TUBACEX, S.A. «12345...» Page 4 out of 19 27/10/2023 08:49 TUBACEX, S.A. On business and financial situation Company submits press release in regard to the 2023 third quarter results. Register number: 25075 27/10/2023 08:47 TUBACEX, S.A. On business and financial situation Company submits results presentatation in regard to the 2023 third quarter. Register number: 25074 Notification modified by communication number 25078 dated 27/10/2023 (10:17) 17/10/2023 13:20 TUBACEX, S.A. Other relevant information The company submits information relative to the Capital Markets Day 2023. Register number: 24909 05/10/2023 18:49 TUBACEX, S.A. Liquidity and counterparty agreements La sociedad remite operaciones efectuadas al amparo de su contrato de liquidez durante el tercer trimestre de 2023. Register number: 24769 21/07/2023 10:46 TUBACEX, S.A. On business and financial situation Company submits presentation in regard to the six months results of 2023. Register number: 23704 Notification modified by communication number 23698 dated 21/07/2023 (08:35) 21/07/2023 08:37 TUBACEX, S.A. On business and financial situation Company submits press release in regard to the six months results of 2023. Register number: 23699 21/07/2023 08:35 TUBACEX, S.A. On business and financial situation Company submits presentation in regard to the six months results of 2023. Register number: 23698 Notification modified by communication number 23704 dated 21/07/2023 (10:46) 21/07/2023 08:31 TUBACEX, S.A. Half-yearly financial reports and audit reports/limited audit review La sociedad remite información financiera del primer semestre de 2023 Register number: 23697 07/07/2023 08:14 TUBACEX, S.A. Liquidity and counterparty agreements La sociedad reporta operaciones realizadas en el segundo trimestre de 2023 al amparo de su contrato de liquidez. Register number: 23473 06/06/2023 17:44 TUBACEX, S.A. Other relevant information La Sociedad remite comunicación en relación con su pago de dividendo. Register number: 22874 Page 4 out of 19 «12345...»