| Abbreviation | Definition |
|---|---|
| QDI | Qualified Dividend Income |
| QE | Quantitative Easing (Bkg) |
| QEB | Quick Equity Builder |
| QEG | Aquila Energy Corporation |
| QFI | Qualified Foreign Investor |
| QFII | Qualified Foreign Institutional Investor |
| QGV | Global Crossing, Ltd. options |
| QGW | CMGI Inc. options |
| QGX | Allegiance Telecom, Inc. options |
| QHE | IPC Holdings, Ltd. |
| QHK | Heartland Express, Inc. options |
| QHX | Hologic, Inc. options |
| QIT | Qualified Income Trust |
| QIT | Quebec Iron And Titanium |
| QIX | Quarterly Expiration Index |
| QKK | NPS Pharmaceuticals, Inc. options |
| QLQ | Qlogic Corporation options |
| QLV | Movie Gallery, Inc. options |
| QNF | XO Communications, Inc. options |
| QOJ | Overland Data, Inc. options |