Power of Attorney Granted by Martin Zuegel to AC Immune SA Representatives

This filing concerns a Power of Attorney granted by Martin Zuegel, a director at AC Immune SA, to Christopher Roberts, Tim Kay, and Matthias Maurer. The attorneys-in-fact are authorized to handle SEC filings, including Forms 3, 4, and 5, and Form 144 for stock sales, on behalf of Mr. Zuegel. This includes obtaining EDGAR credentials, executing and filing necessary documents, and performing any actions deemed beneficial or legally required. The filing also details Mr. Zuegel's holdings, including 38,272 common shares and two stock options to purchase common shares, with exercise prices of $1.84 each. One option is set to fully vest on June 17, 2026, while the other will vest annually in three equal installments starting on the same date. The power of attorney is effective as of February 12, 2026.