| Titolo | % | Chiusura | Apertura | Minimo | Massimo | Volumi |
| I Grandi Viaggi | +4,94% | 2,125 | 2,035 | 2,01 | 2,165 | 114.386 |
| I.M.A | +0,52% | 78 | 77,2 | 77,2 | 78,35 | 57.607 |
| Ideami | INV. | 9,76 | --- | 9,74 | 9,74 | 100 |
| IGD | -0,23% | 7,84 | 7,899 | 7,756 | 7,943 | 513.903 |
| Il Sole 24 Ore | -0,15% | 0,671 | 0,671 | 0,67 | 0,678 | 16.242 |
| Illa | +0,46% | 2,2 | 2,2 | 2,2 | 2,2 | 500 |
| Immsi | -0,33% | 0,607 | 0,609 | 0,602 | 0,61 | 484.930 |
| Imvest | +0,37% | 2,72 | 2,7 | 2,66 | 2,72 | 8.400 |
| Indel B | -0,29% | 34,3 | --- | 34,2 | 35,9 | 3.045 |
| Industria e Innovazione | +13,50% | 0,114 | --- | 0,103 | 0,114 | 6.569.013 |
| Industrial Stars Of Italy 3 | -0,41% | 9,7 | --- | 9,7 | 9,78 | 23.000 |
| Infineon Technologies | INV. | 21,18 | --- | --- | --- | --- |
| Ing Groep | +1,04% | 14,398 | 14,262 | 14,262 | 14,398 | 242 |
| Iniziative Bresciane | INV. | 22 | --- | --- | --- | --- |
| Innova Italy 1 | INV. | 9,95 | --- | --- | --- | --- |
| Innovatec | -0,46% | 0,043 | 0,043 | 0,043 | 0,043 | 9.030 |
| Intek Group | +1,15% | 0,309 | 0,307 | 0,306 | 0,31 | 107.169 |
| Intek Group Rsp | -0,23% | 0,429 | 0,416 | 0,416 | 0,43 | 12.361 |
| Intel | INV. | 40,5 | --- | --- | --- | --- |
| Interpump Group | -0,23% | 25,9 | 25,8 | 25,36 | 25,96 | 290.652 |
| Intesa Sanpaolo | +1,05% | 3,168 | 3,135 | 3,135 | 3,17 | 85.608.792 |
| Intesa Sanpaolo Rsp | +0,92% | 3,306 | 3,28 | 3,274 | 3,307 | 3.587.710 |
| Inwit | -0,67% | 6,625 | 6,69 | 6,57 | 6,69 | 535.483 |
| Irce | -0,37% | 2,69 | 2,72 | 2,67 | 2,72 | 2.570 |
| Iren | -0,81% | 2,44 | 2,458 | 2,432 | 2,46 | 1.111.871 |
| Isagro | +0,43% | 1,89 | 1,9 | 1,868 | 1,9 | 19.169 |
| Isagro Azioni Sviluppo | +0,83% | 1,215 | --- | 1,2 | 1,215 | 33.340 |
| It Way | +0,83% | 1,215 | 1,205 | 1,195 | 1,215 | 2.455 |
| Italgas | -1,58% | 5,092 | 5,142 | 5,04 | 5,16 | 2.889.659 |
| Italia Independent | -1,55% | 4,45 | 4,62 | 4,42 | 4,62 | 3.250 |
| Italian Wine Brands | -1,79% | 13,7 | 13,75 | 13,7 | 13,85 | 10.500 |
| Italiaonline | -0,49% | 3,07 | 3,08 | 3,03 | 3,08 | 30.481 |
| Italiaonline Rsp | INV. | 318 | --- | --- | --- | --- |
| Italmobiliare | -1,32% | 22,35 | 22,85 | 22,35 | 22,85 | 3.650 |
| Ivs Group | -1,61% | 11 | --- | 10,94 | 11,24 | 4.800 |
