| April | May | June | July | August | September | Season-to-Date |
| Back to Team Rankings | Mike O | Casey S | Team O'Clair | J&P G | Terry | Ron | Alan | Walter | Bill | Joe/Pat |
| Est. Value | Average | AB | Homers | Runs | RBI | Runs Prod | Steals | |||
| 1B | Ryan Zimmerman (8)** | WAS | 0.69 | 0.283 | 92 | 4 | 15 | 18 | 29 | 0 |
| 1B | Greg Bird (24) | NYY | 0.00 | 0.000 | 0 | 0 | 0 | 0 | 0 | 0 |
| 2B | DJ LeMahieu (7)** | COL | 0.81 | 0.343 | 108 | 1 | 17 | 18 | 34 | 1 |
| 2B | Brandon Drury (13) | ARI | 0.55 | 0.272 | 81 | 4 | 8 | 18 | 22 | 0 |
| SS | Francisco Lindor (14)** | CLE | 0.23 | 0.214 | 112 | 2 | 8 | 13 | 19 | 0 |
| 3B | Manny Machado (14)** | BAL | 0.53 | 0.242 | 91 | 5 | 11 | 13 | 19 | 2 |
| C | Alex Avila (9)** | DET | 0.48 | 0.317 | 63 | 4 | 10 | 7 | 13 | 0 |
| C | Russell Martin (18) | TOR | 0.14 | 0.172 | 58 | 2 | 9 | 5 | 12 | 0 |
| C | Tom Murphy (21) | COL | -0.08 | 0.050 | 20 | 0 | 1 | 1 | 2 | 0 |
| OF | Aaron Judge (1)** | NYY | 1.41 | 0.324 | 102 | 10 | 30 | 25 | 45 | 2 |
| OF | Giancarlo Stanton (17)** | MIA | 0.77 | 0.242 | 95 | 7 | 23 | 13 | 29 | 1 |
| OF | Bryce Harper (27)** | WAS | 0.68 | 0.287 | 101 | 3 | 16 | 15 | 28 | 2 |
| OF | Adam Duvall (19) | CIN | 0.75 | 0.323 | 93 | 5 | 14 | 12 | 21 | 2 |
| OF | Andrew Benintendi (30) | BOS | 0.67 | 0.295 | 88 | 5 | 11 | 14 | 20 | 2 |
| OF | Scott Schebler (40) | CIN | 0.49 | 0.282 | 78 | 4 | 11 | 10 | 17 | 0 |
| OF | Michael Brantley (55) | CLE | 0.26 | 0.326 | 46 | 0 | 3 | 8 | 11 | 1 |
| Back to Team Rankings | Mike O | Casey S | Team O'Clair | J&P G | Terry | Ron | Alan | Walter | Bill | Joe/Pat |
| Est. Value | Wins | Losses | Saves | ERA | Games | Starts | Innings | WHIP | K's | |||
| SP | Jacob deGrom (8)** | NYM | 0.93 | 4 | 1 | 0 | 2.7500 | 5 | 5 | 36.0 | 0.9444 | 33 |
| SP | Gio Gonzalez (9)** | WAS | 0.86 | 3 | 1 | 0 | 2.5313 | 5 | 5 | 32.0 | 0.9375 | 35 |
| SP | Robbie Ray (10)** | ARI | 0.85 | 3 | 1 | 0 | 3.1935 | 5 | 5 | 31.0 | 1.4194 | 44 |
| SP | Stephen Strasburg (21)** | WAS | 0.69 | 3 | 1 | 0 | 4.5849 | 6 | 6 | 35.1 | 1.1887 | 48 |
| SP | Masahiro Tanaka (43)** | NYY | 0.45 | 1 | 2 | 0 | 3.9438 | 5 | 5 | 29.2 | 1.1461 | 34 |
| SP | Taijuan Walker (54) | ARI | 0.37 | 2 | 0 | 0 | 3.6346 | 3 | 3 | 17.1 | 1.6154 | 14 |
| SP | Francis Martes (62) | HOU | 0.25 | 2 | 0 | 0 | 5.5102 | 4 | 3 | 16.1 | 1.5918 | 16 |
| SP | Michael Wacha (65) | STL | 0.23 | 2 | 0 | 0 | 5.5479 | 5 | 5 | 24.1 | 1.7671 | 20 |
| SP | Kevin Gausman (76) | BAL | 0.06 | 1 | 3 | 0 | 6.4125 | 5 | 5 | 26.2 | 1.8375 | 25 |
| SP | Danny Salazar (84) | CLE | -0.08 | 0 | 0 | 0 | 3.3750 | 2 | 0 | 2.2 | 1.5000 | 4 |
| SP | Joe Musgrove (103) | HOU | -0.26 | 0 | 3 | 0 | 10.2857 | 3 | 3 | 14.0 | 1.9286 | 13 |
| RP | Brandon Kintzler (10)** | MIN | 0.69 | 0 | 1 | 8 | 2.3143 | 12 | 0 | 11.2 | 0.6857 | 7 |
| RP | Cam Bedrosian (31)** | LAA | 0.08 | 1 | 0 | 0 | 5.0625 | 6 | 0 | 5.1 | 1.1250 | 9 |
| RP | Tony Watson (32)** | PIT | 0.06 | 0 | 0 | 0 | 4.9737 | 14 | 0 | 12.2 | 1.4211 | 11 |
| RP | Neftali Feliz (35) | KC | -0.07 | 0 | 1 | 0 | 6.7500 | 9 | 0 | 8.0 | 1.7500 | 6 |