| Abbreviation | Definition |
|---|---|
| FLSC | Florsheim Group, Inc. |
| FLSH | M Sys Flash Disk Pioneers |
| FLSOQ | Flagstar Companies, Inc. (in bankruptcy) |
| FLSTQ | Flagstar Companies, Inc. (in bankruptcy) |
| FLTCF | Filtronic Comtek, P. L. C. |
| FLWR | Celebrity, Inc. |
| FLWS | 1-800-FLOWERS.COM, Inc. |
| FLXI | Flexi-International Software, Inc. |
| FLXME | Flexemessaging.com, Inc. |
| FLXP | Flexpoint Sensor Systems |
| FLXP | lexpoint Sensor Systems |
| FLXS | Flexsteel Industries, Inc. |
| FLYAF | C H C Helicopter Corporation |
| FLYR | Navigant International, Inc. |
| FMAR | First Mariner Bancorp |
| FMAR | irst Mariner Bancorp |
| FMARP | Mariner Capital Trust Preferred |
| FMBH | First Mid-Illinois Bancshares |
| FMBI | First Midwest Bancorp, Inc. |
| FMBL | Farmers and Merchants Bank of Long Beach, California |