| 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 (2)** | CHC | 1.05 | 0.303 | 99 | 7 | 16 | 28 | 37 | 1 |
| 1B | Joey Gallo (11) | TEX | 0.57 | 0.204 | 98 | 7 | 16 | 14 | 23 | 1 |
| 1B | Ryan McMahon (21) | COL | 0.02 | 0.333 | 18 | 0 | 0 | 0 | 0 | 0 |
| 2B | Ozzie Albies (4)** | ATL | 0.78 | 0.264 | 125 | 5 | 20 | 15 | 30 | 3 |
| 2B | Neil Walker (8) | NYY | 0.44 | 0.300 | 50 | 2 | 13 | 8 | 19 | 0 |
| 2B | Yoan Moncada (18) | CHW | 0.14 | 0.205 | 73 | 1 | 7 | 6 | 12 | 1 |
| SS | Jean Segura (2)** | SEA | 1.12 | 0.382 | 110 | 2 | 20 | 16 | 34 | 7 |
| SS | Marcus Semien (13) | OAK | 0.43 | 0.261 | 115 | 2 | 11 | 11 | 20 | 2 |
| SS | Ketel Marte (16) | ARI | 0.07 | 0.207 | 87 | 0 | 7 | 5 | 12 | 1 |
| 3B | Maikel Franco (12)** | PHI | 0.38 | 0.250 | 92 | 4 | 9 | 10 | 15 | 0 |
| 3B | Miguel Sano (17) | MIN | 0.22 | 0.226 | 31 | 2 | 3 | 9 | 10 | 0 |
| 3B | Jake Lamb (19) | ARI | 0.08 | 0.176 | 34 | 1 | 3 | 5 | 7 | 0 |
| C | J.T. Realmuto (6)** | MIA | 0.47 | 0.293 | 99 | 2 | 12 | 10 | 20 | 0 |
| C | Robinson Chirinos (12) | TEX | 0.22 | 0.221 | 68 | 1 | 7 | 9 | 15 | 1 |
| OF | Mookie Betts (1)** | BOS | 1.47 | 0.372 | 94 | 9 | 23 | 19 | 33 | 10 |
| OF | Ender Inciarte (24)** | ATL | 0.56 | 0.239 | 109 | 4 | 13 | 12 | 21 | 5 |
| OF | Lorenzo Cain (27)** | MIL | 0.51 | 0.274 | 95 | 2 | 17 | 6 | 21 | 3 |
| OF | Nelson Cruz (29) | SEA | 0.49 | 0.225 | 89 | 5 | 9 | 16 | 20 | 1 |
| OF | Michael Conforto (35) | NYM | 0.41 | 0.256 | 90 | 5 | 9 | 9 | 13 | 0 |
| OF | Kyle Schwarber (37) | CHC | 0.38 | 0.234 | 77 | 3 | 12 | 7 | 16 | 2 |
| OF | Lewis Brinson (58) | MIA | -0.04 | 0.137 | 95 | 3 | 4 | 8 | 9 | 0 |
| 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 (2)** | WAS | 1.35 | 4 | 0 | 0 | 2.2131 | 6 | 6 | 40.2 | 0.8852 | 63 |
| SP | James Paxton (5)** | SEA | 1.25 | 3 | 0 | 0 | 1.6744 | 6 | 6 | 43.0 | 0.6977 | 51 |
| SP | Michael Wacha (18)** | STL | 0.81 | 2 | 0 | 0 | 2.0187 | 6 | 6 | 35.2 | 1.0654 | 30 |
| SP | Carlos Carrasco (49)** | CLE | 0.44 | 2 | 2 | 0 | 4.9806 | 5 | 5 | 34.1 | 1.2816 | 39 |
| SP | Luke Weaver (55)** | STL | 0.33 | 1 | 3 | 0 | 4.0000 | 5 | 5 | 27.0 | 1.1852 | 23 |
| SP | Zack Godley (60) | ARI | 0.28 | 1 | 3 | 0 | 4.8600 | 6 | 6 | 33.1 | 1.6500 | 31 |
| SP | Taijuan Walker (92) | ARI | -0.18 | 0 | 0 | 0 | 0.0000 | 0 | 0 | 0.0 | 0.0000 | 0 |
| RP | Josh Hader (8)** | MIL | 0.79 | 2 | 0 | 2 | 1.2000 | 8 | 0 | 15.0 | 0.8667 | 27 |
| RP | Alex Colome (13)** | SEA | 0.71 | 0 | 2 | 7 | 1.5429 | 12 | 0 | 11.2 | 0.6000 | 12 |
| RP | Edwin Diaz (14)** | SEA | 0.68 | 0 | 2 | 8 | 5.0233 | 15 | 0 | 14.1 | 1.0465 | 21 |
| RP | Corey Knebel (27) | MIL | 0.34 | 0 | 0 | 4 | 3.3750 | 9 | 0 | 8.0 | 1.1250 | 9 |
| RP | Archie Bradley (33) | ARI | 0.17 | 1 | 1 | 0 | 4.2188 | 11 | 0 | 10.2 | 0.9375 | 8 |