Bull and Bear illustrate Mersen share page

Transaction in company shares

Directors and management's' individual disclosure:

Mersen has decided to apply the provisions now appearing in articles 223-22 to 223-25 of the general regulations of the Autorité des Marchés Financiers for transactions in Company securities carried out by corporate officers.

Information is available on the French Autorité des Marchés Financiers website at http://www.amf-france.org.