Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 08/2015 |  | Gastón Sauro | DF | |||
| 08/2015 |  | Jack McInerney | FW |  | CF Montréal | Montréal |
| 07/2015 |  | Harrison Afful | DF | |||
| 07/2015 |  | Cedrick Mabwati | MF |  | CA Osasuna | Osasuna |
| 03/2015 | | Kalen Ryden | DF | |||
| 02/2015 |  | Sixten Boström | AS-CO | |||
| 01/2015 | | Hernán Grana | DF | |||
| 01/2015 | | Chris Klute | DF |  | Colorado Rapids | Colorado Rapids |
| 01/2015 |  | Sergio Campbell | DF |  | Austin Aztex | Austin Aztex |
| 01/2015 |  | Mohammed Saeid | MF |  | Örebro SK | Örebro SK |
| 01/2015 |  | Kristinn Steindórsson | MF |  | Halmstads BK | Halmstads BK |
| 01/2015 |  | Kei Kamara | FW |  | Middlesbrough FC | Middlesbrough |
| 01/2015 | | Jon MacGregor | AT-C |  | Vancouver Whitecaps | Vancouver |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/2015 | | Adam Bedell | FW |  | Richmond Kickers | Richmond Kickers |
| 03/2015 | | Kalen Ryden | DF | | Austin Aztex | Austin Aztex |
| 01/2015 | | Eric Gehrig | DF |  | Chicago Fire | Chicago Fire |
| 01/2015 | | Josh Williams | DF |  | New York City FC | NY City FC |
| 01/2015 |  | Bernardo Añor | MF |  | Sporting Kansas City | Kansas City |
| 01/2015 |  | Agustín Viana | MF |  | Danubio | Danubio |
| 01/2015 |  | Jairo Arrieta | FW |  | D.C. United | DC United |