[4] In 2005, it was turned into a company with independent operations, which would go public itself, called Mercialys, although Groupe Casino retained a majority stake and therefore its control.

[6] The new company opted for the SIIC legal tax status for real estate investment trusts.

[7] Mercialys leases its properties (mostly shopping malls, self-service restaurants and other vendor locations) to retailer companies so that these exploit it.

[1][3] The fact Mercialys maintains retail property assets in the long run, renovating and renting them, with limited exposure to development activities, gives it an advantage and a lower risk for investors.

[10] As of January 31 of 2020, the company reported the following composition in the ownership of shares: On February 9, 2012, Casino confirmed its intention of reducing participation in Mercialys to 30 or 40 percent with the aim of obtain by 800 million euros.