| Name | Market | Market CAP | Share price | Daily share movement |
|---|---|---|---|---|
| ImmuPharma PLC | AIM | £29.21 m | 11.68 GBX | -0.85% |
| Impact Holdings (UK) Plc | AIM | 0.00 | 0.00% | |
| Impax Asset Management | AIM | £1.08 billion | 832.00 GBX | -2.58% |
| Touchstone Innovations Plc | AIM | 0.00 | 0.00% | |
| Echo Energy PLC | AIM | £7.97 m | 0.66 GBX | -5.04% |
| IndigoVision Group PLC | AIM | 0.00 | 0.00% | |
| Inditherm | AIM | 0.00 | 0.00% | |
| Mortice Limited | AIM | 0.00 | 0.00% | |
| Ingenious Media Active Capital Limited | AIM | 0.00 | 0.00% | |
| Inland Homes PLC | AIM | £133.51 m | 58.50 GBX | -2.50% |
| Intandem Films Plc | AIM | 0.00 | 0.00% | |
| Interbulk Group | AIM | 0.00 | 0.00% | |
| Intercede Group | AIM | £41.01 m | 81.00 GBX | 0.00% |
| Interior Services | AIM | 0.00 | 0.00% | |
| International Greetings PLC | AIM | £502.28 m | 519.00 GBX | 1.76% |
| Interquest Group | AIM | 0.00 | 0.00% | |
| iomart Group | AIM | £355.26 m | 325.00 GBX | -2.40% |
| IPSA Group | AIM | 0.00 | 0.00% | |
| IQE PLC | AIM | £651.9 m | 81.45 GBX | -3.44% |
| Ishaan Real Estate plc | AIM | 0.00 | 0.00% | |
| IGas Energy Plc | AIM | £28.95 m | 23.20 GBX | -0.64% |
| Itacare Capital Investments | AIM | 0.00 | 0.00% | |
| ITM Power PLC | AIM | £3.55 billion | 645.00 GBX | -10.04% |
| JAMES HAL.5.5% | AIM | £190 k | 95.00 GBX | 4.40% |
| James Halstead PLC | AIM | £1.13 billion | 502.00 GBX | 0.00% |
| Japan Single-residence REIT Inc. | AIM | 0.00 | 0.00% | |
| Jarvis Securities Plc | AIM | £88.94 m | 203.00 GBX | 0.00% |
| Jelf Group PLC | AIM | 0.00 | 0.00% | |
| John Lewis of Hungerford plc | AIM | £1.26 m | 0.68 GBX | 0.00% |
| Jubilee Metals Group Plc | AIM | £252.13 m | 11.23 GBX | -0.66% |
| Judges Scientific PLC | AIM | £403.15 m | 6,400.00 GBX | 0.00% |
| Juridica Investments Limited | AIM | 0.00 | 0.00% | |
| K3 Business Technology Group | AIM | £50.25 m | 117.00 GBX | 0.00% |
| Asiamet Resources | AIM | £32.8 m | 2.23 GBX | -7.29% |
| Karelian Diamond Resources PLC | AIM | £3.35 m | 6.25 GBX | 0.00% |
| KBC Advanced Technologies | AIM | 0.00 | 0.00% | |
| Kellan Group plc | AIM | 0.00 | 0.00% | |
| China Nonferrous Gold Limited | AIM | £33.84 m | 8.85 GBX | -3.80% |
| KSK Power Ventur plc | AIM | 0 | 2.25 GBX | 0.00% |
| Kubera Cross-Border Fund Ltd. | AIM | 0.00 | 0.00% |