AC Immune SA

For the period ended Dec 31, 2025. Filed Mar 13, 2026.

About this filing

The yearly report of a company based outside the US. It covers much of what a 10-K does, and may follow accounting rules other than US ones.

FY2025 · Filed Mar 13, 2026

ACIU$2.23+5.7%Stored close · as of Nov 6, 2026

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Contents

ITEM 16B. Code of Ethics

Code of Business Conduct and Ethics

We have adopted a Code of Business Conduct and Ethics, which covers a broad range of matters including the handling of conflicts of interest, compliance issues and other corporate policies such as insider trading and equal opportunity and non-discrimination standards. Our Code of Business Conduct and Ethics applies to all of our directors, executive officers and employees. We have published our Code of Business Conduct and Ethics on our website,www.acimmune.com. The information contained on our website is not a part of this Annual Report.

ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.