| STPU.L | STPU.L | 98.95 | N/A | Stocks | LSE |
| STG.L | STRIP TINNING HOLDINGS PLC ORD | 39.00 | Consumer Cyclical | Stocks | LSE |
| STK.L | STREAKSAI PLC ORD GBP0.001 | 0.55 | Communication Services | Stocks | LSE |
| STX.L | SHIELD THERAPEUTICS PLC ORD 1.5 | 1.35 | Healthcare | Stocks | LSE |
| STU.V | STUHINI EXPLORATION LTD | 0.24 | Basic Materials | Stocks | VAN |
| STA.L | STAR PHOENIX GROUP LTD ORD NPV | 1.05 | Energy | Stocks | LSE |
| STS.L | STS GLOBAL INCOME & GROWTH TRUS | 215.00 | Financial Services | Stocks | LSE |
| STM.L | STM GROUP PLC ORD 0.1P | 57.50 | Financial Services | Stocks | LSE |
| STB.L | SECURE TRUST BANK PLC ORD 40P | 686.00 | Financial Services | Stocks | LSE |
| STJ.L | ST. JAMES'S PLACE PLC ORD 15P | 435.40 | Financial Services | Stocks | LSE |
| STE.L | STE.L | 525.00 | N/A | Stocks | LSE |
| SOU.L | SOUND ENERGY PLC ORD 1P | 0.82 | Energy | Stocks | LSE |
| VTU.L | VERTU MOTORS PLC ORD 10P | 69.20 | Consumer Cyclical | Stocks | LSE |
| MTU.L | MONTANARO UK SMALLER COMPANIES | 106.50 | Financial Services | Stocks | LSE |
| STI.L | STI.L | 0.50 | N/A | Stocks | LSE |
| SDU.L | Baillie Gifford UK Growth | 171.00 | N/A | Mutual Fund | LSE |
| SMU.L | LEVERAGE SHARES PUBLIC LIMITED | 780.88 | N/A | ETF | LSE |
| STUB.L | LYXOR INDEX FUND LYX ETF BOFAML | 68.97 | N/A | ETF | LSE |
| STPU.L | MULTI UNITS LUXEMBOURG AMUNDI U | 93.67 | N/A | ETF | LSE |
| STY.L | STY.L | 463.50 | N/A | Stocks | LSE |
| STT.L | STT.L | N/A | Consumer Goods | Stocks | LSE |
| STR.L | STR.L | 149.00 | N/A | Stocks | LSE |
| STC.L | STC.L | 5.75 | N/A | Stocks | LSE |
| STP.L | STP.L | 181.75 | N/A | Stocks | LSE |
| SMU.L | SMU.L | N/A | N/A | Stocks | LSE |