| Q | Quintiles Transitional Holdings | 144.9 | 139.9 | 140.9 | 192.9K | -2.6 | | 1.78 | |
| QSR | Restaurant Brands International | 81.08 | 79.78 | 80.18 | 365.7K | 0.15 | | 0.18 | |
| QVCCQ | Qvc Inc 6.250% Senior Secured Notes Due | 10.15 | 10.06 | 10.10 | 8.8K | 0.04 | | 0.40 | |
| QVCDQ | Qvc Inc 6.375% Senior Secured Notes Due | 10.14 | 9.90 | 10.10 | 8.5K | -0.02 | | 0.20 | |