| Company | Ticker | FTSE Industry Classification Benchmark sector[11] |
| 3i Infrastructure | 3IN | Financial Services |
| 4imprint | FOUR | Media |
| Aberdeen Group | ABDN | Financial Services |
| Aberforth Smaller Companies Trust | ASL | Investment Trusts |
| Abrdn Asia Focus | AAS | Investment Trusts |
| Alfa Financial Software | ALFA | Software and Computer Services |
| Allianz Technology Trust | ATT | Investment Trusts |
| Alpha Group International | ALPH | Financial Services |
| Anglo-Eastern Plantations | AEP | Food Producers |
| AO World | AO | Retail |
| Ashmore Group | ASHM | Financial Services |
| Ashoka India Equity Investment Trust | AIE | Investment Trusts |
| Aston Martin Lagonda | AML | Automobiles & Parts |
| Atalaya Mining | ATYM | Industrial Metals and Mining |
| AVI Global Trust | AGT | Investment Trusts |
| Avon Technologies | AVON | Industrial Goods and Services |
| B&M | BME | Retailers |
| Baillie Gifford Japan Trust | BGFD | Investment Trusts |
| Baillie Gifford US Growth Trust | USA | Investment Trusts |
| Bakkavör | BAKK | Food & Tobacco |
| Balfour Beatty | BBY | Construction & Materials |
| Baltic Classifieds | BCG | Consumer Digital Services |
| Bankers Investment Trust | BNKR | Investment Trusts |
| A.G. Barr | BAG | Beverages |
| AJ Bell | AJB | Financial Services |
| Bellway | BWY | Home Construction |
| BH Macro | BHMG | Hedge Funds |
| Big Yellow Group | BYG | Real Estate Investment Trusts |
| Biopharma Credit | BPCR | Investment Trusts |
| BlackRock Greater Europe Investment Trust | BRGE | Investment Trusts |
| BlackRock Smaller Companies Trust | BRSC | Equity Investments |
| BlackRock Throgmorton Trust | THRG | Equity Investments |
| BlackRock World Mining Trust | BRWM | Investment Trusts |
| Bluefield Solar Income Fund | BSIF | Investment Trusts |
| Bodycote | BOY | Industrial Engineering |
| Breedon Group | BREE | Construction & Materials |
| Bridgepoint Group | BPT | Financial Services |
| British Land | BLND | Real Estate |
| Brunner Investment Trust | BUT | Investment Trusts |
| Bytes Technology Group | BYIT | Aerospace & Defence |
| C&C Group | CCR | Food & Tobacco |
| Caledonia Investments | CLDN | Investment Trusts |
| Capital Gearing Trust | CGT | Investment Trusts |
| Carnival Corporation & plc | CCL | Travel & Leisure |
| Chemring Group | CHG | Aerospace & Defence |
| Chesnara | CSN | Life Insurance |
| Chrysalis Investments | CHRY | Investment Trusts |
| City of London Investment Trust | CTY | Investment Trusts |
| Clarkson | CKN | Industrial Transportation |
| Close Brothers Group | CBG | Financial Services |
| CMC Markets | CMCX | Financial Services |
| Coats Group | COA | Consumer Staples |
| Computacenter | CCC | Software & Computer Services |
| Cranswick | CWK | Food Producers |
| Currys | CURY | Retailers |
| Derwent London | DLN | Real Estate Investment Trusts |
| discoverIE | DSCV | Support Services |
| Diversified Energy | DEC | Energy |
| Domino's Pizza | DOM | Travel & Leisure |
| Dowlais Group | DWL | Automobiles & Parts |
| Drax Group | DRX | Electricity |
| Dr. Martens | DOCS | Retailers |
| Dunelm Group | DNLM | Retailers |
| Edinburgh Investment Trust | EDIN | Investment Trusts |
| Edinburgh Worldwide Investment Trust | EWI | Investment Trusts |
| Elementis | ELM | Chemicals |
| Empiric Student Property | ESP | Real estate |
| Energean | ENOG | Oil & Gas Producers |
| European Opportunities Trust | EOT | Investment Trusts |
| European Smaller Companies Trust | ESCT | Investment Trusts |
| Fidelity China Special Situations | FCSS | Investment Trusts |
| Fidelity Emerging Markets | FEML | Investment Trusts |
| Fidelity European Trust | FEV | Investment Trusts |
| Fidelity Special Values | FSV | Investment Trusts |
| Finsbury Growth & Income Trust | FGT | Equity Investments |
| FirstGroup | FGP | Travel & Leisure |
| Foresight Environmental Infrastructure | FGEN | Investment Trusts |
| Foresight Group | FSG | Investment Banking and Brokerage Services |
| Foresight Solar Fund | FSFL | Collective Investments |
| Frasers Group | FRAS | Retailers |
| Galliford Try | GFRD | Construction |
| Future | FUTR | Media |
| Gamma Communications | GAMA | Telecommunications |
| GCP Infrastructure Investments | GCP | General Financial |
| Genuit Group | GEN | Construction & Materials |
| Genus | GNS | Pharmaceuticals & Biotechnology |
| Global Smaller Companies Trust | GSCT | Investment Trusts |
| Goodwin | GDWN | General Industrials |
| Grafton Group | GFTU | Support Services |
| Grainger | GRI | Real Estate Investment & Services |
| Great Portland Estates | GPE | Real Estate Investment Trusts |
| Greencoat UK Wind | UKW | Gas, Water & Multiutilities |
| Greencore | GNC | Food, Beverage and Tobacco |
| Greggs | GRG | Food & Drug Retailers |
| Hammerson | HMSO | Real Estate Investment Trusts |
| Harbour Energy | HBR | Oil & Gas Producers |
| HarbourVest Global Private Equity | HVPE | Equity Investments |
| Harworth Group | HWG | Real Estate |
| Hays | HAS | Support Services |
| Helios Towers | HTWS | Telecomms |
| Henderson Smaller Companies Investment Trust | HSL | Investment Trusts |
| Herald Investment Trust | HRI | Investment Trusts |
| Hg Capital Trust | HGT | Investment Trusts |
| HICL Infrastructure Company | HICL | Investment Trusts |
| Hill & Smith | HILS | Industrial Engineering |
| Hilton Food Group | HFG | Food Producers |
| Hochschild Mining | HOC | Basic Resources |
| Hollywood Bowl Group | BOWL | Travel and leisure |
| Hunting | HTG | Oil, Gas and Coal |
| Ibstock | IBST | Construction & Materials |
| ICG Enterprise Trust | ICGT | Investment Trusts |
| IG Group Holdings | IGG | Financial Services |
| Impax Environmental Markets | IEM | Investment Trusts |
| Inchcape | INCH | Retailers |
| IntegraFin Holdings | IHP | Financial Services |
| International Personal Finance | IPF | Financial Services |
| International Public Partnerships | INPP | Financial Services |
| International Workplace Group | IWG | Support Services |
| Invesco Asia Dragon Trust | IAD | Investment Trusts |
| Investec | INVP | Financial Services |
| IP Group | IPO | Financial Services |
| Ithaca Energy | ITH | Oil & Gas Producers |
| ITV | ITV | Media |
| Johnson Matthey | JMAT | Chemicals |
| Johnson Service Group | JSG | Industrial Support Services |
| JPMorgan American Investment Trust | JAM | Investment Trusts |
| JPMorgan Emerging Markets Investment Trust | JMG | Investment Trusts |
| JPMorgan European Discovery | JEDT | Investment Trusts |
| JPMorgan European Growth & Income | JEGI | Investment Trusts |
| JPMorgan Global Growth & Income | JGGI | Investment Trusts |
| JPMorgan Indian Investment Trust | JII | Investment Trusts |
| JPMorgan Japanese Investment Trust | JFJ | Investment Trusts |
| JTC | JTC | Financial Services |
| Jupiter Fund Management | JUP | Financial Services |
| Just Group | JUST | Life Insurance |
| Kainos | KNOS | Software & Computer Services |
| Keller Group | KLR | Construction & Materials |
| Kier Group | KIE | Construction & Materials |
| Lancashire Holdings | LRE | Nonlife Insurance |
| Law Debenture | LWDB | Investment Trusts |
| Lion Finance Group | BGEO | Banking Services |
| Man Group | EMG | Investment Trusts |
| Marshalls | MSLH | Construction & Materials |
| ME Group International | MEGP | Leisure Goods |
| Mercantile Investment Trust | MRC | Collective Investments |
| Merchants Trust | MRCH | Investment Trusts |
| Metro Bank | MTRO | Banks |
| Mitchells & Butlers | MAB | Travel & Leisure |
| Mitie | MTO | Support Services |
| Molten Ventures | GROW | Financial Services |
| Monks Investment Trust | MNKS | Investment Trusts |
| MONY Group | MONY | Media |
| Moonpig | MOON | Retailers |
| Morgan Advanced Materials | MGAM | Electronic & Electrical Equipment |
| Morgan Sindall Group | MGNS | Construction & Materials |
| Murray Income Trust | MUT | Investment Trusts |
| Murray International Trust | MYI | Investment Trusts |
| NB Private Equity Partners | NBPE | Collective Investments |
| NCC Group | NCC | Software and Computer Services |
| Ninety One | N91 | Financial Services |
| North Atlantic Smaller Companies Investment Trust | NAS | Investment Trusts |
| Oakley Capital Investments | OCI | Investment Trusts |
| Ocado Group | OCDO | Food & drug retailers |
| OSB Group | OSB | Banks |
| Oxford Biomedica | OXB | Pharmaceuticals and Biotechnology |
| Oxford Instruments | OXIG | Electronic & Electrical Equipment |
| Oxford Nanopore Technologies | ONT | Health Care |
| Pacific Horizon Investment Trust | PHI | Investment Trusts |
| PageGroup | PAGE | Support Services |
| Pantheon Infrastructure | PINT | Investment Trusts |
| Pantheon International | PIN | Equity Investments |
| Paragon Banking Group | PAG | Financial Services |
| Partners Group Private Equity | PEY | Investment Trusts |
| Patria Private Equity Trust | PPET | Financial Services |
| PayPoint | PAY | Industrial Support Services |
| Pennon Group | PNN | Gas, Water & Multiutilities |
| Personal Assets Trust | PNL | Investment Trusts |
| Petershill Partners | PHLL | Investment Trusts |
| Pets at Home | PETS | Retailers |
| Pinewood Technologies | PINE | Software & Computer Services |
| Playtech | PTEC | Software & Computer Services |
| Plus500 | PLUS | Financial Services |
| Pollen Street Group | POLN | Financial Services |
| PPHE Hotel Group | PPH | Travel and Leisure |
| Premier Foods | PFD | Food & Drug Retailers |
| Primary Health Properties | PHP | Real Estate Investment Trusts |
| PRS REIT | PRSR | Real Estate Investment Trusts |
| Qinetiq | QQ | Aerospace & Defence |
| Quilter | QLT | Financial Services |
| Rank Group | RNK | Travel and Leisure |
| Raspberry Pi Holdings | RPI | Technology |
| Rathbones | RAT | Financial Services |
| Renishaw | RSW | Electronic & Electrical Equipment |
| RHI Magnesita | RHIM | Support Services |
| RIT Capital Partners | RCP | Investment Trusts |
| Rotork | ROR | Industrial Engineering |
| RS Group | RS1 | Industrials |
| Ruffer Investment Company | RICA | Investment Trusts |
| Safestore | SAFE | Real Estate Investment Trusts |
| Savills | SVS | Real Estate Investment & Services |
| Schroder Asian Total Return Investment Company | ATR | Investment Trusts |
| Schroder AsiaPacific Fund | SDP | Investment Trusts |
| Schroder Oriental Income Fund | SOI | Financial Services |
| Scottish American Investment Company | SAIN | Investment Trusts |
| SDCL Energy Efficiency Income Trust | SEIT | Energy |
| Senior | SNR | Aerospace & Defence |
| Sequoia Economic Infrastructure Income Fund | SEQI | Financial Services |
| Serco | SRP | Support Services |
| Shaftesbury Capital | SHC | Real Estate Investment Trusts |
| Sirius Real Estate | SRE | Real Estate |
| Smithson Investment Trust | SSON | Investment Trusts |
| Softcat | SCT | Software & Computer Services |
| Spectris | SXS | Electronic & Electrical Equipment |
| Spire Healthcare | SPI | Health Care Equipment & Services |
| SSP Group | SSPG | Retailers |
| Supermarket Income REIT | SUPR | Real Estate Investment Trusts |
| Syncona | SYNC | Pharmaceuticals & Biotechnology |
| Target Healthcare REIT | THRL | Real Estate Investment Trusts |
| Tate & Lyle | TATE | Food Producers |
| Taylor Wimpey | TW | Household goods & home construction |
| TBC Bank | TBCG | Banks |
| Telecom Plus | TEP | Telecomms |
| Temple Bar Investment Trust | TMPL | Collective Investments |
| Templeton Emerging Markets Investment Trust | TEM | Investment Trusts |
| The Renewables Infrastructure Group | TRIG | Investment Trusts |
| THG | THG | Personal Products |
| TP ICAP | TCAP | Support Services |
| Trainline | TRN | Industrial Transportation |
| Travis Perkins | TPK | Support Services |
| Tritax Big Box REIT | BBOX | Real Estate Investment Trusts |
| TR Property Investment Trust | TRY | Investment Trusts |
| Trustpilot | TRST | Technology |
| Twentyfour Income Fund | TFIF | Investment Trusts |
| Unite Group | UTG | Real estate investment trusts |
| Vesuvius | VSVS | General Industrials |
| Victrex | VCT | Chemicals |
| Vietnam Enterprise Investments | VEIL | General Financial |
| VinaCapital Vietnam Opportunity Fund | VOF | General Financial |
| Vistry Group | VTY | Home Construction |
| Volution Group | FAN | Construction & Materials |
| W. A. G. Payment Solutions | WPS | Financial Services |
| Watches of Switzerland | WOSG | Personal Goods |
| Wetherspoon (J D) | JDW | Travel & Leisure |
| W H Smith | SMWH | Retailers |
| Wickes | WIX | Retailers |
| Wizz Air | WIZZ | Travel & Leisure |
| Workspace Group | WKP | Real Estate Investment Trusts |
| Worldwide Healthcare Trust | WWH | Investment Trusts |
| XPS Pensions | XPS | Financial Services |
| Zigup | ZIG | Support Services |