| Shareholders | Number of shares | Shareholding |
| Enel Chile S.A. |
4,919,488,794 | 59.98% |
| Pension Funds | 1,380,592,650 | 16.83% |
| Foreign investment funds | 483,292,767 | 5.9% |
| Stockbrokers, insurance companies & mutual funds | 364,646,284 | 4.45% |
| Banco de Chile on behalf of third parties | 340,293,240 |
4.15% |
| ADR'S (Citibank N.A. per SVS Letter 1,375) (*) | 279,576,480 | 3.41% |
| Others | 433,864,365 | 5.29% |
| TOTAL | 8,201,754,580 | 100% |
(*) SVS, Superintendence of Securities and Insurance, today the Financial Market Commission “CMF”, in its Spanish acronym.