| 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 S | Joe D |
| Est. Value | Average | AB | Homers | Runs | RBI | Runs Prod | Steals | |||
| 1B | Freddie Freeman (7)** | ATL | 0.91 | 0.300 | 110 | 5 | 23 | 18 | 36 | 0 |
| 1B | C.J. Cron (14) | MIN | 0.45 | 0.232 | 82 | 5 | 9 | 14 | 18 | 0 |
| 2B | Ozzie Albies (3)** | ATL | 0.90 | 0.289 | 121 | 6 | 24 | 12 | 30 | 3 |
| 2B | Dee Gordon (7) | SEA | 0.82 | 0.306 | 108 | 2 | 12 | 17 | 27 | 8 |
| 2B | Marwin Gonzalez (22) | MIN | 0.07 | 0.167 | 78 | 2 | 5 | 7 | 10 | 1 |
| SS | Fernando Tatis (7)** | SD | 0.85 | 0.300 | 100 | 6 | 14 | 13 | 21 | 6 |
| SS | Amed Rosario (14) | NYM | 0.57 | 0.274 | 106 | 2 | 10 | 17 | 25 | 3 |
| 3B | Justin Turner (12)** | LAD | 0.40 | 0.279 | 104 | 1 | 12 | 10 | 21 | 0 |
| C | Willson Contreras (1)** | CHC | 0.84 | 0.288 | 80 | 7 | 17 | 17 | 27 | 1 |
| C | Danny Jansen (19) | TOR | -0.01 | 0.182 | 66 | 0 | 5 | 4 | 9 | 0 |
| OF | George Springer (4)** | HOU | 1.11 | 0.274 | 117 | 9 | 21 | 24 | 36 | 3 |
| OF | J.D. Martinez (19)** | BOS | 0.77 | 0.324 | 105 | 4 | 15 | 15 | 26 | 1 |
| OF | Jesse Winker (26)** | CIN | 0.65 | 0.228 | 92 | 8 | 17 | 13 | 22 | 0 |
| OF | Randal Grichuk (37) | TOR | 0.49 | 0.245 | 110 | 4 | 16 | 11 | 23 | 0 |
| OF | A.J. Pollock (43) | LAD | 0.40 | 0.223 | 103 | 2 | 15 | 14 | 27 | 0 |
| OF | Starling Marte (45) | PIT | 0.36 | 0.200 | 75 | 3 | 9 | 11 | 17 | 3 |
| OF | Harrison Bader (48) | STL | 0.32 | 0.224 | 49 | 3 | 8 | 9 | 14 | 0 |
| OF | Mallex Smith (49) | SEA | 0.29 | 0.165 | 97 | 1 | 15 | 5 | 19 | 8 |
| Back to Team Rankings | Mike O | Casey S | J&P G | Terry | Ron | Alan | Walter | Bill | Joe S | Joe D |
| Est. Value | Wins | Losses | Saves | ERA | Games | Starts | Innings | WHIP | K's | |||
| SP | Gerrit Cole (14)** | HOU | 0.86 | 2 | 4 | 0 | 3.9462 | 7 | 7 | 43.1 | 1.0385 | 65 |
| SP | Jack Flaherty (28)** | STL | 0.65 | 3 | 1 | 0 | 4.0645 | 6 | 6 | 31.0 | 1.2258 | 36 |
| SP | Kenta Maeda (42)** | LAD | 0.52 | 3 | 2 | 0 | 4.4082 | 6 | 6 | 32.2 | 1.5000 | 28 |
| SP | Ross Stripling (46)** | LAD | 0.51 | 1 | 2 | 0 | 3.4078 | 7 | 6 | 34.1 | 1.1650 | 32 |
| SP | Brad Peacock (48)** | HOU | 0.48 | 2 | 1 | 0 | 3.6667 | 6 | 4 | 27.0 | 1.0000 | 24 |
| SP | Jameson Taillon (70) | PIT | 0.34 | 1 | 3 | 0 | 4.0645 | 6 | 6 | 31.0 | 1.1290 | 25 |
| SP | Anibal Sanchez (95) | WAS | 0.00 | 0 | 4 | 0 | 5.9063 | 6 | 6 | 32.0 | 1.7188 | 27 |
| RP | Sean Doolittle (11)** | WAS | 0.83 | 3 | 1 | 3 | 1.3500 | 13 | 0 | 13.1 | 1.1250 | 17 |
| RP | Jose Leclerc (24)** | TEX | 0.36 | 1 | 1 | 5 | 8.4375 | 13 | 0 | 10.2 | 2.1563 | 14 |
| RP | Cody Allen (27)** | LAA | 0.28 | 0 | 2 | 4 | 6.0000 | 11 | 0 | 9.0 | 1.8889 | 11 |
| RP | Mychal Givens (32) | BAL | 0.19 | 0 | 0 | 1 | 4.5000 | 9 | 0 | 12.0 | 1.2500 | 15 |
| RP | Hunter Strickland (39) | SEA | -0.05 | 0 | 1 | 2 | 11.5714 | 3 | 0 | 2.1 | 0.8571 | 3 |