TUBACEX, S.A. «...678910...» Page 7 out of 19 23/02/2023 19:40 TUBACEX, S.A. On corporate governance La Sociedad remite cambios en la composición de sus comisiones. Register number: 20641 Notification modified by communication number 20686 dated 24/02/2023 (12:28) 26/01/2023 18:26 TUBACEX, S.A. On corporate governance The company communicates changes in the composition of the Appointments and Remunerations Committee. Register number: 20164 05/01/2023 08:05 TUBACEX, S.A. Liquidity and counterparty agreements La Sociedad remite operaciones efectuadas al amparo de su contrato de liquidez durante el cuarto trimestre de 2022. Register number: 19879 27/10/2022 08:03 TUBACEX, S.A. On business and financial situation Company submits press release in regard to the 2022 third quarter results. Register number: 18865 27/10/2022 08:01 TUBACEX, S.A. On business and financial situation Company submits results presentation in regard to the 2022 third quarter results. Register number: 18864 06/10/2022 08:07 TUBACEX, S.A. Liquidity and counterparty agreements La sociedad remite operaciones efectuadas durante tercer trimestre de 2022 al amparo de su contrato de liquidez. Register number: 18570 21/07/2022 09:10 TUBACEX, S.A. Other relevant information The company submits press release in regard to 2022 first six months results. Register number: 17466 21/07/2022 09:08 TUBACEX, S.A. Other relevant information The company submits results presentation in regard 2022 first six months. Register number: 17465 21/07/2022 09:05 TUBACEX, S.A. Half-yearly financial reports and audit reports/limited audit review La sociedad remite información financiera del primer semestre de 2022 Register number: 17464 18/07/2022 08:00 TUBACEX, S.A. Share buy-back , stabilisation and treasury stock programmes La sociedad comunica las operaciones efectuadas entre el 8 y el 13 de julio al amparo de su programa de recompra. Register number: 17407 Page 7 out of 19 «...678910...»