The board of directors of Grifols, S.A. meeting held on 21 February 2023, unanimously adopted the following resolutions: Mr. Steven F. Mayer has resigned as Executive Chairman and director of the Company's Board of Directors due to health and other personal reasons by means of a letter addressed to the Board of Directors, effective as of February 21, 2023. At meeting of the Board of Directors, it was also unanimously resolved to appoint director Mr. Thomas Glanzmann as Executive Chairperson, assuming the Chairperson's role from Mr. Steven F. Mayer, effective immediately, with delegation of all the authorities that may be delegated by law and by the Company's Articles of Association, in order to run the Company. Mr. Glanzmann has served as director of Grifols since 2006 and as Grifols Vice-Chair since January 2017 and most of his professional career has been associated with the plasma industry.

He has held key roles as President of Baxter Bioscience, CEO of Immuno International, and President of the European Baxter Biotech Group. Currently, Mr. Glanzmann serves as a Board member of Alcon Inc., where he chairs the Innovation Committee and is a member of the Compensation and Governance Committees. He is a founding partner in a San Francisco based MedTech Fund.

To date, he has been the non-Executive Vice-Chairman of the Board of Grifols and Chairman of the Sustainability Committee. Mr. Glanzmann is a graduate of Dartmouth College and holds an MBA from IMD in Switzerland and a Board of Directors Certification from the UCLA Anderson School of Management. The entire Board of Directors and, in particular, Mr. Glanzmann, will continue implementing the operational improvement plan formulated by Mr. Mayer.

The commitment to applying the plan started by Mr. Mayer is absolute, also adding a long-term vision for the Company. At the Board of Directors meeting, the following resolutions were also unanimously approved: - The removal of Mr. Glanzmann as non-executive Vice-Chairman of the Board of Directors and as member and Chairman of the Sustainability Committee; - The appointment of Mr. Raimon Grifols as Vice-Chairman of the Board, a duty that he will combine with his current Co-CEO responsibility together with Mr. Vctor Grifols Deu; - The appointment of Mr. James Costos as member and Chairman of the Sustainability Committee; and - The removal of Mr. James Costos as member and Chairman of the Appointments and Remuneration Committee and the appointment of Ms. Carina Szpilka as member and Chairperson of such Committee, a responsibility that she will combine with her current responsibilities as the Company's Lead Independent Director and member of the Audit Committee.