Inside Information / Other news releases

                                                                                                                                                                    La Défense, 04 June 2025

Disclosure of trading in own shares from 26 May to 26 May 2025

In accordance with applicable regulations, Arkema announces having carried out the following share buyback transactions in accordance with Article 5 §2 of Regulation (EU) No 596/2014 from 26 May to 26 May 2025

Weighted average Financial instrument                       Total daily volume

   Name of the issuer          Issuer identifier code       Day of the transaction                                                                                                           price of daily           Market identifier code

                                                                                                     identifier code                (number of shares)

acquisition

         ARKEMA                9695000EHMS84KKP2785              26/05/2025                        FR0010313833                              1698                                  63,3006                                 XPAR

                                                                                          1 698  63,3006

Detailed information can be found on the Group Arkema website:

https://www.arkema.com/en/investor-relations/arkema-share/share-buybacks/2025/