| Abbreviation | Definition |
|---|---|
| SLNE | Streamline.Com, Inc. |
| SLNE | Streamline.Com, Incorporated (de-listed) |
| SLNI | SourceingLink.Net, Inc. |
| SLNI | SourceingLink.Net, Incorporated (de-listed) |
| SLNI | SourceingLink.Net, Incorporated (de-listed) |
| SLNK | SpectraLink Corporation |
| SLOT | Anchor Gaming |
| SLPU | Select Therapeutics, Inc. |
| SLPWE | Solpower Corporation |
| SLSIE | S L S Industries, Inc. |
| SLSRE | Silver Surprize, Inc. |
| SLTC | Selectica, Inc. |
| SLTI | Surgical Laser Technology, Inc. |
| SLTSE | Salient Systems |
| SLUP | Solucorp Industries, LTD. |
| SLVN | Sylvan Learning Systems, Inc. |
| SLVR | Silver Diner, Inc. |
| SLVYY | Solvay |
| SMA | Simple Moving Average |
| SMAK | Smack Sportswear |