ALTAREA: Summary of securities transactions for December 2025

In December 2025, Altarea carried out several transactions involving its own shares. The initial balance of 505 shares, as of November 30, 2025, was modified by the purchase of 26,594 shares and the sale of 27,099 shares during the month. This leaves a direct and indirect treasury shareholding of 25 shares, representing less than 0.01% of the total.

All transactions were executed through Rothschild Martin Maurel, primarily under a liquidity contract. The share price fluctuated between €102.52 and €109.79 depending on the date. No transactions involved derivative products.

These movements reflect intense trading activity, without significant impact on Altarea's total ownership of its own capital.