MERCIALYS : Number of Outstanding Shares and Voting Rights as of December 31, 2011

Regulatory News:

Mercialys (Paris:MERY):

(article 223-16 of the Règlement Général de l'Autorité des Marchés Financiers)

Number of outstanding shares		Total number of voting rights		Total number of voting rights exercisable during the General Meeting
92,022,826		92,022,826		92,019,826

A Société anonyme with capital of Euro 92,022,826

Registered office: 10, rue Cimarosa,

75116 Paris

424 064 707 Trade Registry of Paris

Mercialys