Number of transactions carried out

Number of shares traded

Amount in € of transactions

Purchase

5,071

260,601

7,438,638.96

Sale

4,783

257,601

7,362,596.08

Contacts

Chief Financial Officer

Bruno Coche -01 41 43 44 73/infos-invest@ketb.com

Press relations

PRIMATICE: Thomas de Climens -06 78 12 97 95/thomasdeclimens@primatice.fr

Kaufman & Broad: Emmeline Cacitti -06 72 42 66 24/ecacitti@ketb.com

About KAUFMAN & BROAD

As a developer and urban planner, Kaufman & Broad works alongside and for local authorities and its customers. Through its various subsidiaries, the Group offers comprehensive expertise and 55 years of experience in the construction of apartment buildings, single-family homes, managed residences (for students and seniors), retail outlets, logistics platforms and office buildings. The Group's employees share the conviction that building is acting! Acting for people by promoting health and living together, acting for the city by contributing to its appeal and development, and acting for the planet by reducing the carbon footprint of the construction and use of buildings every day. All of the Group's developments play a positive role in the ecological transition, and are innovative in their efforts to create a greener city

For more information: www.kaufmanbroad.fr

Kaufman & Broad's Universal Registration Document was filed on March 27, 2026 with the Autorité des marchés financiers (the "AMF") under number D.26-0156. It is available on the websites of the AMF (www.amf-france.org) and Kaufman & Broad (www.kaufmanbroad.fr). It contains a detailed description of Kaufman & Broad's business, results and outlook as well as the associated risk factors. In particular, Kaufman & Broad draws attention to the risk factors described in Chapter 4 of the Universal Registration Document. The occurrence of one or more of these risks may have a material adverse effect on the business, assets, financial condition, results or prospects of the Kaufman & Broad Group, as well as on the market price of Kaufman & Broad shares.

This press release does not constitute, and shall not be deemed to constitute, an offer to the public, an offer to sell or an offer to subscribe or a solicitation of an order to buy or subscribe in any jurisdiction.