| SBCUAU21 | Citi Smith Barney Pty Limited | Sydney | |
| SSBSAU2S | Citigroup Global Markets Australia Pty Limited | Sydney | |
| SIMPAU21 | Maxim Asset Management Limited | Sydney | |
| SECTAU21560 | Samsung Electronics Australia Pty. Ltd. | Homebush Bay | (seau) |
| SATRAU31 | Sandhurst Trustees Limited | Bendigo | |
| SIMAAU21 | Schroder Investment Management Australia Limited | Sydney | |
| SIASAU21 | Schroders Investment Management Australia Ltd. | Sydney | |
| SCOTAU21 | Scott Foster And Partners | Sydney | |
| SESMAU21 | Select Asset Management Limited | Sydney | |
| SEUMAU21 | Selector Funds Management Limited | Sydney | |
| STPYAU21 | Seneca Trading Pty Ltd | Sydney | |
| SFGPAU61 | Sentinel Financial Group Pty Ltd | Perth | |
| SHADAU71 | Shadforths Ltd. | Hobart | |
| SHSGAU21 | Shaw Stockbroking Limited | Sydney | |
| SHBKAU2S | Shinhan Bank Co., Ltd | Sydney | |
| SKMGAU21 | Sinclair Knight Merz Pty Ltd | St. Leonards | |
| SOAUAU31 | Singapore Power International (australia) Pty Ltd | Melbourne | |
| SMIAAU21 | Smallco Investment Manager Limited | Sydney | |
| SMFMAU31 | Smf Funds Management Ltd | Melbourne | |
| SNCAAU21 | Smith New Court Australia Ltd. | Sydney | |
| SOGEAU21 | Societe Generale, Australia Branch | Sydney | |
| SOITAU41 | Solaris Investment Management Limited | Brisbane | |
| SOFGAU21 | Souls Funds Management Limited | Sydney | |
| SWSRAU21 | South West Slopes Credit Union Ltd | Young | |
| STHHAU4B | South32 Limited | Brisbane | |
| SOCQAU21 | Southern Cross Equities Limited | Sydney | |
| SPAGAU21 | Spectrum Asset Management Limited | Sydney | |
| SAAYAUS1 | Spheria Asset Management Pty Limited | Sydney | |
| STHEAU21 | ST Helens Capital Pty Limited | Sydney | |
| SGBLAU2S | St.george Bank, A Division OF Westpac Banking Corporation | Sydney | |
| SCBLAU2S | Standard Chartered Bank, Australia | Sydney | |
| SBINAU2S | State Bank OF India | Sydney | |
| STOTAU61 | State One Stockbroking Limited | Perth | |
| SSALAU2X | State Street Australia Limited | Sydney | |
| SBOSAU2XOBU | State Street Bank And Trust Company, Sydney Branch | Sydney | (offshore Banking Unit) |
| SSGDAU21 | State Street Global Advisors Australia Ltd | Sydney | |
| STATAU21 | Statton Securities | Sydney | |
| SMBCAU2S | Sumitomo Mitsui Banking Corporation Sydney Branch | Sydney | |
| SIFAAU21 | Sumitomo Mitsui Finance Australia Limited | Sydney | |
| SUMAAU21 | Sumitomo Trust Finance (australia) Limited | Sydney | |
| SURNAU21 | Summerland Credit Union Limited | Lismore | |
| SUCVAU21 | Suncorp Custodian Services | Sydney | |
| SULUAU21 | Suncorp Life And Super | Sydney | |
| SIAYAU31 | Super Investment Management Pty Ltd | Melbourne | |
| SWREAU2S | Swiss Reinsurance Company | Sydney | |
| STIRAU31 | Tir Securities (australia) Pty. Ltd. | Melbourne | |