 S U plc | SUS | GB0007655037 | |
 S4 Capital PLC | SFOR | GB00BFZZM640 | |
| Sabre Insurance Group PLC | SBRE | GB00BYWVDP49 | |
 Safestore Holdings PLC | SAFE | GB00B1N7Z094 | |
 Saga PLC | SAGA | GB00BMX64W89 | |
 Sainsbury (J) PLC | SBRY | GB00B019KW72 | |
 Santander UK PLC8 5/8% NON-CUM STLG PRF #1 | SANB | GB0000044221 | |
 Satsuma Technology PLC | SATS | GB00BMFCRZ80 | |
 Savills PLC | SVS | GB00B135BJ46 | |
 Schroder Asian Total Return Investment Company plc | ATR | GB0008710799 | |
 Schroder Asiapacific Fund PLC | SDP | GB0007918872 | |
 Schroder British Opportunities Trust PLC | SBO | GB00BN7JZR28 | |
 Schroder BSC Social Impact Trust PLC | SBSI | GB00BF781319 | |
 Schroder European Real Estate Investment Trust PLC | SERE | GB00BY7R8K77 | |
 Schroder Income Growth Fund PLC | SCF | GB0007915860 | |
 Schroder Japan Trust PLC | SJG | GB0008022849 | |
 Schroder Oriental Income Fund Limited | SOI | GB00B0CRWN59 | |
 Schroder Real Estate Investment Trust Limited | SREI | GB00B01HM147 | |
 Schroder UK Mid Cap Fund PLC | SCP | GB0006108418 | |
 Schroders Capital Global Innovation Trust plc | INOV | GB00BVG1CF25 | |
 Schroders PLC | SDR | GB00BP9LHF23 | |
 Scottish American Investment Co PLC | SAIN | GB0007873697 | |
 Scottish Mortgage Investment Trust PLC | SMT | GB00BLDYK618 | |
 Scottish Oriental Smaller Companies Trust PLC | SST | GB00BRBL6574 | |
 Sdcl Efficiency Income Trust PLC | SEIT | GB00BGHVZM47 | |
 Sealand Capital Galaxy Limited | SCGL | KYG7948E1026 | |
 Secure Trust Bank PLC | STB | GB00B6TKHP66 | |
 Seed Capital Solutions PLC | SCSP | GB00BL6CFR81 | |
 Segro PLC | SGRO | GB00B5ZN1N88 | |
 Seneca Growth Capital VCT plc | HYG | GB0031256109 | |
 Senior PLC | SNR | GB0007958233 | |
| Seplat Energy PLC | SEPL | NGSEPLAT0008 | |
 Sequoia Economic Infrastructure Income Fund Limited | SEQI | GG00BV54HY67 | |
 Seraphim Space Investment Trust plc | SSIT | GB00BKPG0138 | |
| Serco Group PLC | SRP | GB0007973794 | |
 Severfield PLC | SFR | GB00B27YGJ97 | |
 Severn Trent PLC | SVT | GB00B1FH8J72 | |
 Shaftesbury Capital PLC | SHC | GB00B62G9D36 | |
 Shawbrook Group PLC | SHAW | GB00BV9DPV21 | |
 Shefa Gems Ltd | SEFA | IL0011101057 | |
 Shell PLC | SHEL | GB00BP6MXD84 | |
 Sherborne Investors (guernsey) C Limited | SIGC | GG00BZ3C3B94 | |
 Sig plc | SHI | GB0008025412 | |
 Sirius Real Estate Limited | SRE | GG00B1W3VF54 | |
 Smart (J.) Co. (contractors) PLC | SMJ | GB00B76BK617 | |
 Smith Nephew PLC | SN. | GB0009223206 | |
 Smiths Group PLC | SMIN | GB00B1WY2338 | |
| Smiths News PLC | SNWS | GB00B17WCR61 | |
 Softcat PLC | SCT | GB00BYZDVK82 | |
 Solvonis Therapeutics PLC | SVNS | GB00BMD1Z199 | |
 South32 Limited | S32 | AU000000S320 | |
 Speedy Hire PLC | SDY | GB0000163088 | |
 Spirax Group PLC | SPX | GB00BWFGQN14 | |
 Spire Healthcare Group PLC | SPI | GB00BNLPYF73 | |
 Spiritus Mundi PLC | SPMU | GB00BMHR3L94 | |
 Sse plc | SSE | GB0007908733 | |
 SSP Group PLC | SSPG | GB00BGBN7C04 | |
 ST. James's Place PLC | STJ | GB0007669376 | |
 Standard Chartered PLC | STAN | GB0004082847 | |
 Standard Life PLC | SDLF | GB00BGXQNP29 | |
 Stelrad Group PLC | SRAD | GB00BMHRMV23 | |
 SThree PLC | STEM | GB00B0KM9T71 | |
 Strategic Equity Capital PLC | SEC | GB00B0BDCB21 | |
 STS Global Income Growth Trust PLCRED ORDS 1P | STS | GB00B09G3N23 | |
 STV Group PLC | STVG | GB00B3CX3644 | |
 Supermarket Income REIT PLC | SUPR | GB00BF345X11 | |
 Supply@me Capital PLC | SYME | GB00BFMDJC60 | |
 Sure Ventures PLC | SURE | GB00BYWYZ460 | |
 Syncona Limited | SYNC | GG00B8P59C08 | |
 Synthomer PLC | SYNT | GB00BNTVWJ75 | |
