SOITEC : INFORMATION RELATING TO THE TOTAL NUMBER

Bernin, on October, 20 ^th 2017

INFORMATION RELATING TO THE TOTAL NUMBER OF VOTING RIGHTS

AND SHARES FORMING THE SHARE CAPITAL

(Article L. 233-8 II of the French Commercial Code and article 223-16 of the General Regulation of the French financial markets authority (A.M.F))

Name and address of the Company: SOITEC Parc Technologique des Fontaines Chemin des Franques 38190 BERNIN (Code ISIN FR0013227113)

⁽¹⁾ The total number of theoretical voting rights (or "gross" voting rights) is used as the basis for calculating the crossing of shareholding thresholds. In accordance with article 223-11 of the AMF General Regulation, this number is calculated on the basis of all shares to which voting rights are attached, including shares without voting rights (in the present case, the 5,077 self-owned shares held and the 236,157 preference shares of 0.10€ per value each on 09/30/2017) and after taking into account the number of shares entitled to double voting rights on 09/30/2017.

⁽²⁾ The total number of exercisable voting rights (or "net" voting rights) is calculated after taking into account the number of shares entitled to double voting rights on 09/30/2017, and after deduction of the shares without voting rights (in the present case, the 5,077 self-owned shares held and the 236,157 preference shares of 0.10€ per value each on 09/30/2017).

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