IBERDROLA, S.A. from 19/03/2018 to 19/03/2018 The price-sensitive information presented in other languages is a literal translation of the price-sensitive information stated in Spanish 19/03/2018 19:42 IBERDROLA, S.A. Other on financial instruments Issuance of EUR 700 million undated deeply subordinated securities by Iberdrola International B.V., guaranteed on a subordinated basis by Iberdrola, S.A. Register number: 263092 19/03/2018 07:50 IBERDROLA, S.A. Buy-back programmes, stabilisation and treasury stock Transactions carried out by Iberdrola, S.A. under its share buyback programme between 9 and 16 March 2018 Register number: 263048 Related with 261747 of 20/02/2018 (14:57)