| Abbreviation | Definition |
|---|---|
| CXILW | Chem International, Inc. Warrants |
| CXIM | Criticare Systems, Inc. |
| CXIPY | Coflexip, S. A. |
| CXOT | Commodore Separation Technologies |
| CXOTP | Commodore Separation Technologies Preferred |
| CXSN | Counsel Corporation |
| CXTE | Colormax Technologies |
| CXUS | Celexus, Inc. |
| CYAA | CyberAmerica Corporation |
| CYAN | Cyanotech Corporation |
| CYBA | Cybear Inc |
| CYBA | ybear Inc |
| CYBD | Cyber Digital, Inc. |
| CYBE | Cyberoptics Corporation |
| CYBGE | Cyberguard Corporation |
| CYBK | County Bank Corporation |
| CYBR | Cyber- Care, Inc. |
| CYBS | CyberSource Corporation |
| CYBX | Cyberonics, Inc. |
| CYCH | Cybercash, Inc. (now CYCHZ) |