| I-Nexus Global PLC | 2.75p | 0.00 | 0.000 |
| I3 Energy PLC | 10.92p | 0.20 | 1.866 |
| Ibstock PLC | 154.40p | 3.80 | 2.523 |
| Idox PLC | 65.00p | 0.60 | 0.932 |
| Ig Design Group PLC | 178.00p | 3.00 | 1.714 |
| Ig Group Holdings PLC | 779.50p | 1.00 | 0.129 |
| Ikigai Ventures Limited | 46.50p | 0.00 | 0.000 |
| Ilika PLC | 29.00p | -0.50 | -1.695 |
| Image Scan Holdings PLC | 1.35p | 0.00 | 0.000 |
| Imc Exploration Group PLC | 1.45p | 0.00 | 0.000 |
| Imi PLC | 1,881.00p | 30.00 | 1.621 |
| Immupharma PLC | 2.17p | 0.14 | 6.914 |
| Impax Asset Management Group PLC | 482.00p | 13.00 | 2.772 |
| Imperial Brands PLC | 1,868.00p | 1.50 | 0.080 |
| Inchcape PLC | 788.00p | 5.50 | 0.703 |
| Indivior PLC | 1,432.00p | 5.00 | 0.350 |
| Induction Healthcare Group PLC | 12.50p | 0.50 | 4.167 |
| Indus Gas Limited | 8.55p | -0.13 | -1.441 |
| Informa PLC | 850.20p | -2.00 | -0.235 |
| Ingenta PLC | 149.50p | 0.00 | 0.000 |
| Insig Ai PLC | 13.75p | -0.50 | -3.509 |
| Inspecs Group PLC | 74.00p | -3.00 | -3.896 |
| Inspiration Healthcare Group PLC | 16.00p | 0.00 | 0.000 |
| Inspired PLC | 88.50p | 2.00 | 2.312 |
| Inspirit Energy Holdings PLC | 0.01p | 0.00 | 0.000 |
| Integrafin Holdings PLC | 301.50p | 6.50 | 2.203 |
| Integrated Diagnostics Holdings PLC | $0.33 | 0.01 | 2.660 |
| Intelligent Ultrasound Group PLC | 8.40p | 0.15 | 1.818 |
| Intercede Group PLC | 105.00p | 0.00 | 0.000 |
| Intercontinental Hotels Group PLC | 7,890.00p | 98.00 | 1.258 |
| Intermediate Capital Group PLC | 2,178.00p | 24.00 | 1.114 |
| International Business Machines Corporation | $118.95 | 0.00 | 0.000 |
| International Consolidated Airlines Group S.A. | 181.20p | -1.60 | -0.875 |
| International Distributions Services PLC | 280.20p | -2.20 | -0.779 |
| International Personal Finance PLC | 110.50p | 2.00 | 1.843 |
| Intertek Group PLC | 5,000.00p | -55.00 | -1.088 |
| Investec PLC | 547.00p | 3.00 | 0.552 |
| Invinity Energy Systems PLC | 23.50p | 0.25 | 1.075 |
| Iofina PLC | 20.50p | -0.25 | -1.205 |
| Iomart Group PLC | 128.00p | 0.50 | 0.392 |
| Ip Group PLC | 50.50p | 1.45 | 2.956 |
| Iq-Ai Limited | 1.65p | 0.00 | 0.000 |
| Iqe PLC | 30.75p | 1.80 | 6.218 |
| Iqgeo Group PLC | 405.00p | 0.00 | 0.000 |
| Irish Continental Group PLC | 473.00p | 22.00 | 4.878 |
| Ironveld PLC | 0.07p | 0.00 | 3.077 |
| Itaconix PLC | 142.50p | -10.00 | -6.557 |
| Ithaca Energy PLC | 118.00p | 0.00 | 0.000 |
| Itim Group PLC | 35.00p | 0.00 | 0.000 |
| Itm Power PLC | 51.00p | -1.90 | -3.592 |
| Itv PLC | 78.30p | 1.70 | 2.219 |
| Iwg PLC | 194.90p | 1.60 | 0.828 |
| Ixico PLC | 7.38p | -0.25 | -3.279 |
