| Abbreviation | Definition |
|---|---|
| SIV | St.ives |
| SIXH | 600 Group, P.L.C. |
| SJG | Schroder Japan |
| SKFA | Shin Kong A |
| SKFS | Shin Kong S |
| SKG | Smurfit Kap. |
| SKHG | Sky High |
| SKMD | Sk Telecom Ads |
| SKP | Skyepharma |
| SKR | Sunkar |
| SKS | Shanks Group |
| SKS | Shanks Grp. |
| SKYW | Skywest Air |
| SKZ | Shalkiyazinc |
| SL. | Std Life |
| SLE | San Leon |
| SLED | Lebanese Gds |
| SLES | Standard Life S |
| SLET | Standard Life |
| SLG | Sarantel A |