| SP | James Paxton (36)** | SEA | 0.57 | 3 | 1 | 0 | 4.9655 | 5 | 5 | 29.0 | 1.3793 | 39 |
| SP | Zack Godley (41)** | ARI | 0.55 | 4 | 1 | 0 | 5.0625 | 5 | 5 | 26.2 | 1.4625 | 28 |
| SP | Carlos Carrasco (55)** | CLE | 0.35 | 2 | 2 | 0 | 5.2105 | 4 | 4 | 19.0 | 1.4211 | 25 |
| SP | Michael Wacha (58) | STL | 0.32 | 2 | 1 | 0 | 4.6406 | 4 | 4 | 21.1 | 1.3594 | 18 |
| SP | Luke Weaver (71) | STL | 0.10 | 1 | 2 | 0 | 6.1630 | 6 | 6 | 30.2 | 1.7609 | 29 |
| SP | Taijuan Walker (94) | ARI | -0.18 | 0 | 0 | 0 | 0.0000 | 0 | 0 | 0.0 | 0.0000 | 0 |
| RP | Edwin Diaz (2)** | SEA | 1.13 | 0 | 0 | 12 | 1.8837 | 14 | 0 | 14.1 | 0.9767 | 20 |
| RP | Corey Knebel (17)** | MIL | 0.52 | 1 | 0 | 3 | 1.1250 | 8 | 0 | 8.0 | 0.8750 | 15 |
| RP | Archie Bradley (21)** | ARI | 0.44 | 1 | 0 | 1 | 0.7105 | 14 | 0 | 12.2 | 1.0263 | 9 |
| RP | Josh Hader (30) | MIL | 0.27 | 0 | 0 | 1 | 2.0769 | 9 | 0 | 8.2 | 1.1538 | 15 |
| RP | Alex Colome (37) | SEA | -0.05 | 0 | 0 | 0 | 6.7500 | 12 | 0 | 10.2 | 1.3125 | 8 |