| T- Plus S.P.A. | Institution | 375.283.772 | 58,61% | 13,06B € | 2026-05-22 |
| Teradyne, Inc. | Institution | 65.326.087 | 10,20% | 2,27B € | 2025-06-30 |
| Corporación Financiera Alba, S.A. | Institution | 41.919.750 | 6,55% | 1,46B € | 2025-12-04 |
| Mr. Cristiano Crippa | Insider | 12.019.720 | 1,88% | 418,29M € | 2026-05-22 |
| Advantest Corporation | Institution | 5.972.603 | 0,93% | 207,85M € | 2026-04-27 |
| Vanguard Capital Management, LLC | Institution | 4.333.669 | 0,68% | 150,81M € | 2026-05-31 |
| Premier Fund Managers Ltd. | Institution | 3.770.183 | 0,59% | 131,20M € | 2025-11-30 |
| Capital Research and Management Company | Institution | 2.815.909 | 0,44% | 97,99M € | 2026-03-31 |
| Norges Bank Investment Management | Institution | 2.415.334 | 0,38% | 84,05M € | 2025-12-31 |
| ODDO BHF Asset Management SAS | Institution | 1.427.376 | 0,22% | 49,67M € | 2025-12-31 |
| Baillie Gifford & Co. | Institution | 1.417.479 | 0,22% | 49,33M € | 2026-04-30 |
| Vanguard Fiduciary Trust Company | Institution | 1.272.714 | 0,20% | 44,29M € | 2026-05-31 |
| Fidelity International Ltd | Institution | 1.037.565 | 0,16% | 36,11M € | 2025-10-31 |
| AXA Investment Managers S.A. | Institution | 910.508 | 0,14% | 31,69M € | 2025-12-31 |
| Amundi Asset Management SAS | Institution | 795.019 | 0,12% | 27,67M € | 2026-02-27 |
| Liontrust Asset Management PLC | Institution | 704.818 | 0,11% | 24,53M € | 2025-12-31 |
| Ersel Asset Management Sgr S.p.A. | Institution | 660.000 | 0,10% | 22,97M € | 2025-06-30 |
| Vanguard Asset Management, Limited | Institution | 604.642 | 0,09% | 21,04M € | 2026-04-30 |
| Montanaro Asset Management Ltd. | Institution | 600.672 | 0,09% | 20,90M € | 2025-12-31 |
| Eurizon Capital SGR SpA | Institution | 554.579 | 0,09% | 19,30M € | 2025-12-31 |
| Azimut Capital Management Sgr SpA | Institution | 483.431 | 0,08% | 16,82M € | 2025-06-30 |
| Schroder Investment Management Limited | Institution | 470.973 | 0,07% | 16,39M € | 2025-12-31 |
| Joh. Berenberg, Gossler & Co. KG | Institution | 401.401 | 0,06% | 13,97M € | 2025-06-30 |
| Deka Investment GmbH | Institution | 400.000 | 0,06% | 13,92M € | 2025-10-31 |
| Charles Schwab Investment Management, Inc. | Institution | 345.202 | 0,05% | 12,01M € | 2026-05-29 |
| SEI Investments Company | Institution | 324.196 | 0,05% | 11,28M € | 2026-05-31 |
| UBS Asset Management AG | Institution | 321.155 | 0,05% | 11,18M € | 2025-12-31 |