| Abbreviation | Definition |
|---|---|
| CIK | Caisse Interprofessionnelle de D??p??ts et de Virement de Titres |
| CIK | Caisse Interprofessionnelle de Dépôts et de Virement de Titres |
| CINS | CUSIP International Numbering System |
| CIPF | Canada Investor Protection Fund |
| CIRR | Commercial Interest Reference Rate |
| CIS | Chartered Institute of Stockbrokers |
| CIYB | Collateralized Increasable Yield Bond |
| CJSC | Close Joint Stock Company |
| CLASS | Canada-London Automated Settlement Service |
| CLC | C??mara de Liquida????o e Cust??dia |
| CLC | Câmara de Liquidação e Custódia |
| CLD | Called |
| CLEC | Competitive Local Exchange Carrier |
| CLOB | Central Limit Order Book |
| CLOU | Currency Linked Outperformance Unit |
| CLT | Cancel Last Trade |
| CMA | Capital Markets Authority |
| CMB | Capital Market Board |
| CMBS | Commercial Mortgage Backed Security |
| CME | Chicago Mercantile Exchange |