| Abbreviation | Definition |
|---|---|
| CVOL | Covol Technologies, Inc. |
| CVROY | Companhia Vale Rio Doce |
| CVSN | Chromavision Medical Systems, Inc. |
| CVTI | Covenant Transport, Inc. |
| CVTK | Connectivity Technologies, Inc. |
| CVTX | C V Therapeutics, Inc. |
| CVTY | Coventry Health Care, Inc. |
| CWBC | Community West Bancshares |
| CWBS | Commonwealth Bankshares of Virginia |
| CWCO | Consolidated Water Company, Inc. |
| CWEI | Clayton Williams Energy, Inc. |
| CWII | Communications World International, Inc. |
| CWLZ | Cowlitz Bancorp |
| CWON | Choice One Communications |
| CWRCE | Country World Casinos, Inc. |
| CWSCP | California Water Service Group Holding Company Preferred |
| CWST | Casella Waste Systems, Inc. |
| CWTR | Coldwater Creek, Inc. |
| CXBVY | Copel Compaigna Parana Energia |
| CXIL | Chem International, Inc. |