| Vivendi SE | 23,70% | 3.640.109.990 |
| Cassa Depositi e Prestiti SpA | 9,81% | 1.503.750.000 |
| Bjorgolfsson Bjorgolfur Thor Family | 2,96% | 453.965.240 |
| The Vanguard Group, Inc. | 2,59% | 156.253.441 |
| Canada Pension Plan Investment Board | 2,53% | 387.222.323 |
| BlackRock Asset Management Deutschland AG | 2,17% | 131.073.298 |
| Invesco Asset Management Ltd. | 2,05% | 123.625.873 |
| T. Rowe Price Associates, Inc. (Investment Management) | 2,05% | 123.367.215 |
| BlackRock Advisors (UK) Ltd. | 2,03% | 122.405.658 |
| BlackRock Fund Advisors | 1,76% | 106.222.637 |
| Azimut Capital Management SGR SpA | 1,74% | 105.150.000 |
| Magallanes Value Investors SA SGIIC | 1,29% | 77.969.519 |
| Norges Bank Investment Management | 1,27% | 193.960.753 |
| Telecom Italia S.p.A. | 1,01% | 154.546.466 |
| Banca d'Italia | 1,00% | 153.703.569 |
| Bestinver Gestión SA SGIIC | 0,97% | 58.612.985 |
| Swedbank Robur Fonder AB | 0,76% | 45.897.071 |
