| Q | Quintiles Transitional Holdings | 133.7 | 130.5 | 133.6 | 776.4K | 2.1 | | 1.60 | |
| QRE- | Quasaredge Acquisition Corp Ord [Qredr] | 0.2400 | 0.2387 | 0.2400 | 300 | 0.0400 | | 20.00 | |
| QRE.U | Quasaredge Acquisition Corp Unit | 10.27 | 10.06 | 10.27 | 500 | -0.01 | | 0.10 | |
| QRED | Quasaredge Acquisition Corp | 9.96 | 9.96 | 10.05 | 0 | -0.09 | | 0.90 | |
| QSR | Restaurant Brands International | 71.04 | 69.91 | 70.26 | 1.42M | 0.37 | | 0.53 | |