TUBACEX, S.A. «12345...» Page 2 out of 16 21/04/2023 08:53 TUBACEX, S.A. On business and financial situation Company submits press release in regard to to first quarterly results of 2023. Register number: 22031 21/04/2023 08:50 TUBACEX, S.A. On business and financial situation The company submits press release in regard to the first quarterly results of 2023. Register number: 22030 20/04/2023 20:41 TUBACEX, S.A. Announcement of general shareholders’ meeting The company submits call for the Ordinary Annual General Meeting. Register number: 22024 04/04/2023 18:48 TUBACEX, S.A. Liquidity and counterparty agreements La sociedad reporta operaciones efectuadas durante el primer trimestre de 2023 al amparo de su contrato de liquidez. Register number: 21791 23/03/2023 08:55 TUBACEX, S.A. Board of Directors Regulations La sociedad remite el reglamento del Consejo de Administración Register number: 21499 24/02/2023 16:25 TUBACEX, S.A. Annual report on directors´ remunerations La Sociedad remite el Informe Anual sobre remuneraciones de los consejeros del Ejercicio 2022 Register number: 20705 24/02/2023 16:16 TUBACEX, S.A. Annual corporate governance report La sociedad remite el Informe Anual de Gobierno Corporativo del ejercicio 2022 Register number: 20704 24/02/2023 14:59 TUBACEX, S.A. Annual financial reports and audit reports La sociedad remite el Informe Financiero Anual del ejercicio 2022 Register number: 20696 24/02/2023 12:28 TUBACEX, S.A. On corporate governance La Sociedad remite cambios en la composición de sus comisiones. Register number: 20686 Notification modified by communication number 20641 dated 23/02/2023 (19:40) 24/02/2023 08:49 TUBACEX, S.A. On business and financial situation The company submits results presentation of 2022. Register number: 20671 Page 2 out of 16 «12345...»