| Abbreviation | Definition |
|---|---|
| IAU | Intrepid Mines Limited |
| IBG | IBI Income Fund |
| ICE | Canlan Ice Sports Corporation |
| ICI | Inter-Citic Minerals, Inc. |
| ICS | Intrinsyc Software International, Inc. |
| ICS | Intrinsyc Software International, Incorporated (de-listed) |
| IDC | International Datacasting Corporation |
| IDG | Indigo Books & Music Inc. |
| IDG | Indigo Books & Music Incorporated |
| IDL | Imaging Dynamics Company Ltd. |
| IDL | Imaging Dynamics Company, LTD. |
| IDX | Indexplus Income Fund |
| IDX.UN | Indexplus Income Fund Units |
| IE | Ivanhoe Energy, Inc. |
| IFC | Intact Financial Corporation |
| IFP | International Forest Products Limited |
| IGM | IGM Financial Inc. |
| IGM | IGM Financial Incorporated |
| IGT | iShares Gold Trust |
| II | iPath Optimized Currency Carry ETN |