• Consolidated sales up by 14.4% year on year
• Confirmed electronic sales strong sequential growth for Q2 2014-2015
• Strengthened balance sheet after successful €83.1m capital increase

Bernin, France, 21th July 2014 – Soitec (Euronext Paris), a world leader in generating and
manufacturing revolutionary semiconductor materials for energy and electronics, today announced
consolidated sales of 49.5 million Euros for the first quarter up by 14.4% on a year-on-year basis.

Electronic Business Segment
As anticipated, the Electronic segment recorded a significant sequential decrease in sales by 43.3%
compared to last year fourth quarter. End of life PDSOI products drove significant reduction in
demand for 300 mm wafer sales.

Digital sales (i.e. total 300 mm wafer sales) for the first quarter were down by 69.0% at 5.6 million
Euros on a year-on-year basis. Other electronic sales dedicated to RF and mobile applications (i.e.
small diameter wafer sales excluding royalties and equipments) were down by 24.1% at 16.7 million
Euros on a yearly basis as expected due to seasonality in mobile consumer market but with strong
rebound which started towards the end of the quarter.
Licensing revenues amounted to 1.0 million Euros and Equipment sales (i.e. Altatech) were at 0.6
million Euros in the first quarter.