Arkema

Transaction in Own Shares • Dec 4, 2025

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December 4, 2025

Statement about the number of shares and voting rights in compliance with the article L.233-8 II of the French commercial code and the article 223-16 of the Financial Markets Authority (AMF-Autorité des Marchés Financiers)

Date	Total number of shares	Total number of Voting Right (including shares held by the Company)	Total number of Voting Right (excluding shares held by the Company)
November 30, 2025	76,060,831	95,371,554	94,955,341