[3] Formed from the spin-off of Vivendi in December 2024, the new independent entity holds nearly 66.5 percent of the Lagardère group (Hachette Livre, Larousse, Fayard, Relay, Le Le Journal du dimanche, Europe 1, etc.)

as well as 100% of the French press group Prisma Media (Voici, Femme Actuelle, Geo (France), Télé-Loisirs, Capital, etc.).

[5][6] In December 2023, Vivendi announced that it was carrying out a feasibility study into a plan to split its activities into 4 entities: Canal+, Havas, a publishing and distribution company (combining Lagardère and Prisma Media), and an investment company.

On 30 October 2024, Vivendi and the new Louis Hachette Group entity entered into a partial demerger agreement, enabling LHG to hold a 66.53% stake in Lagardère and a 100% stake in Prisma Media in the event of a favourable vote by Vivendi shareholders.

[10] The future activities of Louis Hachette Group will be carried out by two main entities: At 10 December 2024, after the partial demerger of Vivendi:[11]