Aixtron SeXETR: AIXA

Declaration of Conformity (February 2026)

· Issued by Aixtron Se

Declaration of Conformity

The German Corporate Governance Code (DCGK) was last updated in 2022. The version of the DCGK dated April 28, 2022, became the basis of the Declaration of Conformity upon its publication in the German Federal Gazette (Bundesanzeiger) on June 27, 2022. The Executive and Supervisory boards of AIXTRON SE declare that AIXTRON SE has complied with the recommendations of the DCGK and will continue to comply with them in the future.

Herzogenrath, February 25, 2026 AIXTRON SE

The Executive Board of AIXTRON SE



Dr. Felix Grawert Dr. Christian Danninger

Chief Executive Officer Member of the Executive Board

For the Supervisory Board of AIXTRON SE



Alexander Everke

Chairman of the Supervisory Board