As of December 31, 2025, all of the shares were subscribed and paid and their ownership was distributed as follows:

Shareholders

Number of shares

% of ownership

Enel Chile S.A.

    7,672,584,961

93.5%

Brokerage Firms, Insurance Companies, and Mutual Funds

        323,919,761

3.9%

Foreign Investment Funds

          29,997,018

0.4%

Other 12,516 shareholders

        175,252,840

2.1%

Total (12,556 shareholders)

    8,201,754,580

100%