| Yellow | VS Club | Date | |
|---|---|---|---|
| 5 | Columbus Crew | 09-08-2015 | Match details |
| 5 | Philadelphia Union | 07-03-2015 | Match details |
| 4 | New England Revolution | 05-04-2015 | Match details |
| 3 | Sporting Kansas City | 23-10-2015 | Match details |
| 3 | Real Salt Lake | 05-10-2015 | Match details |
| 3 | Toronto FC | 19-09-2015 | Match details |
