Elis Reports Own Share Trading: January 12-16, 2026

Disclosure of trading in own shares occurred from January 12 to January 16, 2026 Puteaux, January 20, 2026 In accordance with the regulations on share buybacks, in particular Regulation (EU) 2016/1052, Elis hereby declares the purchases of its own shares made from January 12 to January 16, 2026 under the buyback program authorized by the 24th resolution of the General Shareholders' Meeting of May 22, 2025: Aggregated presentation: Issuer nameIssuer code (LEI) Transaction dateISIN CodeDaily total Volume (in number of shares)Daily weighted average price of shares acquired (in euros)Platform (MIC Code)ELIS SA969500UX71LCE8MAY49201/12/2026FR001243512164,29224.5968XPARELIS SA969500UX71LCE8MAY49201/12/2026FR001243512130,80724.5830DXEELIS SA969500UX71LCE8MAY49201/12/2026FR00124351214,66424.5669TQEELIS SA969500UX71LCE8MAY49201/12/2026FR00124351217,09824.5727AQEELIS SA969500UX71LCE8MAY49201/13/2026FR001243512163,13124.4730XPARELIS SA969500UX71LCE8MAY49201/13/2026FR001243512128,78424.4588DXEELIS SA969500UX71LCE8MAY49201/13/2026FR00124351214,45324.5110TQEELIS SA969500UX71LCE8MAY49201/13/2026FR00124351217,13824.4786AQEELIS SA969500UX71LCE8MAY49201/14/2026FR001243512162,73224.5320XPARELIS SA969500UX71LCE8MAY49201/14/2026FR001243512130,04524.5117DXEELIS SA969500UX71LCE8MAY49201/14/2026FR00124351214,41024.5148TQEELIS SA969500UX71LCE8MAY49201/14/2026FR00124351217,25724.5359AQEELIS SA969500UX71LCE8MAY49201/15/2026FR001243512160,91324.3440XPARELIS SA969500UX71LCE8MAY49201/15/2026FR001243512130,48624.3304DXEELIS SA969500UX71LCE8MAY49201/15/2026FR00124351214,36624.3462TQEELIS SA969500UX71LCE8MAY49201/15/2026FR00124351217,14424.3363AQEELIS SA969500UX71LCE8MAY49201/16/2026FR001243512159,96024.1118XPARELIS SA969500UX71LCE8MAY49201/16/2026FR001243512130,23424.1164DXEELIS SA969500UX71LCE8MAY49201/16/2026FR00124351214,46024.1478TQEELIS SA969500UX71LCE8MAY49201/16/2026FR00124351216,58724.1097AQETotal518,96124.4109 The purpose of the own shares purchase operations is (i) to cover, firstly, maturing performance share plans and to allocate free shares to employees as part of the contribution to the Elis for All 2026 international employee shareholding plan, and, secondly, the obligations relating to the delivery of treasury shares, under the potential conversion of Bonds Convertible into New Shares and/or Exchangeable for Existing Shares (OCEANEs) due 22 September 2029, then (iii), for the remainder, to be cancelled in accordance with the 26th resolution of the Combined General Meeting of May 22, 2025. Contacts Nicolas Buron Director of Investor Relations, Financing & Treasury Phone: + 33 (0)1 75 49 98 30 - nicolas.buron@elis.com Charline Lefaucheux Investor Relations Phone: + 33 (0)1 75 49 98 15 - charline.lefaucheux@elis.com Attachment Elis - Disclosure of trading in own shares occured from January 12 to January 16, 2026