| Starting Rotation | ERA |
|---|---|
| Jeff Samardzija | 3.49 |
| Matt Garza | |
| Edwin Jackson | 5.76 |
| Travis Wood | 2.24 |
| Scott Feldman | 2.19 |
| Bullpen | ERA |
| Kevin Gregg | 0.00 |
| James Russell | 0.52 |
| Carlos Marmol | 5.06 |
| Shawn Camp | 7.31 |
| Kyuji Fujikawa | 6.75 |
| Carlos Villanueva | 3.93 |
| Hector Rondon | 4.60 |
| Position | Starter | 2 | 3 | 4 |
|---|---|---|---|---|
| Catcher | Welington Castillo | Dioner Navarro | ||
| First Base | Anthony Rizzo | |||
| Second Base | Darwin Barney | |||
| Shortstop | Starlin Castro | |||
| Third Base | Luis Valbuena | Cody Ransom | ||
| Left Field | Alfonso Soriano | Ryan Sweeney | ||
| Center Field | David DeJesus | Julio Borbon | ||
| Right Field | Nate Schierholtz | Scott Hairston |