| Abbreviation | Definition |
|---|---|
| FEI | Fortress Energy Incorporated (de-listed) |
| FEL | Fairborne Energy Ltd. |
| FEL | Fairborne Energy LTD. (de-listed) |
| FEL | Fairborne Energy LTD. (de-listed) |
| FES | Flint Energy Services Ltd. |
| FES | Flint Energy Services LTD. (de-listed) |
| FES | Flint Energy Services LTD. (de-listed) |
| FFH | Fairfax Financial Holdings Limited |
| FFI | Flaherty & Crumrine Investment Grade Fixed Income Fund |
| FFL | iPath United States Treasury Flattener Exchange Traded Notes |
| FFL | iPath US Treasury Flattener ETN |
| FFN | Financial 15 Split Corp. II |
| FFN | Financial 15 Split Corporation Class II |
| FGL | Forzani Group Ltd. (The) |
| FGL | The Forzani Group LTD. |
| FGX | Faircourt Gold Income Corp. |
| FGX | Faircourt Gold Income Corporation |
| FHM | First Trust/Highland Capital Floating Rate Income Fund II |
| FIE | Claymore Canadian Financial Monthly Income ETF |
| FIE | Claymore Canadian Financial Monthly Income Exchange Traded Fund |