Ad hoc announcement pursuant to Art. 53 LR

Galderma Group AG (SIX:GALD), the pure-play dermatology category leader, today announced the appointment of Luigi La Corte as Chief Financial Officer (CFO), effective May 1, 2026.

Luigi La Corte will join Galderma on April 1 to begin a smooth and orderly transition with Thomas Dittrich, who has served as CFO of Galderma since October 2019. As previously announced, Thomas will remain with the company through Q2 2026 to ensure a seamless transition before pursuing another senior executive opportunity outside the organization.

Luigi La Corte brings more than 30 years of international financial leadership experience across healthcare and consumer businesses. Most recently, he served as CFO of the global pharmaceutical company Recordati S.p.A from 2019 – 2025, where he was responsible for Group Finance, Investor Relations, Sustainability and Information Systems. He was appointed to Recordati's Board of Directors in 2022, a position he continues to hold.

Previously, Luigi La Corte held a range of senior finance leadership roles within the pharmaceutical sector, including positions at GlaxoSmithKline, AstraZeneca and Alliance Unichem, and served as CFO at Pladis Food Group. Earlier in his career he also worked for Bain & Company, PepsiCo and Procter & Gamble. An Italian national, he holds a Master in Economics from Luiss University and is a Fellow of the Chartered Institute of Management Accountants.

About Galderma

Galderma (SIX: GALD) is the pure-play dermatology category leader, present in approximately 90 countries. We deliver an innovative, science-based portfolio of premium flagship brands and services that span the full spectrum of the fast-growing dermatology market through Injectable Aesthetics, Dermatological Skincare and Therapeutic Dermatology. Since our foundation in 1981, we have dedicated our focus and passion to the human body’s largest organ – the skin – meeting individual consumer and patient needs with superior outcomes in partnership with healthcare professionals. Because we understand that the skin we are in shapes our lives, we are advancing dermatology for every skin story. For more information: www.galderma.com.

Forward-looking statements

Certain statements in this announcement are forward-looking statements. Forward-looking statements are statements that are not historical facts and may be identified by words such as "plans", "targets", "aims", " believes", "expects", "anticipates", "intends", "estimates", "will", "may", "continues", "should" and similar expressions. These forward-looking statements reflect, at the time, Galderma's beliefs, intentions and current targets/ aims concerning, among other things, Galderma's results of operations, financial condition, industry, liquidity, prospects, growth and strategies and are subject to change. The estimated financial information is based on management's current expectations and is subject to change. By their nature, forward-looking statements involve a number of risks, uncertainties and assumptions that could cause actual results or events to differ materially from those expressed or implied by the forward-looking statements. These risks, uncertainties and assumptions could adversely affect the outcome and financial consequences of the plans and events described herein. Actual results may differ from those set forth in the forward-looking statements as a result of various factors (including, but not limited to, future global economic conditions, changed market conditions, intense competition in the markets in which Galderma operates, costs of compliance with applicable laws, regulations and standards, diverse political, legal, economic and other conditions affecting Galderma’s markets, and other factors beyond the control of Galderma). Neither Galderma nor any of their respective shareholders (as applicable), directors, officers, employees, advisors, or any other person is under any obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise. You should not place undue reliance on forward-looking statements, which speak of the date of this announcement. Statements contained in this announcement regarding past trends or events should not be taken as a representation that such trends or events will continue in the future. Some of the information presented herein is based on statements by third parties, and no representation or warranty, express or implied, is made as to, and no reliance should be placed on, the fairness, reasonableness, accuracy, completeness or correctness of this information or any other information or opinions contained herein, for any purpose whatsoever. Except as required by applicable law, Galderma has no intention or obligation to update, keep updated or revise this announcement or any parts thereof.