| Abbreviation | Definition |
|---|---|
| SUT | Superior Telecom, Inc. |
| SUTPA | Superior Trust I |
| SVC | Stewart & Stevenson |
| SVM | ServiceMaster Company |
| SVR | Silverleaf Resorts, Inc. |
| SVU | SuperValu, Inc. |
| SW | Stone & Webster, Inc. |
| SW | Stone & Webster, Incorporated |
| SWD | Shorewood Packaging Corporation |
| SWK | Stanley Works |
| SWM | Schweitzer- Mauduit International, Inc. |
| SWN | Southwestern Energy Company |
| SWOPA | Swepco Capital I |
| SWS | Southwest Securities Group, Inc. |
| SWS | Southwest Securities Group, Incorporated |
| SWW | Sitel Corporation |
| SWX | Southwest Gas Corporation |
| SWXPA | Southwest Gas Corporation Capital I |
| SWY | Safeway, Inc. |
| SWZ | Swiss Helvetia Fund, Inc. |