| SHIP | | Deep Sea Foreign Transportation of Freight | 1448397 |
| SHLAF | | - | 1655190 |
| SHLS | | Semiconductors & Related Devices | 1831651 |
| SHMD | | Misc Industrial & Commercial Machinery & Equipment | 1987240 |
| SHMLF | | Services-Offices & Clinics of Doctors of Medicine | 1166834 |
| SHO | | Hotels & Motels | 1295810 |
| SHOO | | Footwear, (No Rubber) | 913241 |
| SHOP | | Services-Prepackaged Software | 1594805 |
| SHPH | | Pharmaceutical Preparations | 1757499 |
| SHW | | Retail-Building Materials, Hardware, Garden Supply | 89800 |
| SI | | Surgical & Medical Instruments & Apparatus | 1699350 |
| SIBN | | Surgical & Medical Instruments & Apparatus | 1459839 |
| SIBO | | Security Brokers, Dealers & Flotation Companies | 2043392 |
| SID | | Steel Works, Blast Furnaces & Rolling & Finishing Mills | 1049659 |
| SIDU | | Radiotelephone Communications | 1879726 |
| SIEB | | Security Brokers, Dealers & Flotation Companies | 65596 |
| SIF | | Aircraft Engines & Engine Parts | 90168 |
| SIFY | | Services-Computer Programming, Data Processing, Etc. | 1094324 |
| SIG | | Retail-Jewelry Stores | 832988 |
| SIGA | | Pharmaceutical Preparations | 1010086 |
| SIGI | | Fire, Marine & Casualty Insurance | 230557 |
| SIGY | | Surgical & Medical Instruments & Apparatus | 1642159 |
| SII | | Finance Services | 1512920 |
| SILA | | Real Estate Investment Trusts | 1567925 |
| SILC | | Computer Communications Equipment | 916793 |
| SILEF | | Metal Mining | 1545224 |
| SILO | | Pharmaceutical Preparations | 1514183 |
| SIM | | Steel Works, Blast Furnaces & Rolling Mills (Coke Ovens) | 887153 |
| SIMA | | Blank Checks | 2014982 |
| SIMO | | Semiconductors & Related Devices | 1329394 |
| SINT | | Surgical & Medical Instruments & Apparatus | 1269026 |
| SION | | Pharmaceutical Preparations | 2036042 |
| SIRI | | Radio Broadcasting Stations | 908937 |
| SISI | | Agricultural Production-Crops | 1300734 |
| SITC | | Real Estate Investment Trusts | 894315 |
| SITE | | Wholesale-Professional & Commercial Equipment & Supplies | 1650729 |
| SITM | | Semiconductors & Related Devices | 1451809 |
| SIVR | | Commodity Contracts Brokers & Dealers | 1450922 |
| SJ | | Services-Computer Processing & Data Preparation | 1753673 |
| SJM | | Canned, Fruits, Veg, Preserves, Jams & Jellies | 91419 |
| SJT | | Oil Royalty Traders | 319655 |
| SKAS | | Airports, Flying Fields & Airport Terminal Services | 1128281 |
| SKBL | | Construction - Special Trade Contractors | 2031009 |
| SKE | | Gold and Silver Ores | 1713748 |
| SKFG | | Wholesale-Apparel, Piece Goods & Notions | 1794942 |
| SKIL | | Services-Prepackaged Software | 1774675 |
| SKIN | | Surgical & Medical Instruments & Apparatus | 1818093 |
| SKK | | Water, Sewer, Pipeline, Comm & Power Line Construction | 1991261 |
| SKKY | | Services-Prepackaged Software | 1546853 |
| SKLZ | | Services-Computer Processing & Data Preparation | 1801661 |