The share capital of Abengoa, S.A. is represented through account record books, the leasing for which corresponds to Iberclear (Management of Registry, Compensation and Stock Liquidation Company, S.A.). By agreement of Abengoa's Board of Directors of October 3, executed on November 4, 2011, using the delegation of the Shareholders' Meeting April 10, 2011, the share capital of Abengoa was established in ninety million six hundred and forty one thousand one hundred and eight with fifty eight Euros (90,641,108.58) represented by hundred seven million six hundred twelve thousand five hundred thirty eight (107,612,538) shares fully subscribed and paid, belonging to two separate classes:

Ninety million four hundred and sixty-nine thousand six hundred and eighty shares (90.469.680), belonging to Class A, shares with a par value of one (1 )Euro each all of the same class and series. Each Class A shares confers one hundred (100) voting rights, as ordinary shares ("Class A shares").

Seventeen million one hundred forty two thousand eight hundred fifty eight shares (17,142,858) belonging to Class B, shares with a par value of one euro cent (0.01) Euros each all of the same class and series. Each Class B shares confers one (1) voting right, all of these shares with economic privileged rights established in the article 8 of these bylaws (Class B shares and Class A shares herein after “shares with voting rights”).

The Class A Shares are admitted for official trading on the Madrid and Barcelona Stock Exchanges, as well as the Spanish Stock Exchange Interconnection System (Continuous Market) since November 29, 1996.