| Abbreviation | Definition |
|---|---|
| SKYF | Sky Financial Group |
| SKYGF | Sky Games International, LTD. |
| SKYJF | Skyjack, Inc. |
| SKYK | SkyLynx Communications |
| SKYL | Skyline Multimedia Entertainment |
| SKYLU | Skyline Multimedia Entertainment |
| SKYM | SkyMall, Inc. |
| SKYN | SkyNet Holdings, Inc. |
| SKYSE | Sky Scientific, Inc. |
| SKYW | SkyWest, Inc. |
| SLAB | Silicon Labs, Inc. |
| SLAM | Suburban Lodges of America |
| SLANE | St. Landry Financial Corporation |
| SLCK | Softlock.Com, Inc. |
| SLCTY | Select Software Tools, PLC |
| SLDCE | Solid Controls, Inc. |
| SLEE | Stan Lee Media, Inc. |
| SLEL | alient Cybertech Inc |
| SLEL | Salient Cybertech Inc |
| SLET | SaleOutlet.Com |