| Abbreviation | Definition |
|---|---|
| CSA | Commercial Solutions Inc. |
| CSA | Commercial Solutions, Incorporated |
| CSB | Canadian Banc Capital Securities Trust |
| CSB | Canadian Banc Capital Securities Trust (de-listed) |
| CSB | Canadian Banc Capital Securities Trust (de-listed) |
| CSF | The Cash Store Financial Servicess, Inc. |
| CSH | Chartwell Seniors Housing Real Estate Investment Trust |
| CSI | Colossus Minerals Inc. |
| CSI | Colossus Minerals Incorporated (de-listed) |
| CSI | Colossus Minerals Incorporated (de-listed) |
| CSS | Contrans Group, Inc. |
| CSU | Constellation Software Inc. |
| CSU | Constellation Software Incorporated |
| CSY | Can-60 Income Corp. |
| CSY | Can-60 Income Corporation |
| CTA | Crocotta Energy Inc. |
| CTA | Crocotta Energy Incorporated (de-listed) |
| CTA | Crocotta Energy Incorporated (de-listed) |
| CTC | Canadian Tire Corporation, Limited |
| CTF | Citadel Income Fund |