| SOGEPA | Institution | 85.459.843 | 10,86% | 14,47B € | 2025-07-11 |
| KfW | Institution | 85.410.619 | 10,85% | 14,46B € | 2024-12-31 |
| Capital Research and Management Company | Institution | 78.148.348 | 9,93% | 13,23B € | 2024-12-31 |
| TCI Fund Management Limited | Institution | 38.075.984 | 4,84% | 6,45B € | 2026-03-03 |
| BlackRock, Inc. | Institution | 35.691.973 | 4,53% | 6,04B € | 2026-05-08 |
| Sociedad Estatal de Participaciones Industriales | Institution | 32.206.592 | 4,09% | 5,45B € | 2024-12-31 |
| Vanguard Capital Management, LLC | Institution | 17.488.864 | 2,22% | 2,96B € | 2026-04-30 |
| Amundi Asset Management SAS | Institution | 15.308.235 | 1,94% | 2,59B € | 2026-04-30 |
| Union Asset Management Holding AG | Institution | 6.643.796 | 0,84% | 1,12B € | 2025-09-30 |
| FMR LLC | Institution | 6.345.929 | 0,81% | 1,07B € | 2026-04-30 |
| Deutsche Asset & Wealth Management | Institution | 5.561.948 | 0,71% | 941,64M € | 2026-03-31 |
| Vanguard Fiduciary Trust Company | Institution | 5.172.139 | 0,66% | 875,64M € | 2026-04-30 |
| Canada Pension Plan Investment Board | Institution | 4.970.000 | 0,63% | 841,42M € | 2025-03-31 |
| Geode Capital Management, LLC | Institution | 4.594.278 | 0,58% | 777,81M € | 2026-03-31 |
| Deka Investment GmbH | Institution | 4.455.556 | 0,57% | 754,33M € | 2025-12-31 |
| T. Rowe Price Group, Inc. | Institution | 4.198.103 | 0,53% | 710,74M € | 2026-03-31 |
| Teachers Insurance and Annuity Association-College Retirement Equities Fund | Institution | 4.088.660 | 0,52% | 692,21M € | 2026-03-31 |
| Invesco Ltd. | Institution | 3.554.681 | 0,45% | 601,81M € | 2026-03-31 |
| Franklin Resources, Inc. | Institution | 3.099.399 | 0,39% | 524,73M € | 2026-04-30 |
| PRIMECAP Management Company | Institution | 2.658.522 | 0,34% | 450,09M € | 2026-03-31 |
| Vanguard Asset Management, Limited | Institution | 2.628.451 | 0,33% | 445,00M € | 2026-03-31 |
| State Street Global Advisors, Inc. | Institution | 2.454.194 | 0,31% | 415,50M € | 2026-04-30 |
| GWL Investment Management Ltd. | Institution | 2.376.469 | 0,30% | 402,34M € | 2025-09-30 |
| UBS Asset Management AG | Institution | 2.107.717 | 0,27% | 356,84M € | 2026-04-30 |
| Charles Schwab Investment Management, Inc. | Institution | 1.888.844 | 0,24% | 319,78M € | 2026-04-30 |
| Alkeon Capital Management, LLC | Institution | 1.805.772 | 0,23% | 305,72M € | 2026-03-31 |
| JP Morgan Asset Management | Institution | 1.591.373 | 0,20% | 269,42M € | 2026-04-30 |