Press Release

Milan, 1 October 2012

ALERION: TREASURY SHARES BUY - BACK
With reference to the treasury shares buy-back plan, Alerion Clean Power S.p.A. informs to have purchased, between the 24thSeptember 2012 and the 28thSeptember 2012, n. 22.818 of treasury shares at an average unit price of Euro 3,8668 per share, for a total equivalent value of Euro 88.232,34.
Details of the transaction on a daily basis:

DATE

NUMBER OF ORDINARY SHARES PURCHASED

AVERAGE PRICE PER SHARE

COUNTERVALUE

24/09/2012

5.943

Euro 3,7709

Euro 22.410,46

25/09/2012

2.032

Euro 3,8491

Euro 7.821,37

26/09/2012

6.195

Euro 3,8812

Euro 24.044,03

27/09/2012

4.148

Euro 3,9198

Euro 16.259,33

28/09/2012

4.500

Euro 3,9327

Euro 17.697,15

TOTAL

22.818

Euro 3,8668

Euro 88.232,34

Pursuant to the purchases executed as of 28 September, Alerion Clean Power S.p.A. holds a total amount of n. 318.211 of treasury shares, corresponding to 0,73019% of its share capital. Press:Investorsandanalysts:

Barabino & Partners S.p.A Alerion

Stefania Bassi Stefano Francavilla s.bassi@barabino.it stefano.francavilla@alerion.it

Tel. +39 02 7788901

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