| I-Nexus Global PLC | 3.15p | 0.00 | 0.000 |
| Ibstock PLC | 187.60p | -7.00 | -3.597 |
| Idox PLC | 64.00p | 0.60 | 0.946 |
| Ig Design Group PLC | 138.00p | 2.00 | 1.471 |
| Ig Group Holdings PLC | 916.73p | -12.77 | -1.374 |
| Ikigai Ventures Limited | 46.50p | 0.00 | 0.000 |
| Ilika PLC | 16.50p | -1.00 | -5.714 |
| Image Scan Holdings PLC | 2.75p | -0.10 | -3.509 |
| Imc Exploration Group PLC | 0.53p | -0.02 | -4.364 |
| Imi PLC | 1,730.00p | -33.00 | -1.872 |
| Immupharma PLC | 1.63p | -0.02 | -1.362 |
| Impax Asset Management Group PLC | 328.50p | -18.50 | -5.331 |
| Imperial Brands PLC | 2,349.00p | -2.00 | -0.085 |
| Inchcape PLC | 745.00p | -1.50 | -0.201 |
| Indivior PLC | 789.50p | -10.50 | -1.313 |
| Induction Healthcare Group PLC | 10.00p | 0.25 | 2.564 |
| Indus Gas Limited | 7.35p | 0.05 | 0.685 |
| Informa PLC | 830.60p | -10.40 | -1.237 |
| Ingenta PLC | 81.20p | 0.20 | 0.247 |
| Insig Ai PLC | 14.00p | -0.25 | -1.754 |
| Inspecs Group PLC | 60.37p | -1.13 | -1.844 |
| Inspiration Healthcare Group PLC | 17.25p | 0.00 | 0.000 |
| Inspired PLC | 38.00p | -0.60 | -1.554 |
| Inspirit Energy Holdings PLC | 0.00p | 0.00 | 5.625 |
| Integrafin Holdings PLC | 380.00p | -7.00 | -1.809 |
| Integrated Diagnostics Holdings PLC | $0.42 | -0.01 | -2.212 |
| Intelligent Ultrasound Group PLC | 11.50p | 0.00 | 0.000 |
| Intercede Group PLC | 178.10p | -3.90 | -2.143 |
| Intercontinental Hotels Group PLC | 9,370.56p | -3.45 | -0.037 |
| Intermediate Capital Group PLC | 2,240.00p | -10.00 | -0.444 |
| International Consolidated Airlines Group S.A. | 238.87p | -0.73 | -0.303 |
| International Distribution Services PLC | 340.05p | 0.45 | 0.134 |
| International Personal Finance PLC | 132.50p | -1.00 | -0.749 |
| International Workplace Group PLC | 169.20p | -6.10 | -3.480 |
| Intertek Group PLC | 4,510.00p | -102.00 | -2.212 |
| Investacc Group Limited | 105.75p | -9.25 | -8.044 |
| Investec PLC | 613.00p | -6.00 | -0.969 |
| Invinity Energy Systems PLC | 15.50p | -1.25 | -7.463 |
| Iofina PLC | 19.71p | -0.29 | -1.450 |
| Iomart Group PLC | 97.00p | 0.00 | 0.000 |
| Ip Group PLC | 44.40p | -1.35 | -2.951 |
| Iq-Ai Limited | 1.01p | -0.09 | -7.727 |
| Iqe PLC | 10.40p | -1.00 | -8.772 |
| Irish Continental Group PLC | 448.00p | -18.00 | -3.863 |
| Ironveld PLC | 0.04p | -0.00 | -2.703 |
| Itaconix PLC | 130.00p | -6.00 | -4.412 |
| Ithaca Energy PLC | 96.20p | -4.20 | -4.183 |
| Itim Group PLC | 51.10p | -0.40 | 4.928 |
| Itm Power PLC | 39.54p | -1.68 | -4.076 |
| Itv PLC | 63.28p | -0.17 | -0.270 |
| Ixico PLC | 8.74p | -0.01 | -0.114 |
