| Abbreviation | Definition |
|---|---|
| SNNT | Synthonics Technologies, Incorporated (de-listed) |
| SNNT | Synthonics Technologies, Incorporated (de-listed) |
| SNNU | SN, Ltd. (B) |
| SNOA | Sonoma Pharmaceuticals, Incorporated |
| SNPCE | Sunpoint Securities, Inc. |
| SNPCE | Sunpoint Securities, Incorporated (de-listed) |
| SNPCE | Sunpoint Securities, Incorporated (de-listed) |
| SNPS | Synopsys, Inc. |
| SNPS | Synopsys, Incorporated |
| SNQS | Sun Quest Holdings, Inc. |
| SNQS | Sun Quest Holdings, Incorporated (de-listed) |
| SNQS | Sun Quest Holdings, Incorporated (de-listed) |
| SNRA | Sonera Corporation |
| SNRS | Sunrise Technologies International, Inc. |
| SNRZ | Sunrise Assisted Living, Inc. |
| SNSTA | Sonesta International Hotels Corporation |
| SNTKY | Senetek, P L C |
| SNTL | Superior National Insurance Group, Inc. |
| SNTO | Sento Corporation |
| SNTSE | Sani- Tech Industries, Inc. |