Ad hoc announcement pursuant to Art. 53 LR. Dario Eklund to hand over leadership following planned transition Pratteln, Switzerland, April 23, 2026 – Santhera Pharmaceuticals (SIX: SANN) announces the appointment of Orlando Oliveira as Chief Executive Officer (CEO), effective July 15, 2026. He succeeds Dario Eklund, who will step down after more than six and a half years as CEO and remains available during a transition period to support an orderly handover. Mr. Oliveira brings more than 25 years of global p ...