OBRASCON HUARTE LAIN, S.A. «12» Page 1 out of 2 25/05/2023 2023 Ordinary General Shareholders Meeting Register number: 22710 28/04/2022 2022 Ordinary General Shareholders Meeting Register number: 15906 29/06/2021 The Company informs the resolutions approved by the Ordinary General Shareholders´ Meeting Register number: 10256 27/05/2021 2020 Ordinary General Shareholders Meeting Register number: 9686 26/03/2021 The Company informs the resolutions approved by the Extraordinary General Shareholders´ Meeting Register number: 8206 16/03/2021 Extraordinary General Shareholders’ Meeting. Supplementary Notice Register number: 7994 24/02/2021 Notice of call of an Extraordinary General Shareholders Meeting Register number: 7329 04/08/2020 the Company announces that the Noteholders’ Meetings have not attained the legally required quorum to be held on first call. The Issuer will convene adjourned Noteholders’ Meetings to be held on second call on 4 September 2020 Register number: 3954 21/07/2020 The Company announces has agreed to reschedule the Noteholders’ Meetings which will now be held at first call on 4 Agost 2020 Register number: 3499 16/07/2020 The Company announces has agreed to reschedule the Noteholders’ Meetings which will now be held at first call on 24 July 2020 Register number: 3437 Page 1 out of 2 «12»