| Abbreviation | Definition |
|---|---|
| QCBC | Quaker City Bancorp, Incorporated (de-listed) |
| QCBC | Quaker City Bancorp, Incorporated (de-listed) |
| QCCME | Q Comm International, Inc. |
| QCCME | Q Comm International, Incorporated (de-listed) |
| QCFB | Q C F Bancorp, Inc. |
| QCFB | QCF Bancorp, Incorporated (de-listed) |
| QCFB | QCF Bancorp, Incorporated (de-listed) |
| QCHI | Quad City Holdings, Inc. |
| QCHI | Quad City Holdings, Incorporated (de-listed) |
| QCHI | Quad City Holdings, Incorporated (de-listed) |
| QCLG | QCL Group, Incorporated (de-listed) |
| QCLGE | Q C L Group, Inc. |
| QCLGE | QCL Group, Incorporated (de-listed) |
| QCLGE | QCL Group, Incorporated (de-listed) |
| QCMM | Criimi Mae, Inc., of Maryland |
| QCMM | Criimi Mae, Incorporated (de-listed) |
| QCMM | Criimi Mae, Incorporated (de-listed) |
| QCMM | Q-Comm International, Incorporated (de-listed) |
| QCOM | Qualcomm, Inc. |
| QCOM | Qualcomm, Incorporated |