IBERDROLA, S.A. «12345...» Page 4 out of 30 05/01/2024 09:25 IBERDROLA, S.A. On financial instruments Supplement to the information memorandum relating to the second edition of the “Iberdrola Retribución Flexible” system of 2023. Register number: 26065 Related to communication no. 25040 dated 26/10/2023 (08:37) 02/01/2024 07:42 IBERDROLA, S.A. On corporate transactions Termination of the merger agreement between Avangrid, Inc. and PNM Resources, Inc. Register number: 26005 27/12/2023 14:11 IBERDROLA, S.A. Other relevant information 2024 Financial calendar Register number: 25962 Notification modified by communication number 25897 dated 20/12/2023 (08:14) 20/12/2023 08:14 IBERDROLA, S.A. Other relevant information 2024 Financial calendar Register number: 25897 Notification modified by communication number 25962 dated 27/12/2023 (14:11) 19/12/2023 15:06 IBERDROLA, S.A. On financial instruments Offering of the payment of the 2023 annual variable compensation to employees of the Iberdrola Group in Spain in shares of Iberdrola, S.A. Register number: 25883 19/12/2023 15:04 IBERDROLA, S.A. On financial instruments Ratification of the resolution related to the payment of an interim dividend for fiscal year 2023 in the context of the second edition of the 2023 “Iberdrola Retribución Flexible” system Register number: 25882 01/12/2023 07:33 IBERDROLA, S.A. On corporate transactions Closing of the incorporation of a joint venture with BP for the deployment and operation of a network of fast charging points for electric vehicles in Spain and Portugal Register number: 25614 02/11/2023 11:27 IBERDROLA, S.A. On corporate transactions Closing of the sale of a minority stake of 49 % in the share capital of the owner company of the Baltic Eagle offshore wind farm Register number: 25202 Related to communication no. 23811 dated 26/07/2023 (10:02) 26/10/2023 08:37 IBERDROLA, S.A. On financial instruments Terms and conditions of the second edition of the “Iberdrola Retribución Flexible” optional dividend system corresponding to the fiscal year 2023 Register number: 25040 26/10/2023 08:29 IBERDROLA, S.A. On business and financial situation Q3 2023 Results Presentation. Register number: 25039 Page 4 out of 30 «12345...»