Snam: report on the purchase of treasury shares

San Donato Milanese (Milan), 6 December 2018 - Snam, following the announcement on 2 October concerning the resumption of the share buy-back authorized by the Shareholder meeting of 24 April, announces that, in the period from 30 November and 6 December, has purchased n. 2,622,983 of its own shares at an average price per share equal to 3.8800 euro, for an aggregate amount of 10,177,081.88 euro.

On the basis of information provided by the intermediary appointed for the repurchase of the shares, the details of the purchases of treasury shares on the MTA (Mercato Telematico Azionario) on a daily basis are reported below:

Date	Number of ordinary shares purchased	Average price (euro)	Consideration (euro)
30/11/2018	225,533	3.8418	866,455.27
03/12/2018	676,872	3.8715	2,620,530.07
04/12/2018	500,000	3.8884	1,944,215.61
05/12/2018	550,468	3.9069	2,150,645.69
06/12/2018	670,110	3.8728	2,595,235.24

Since the start of the purchase plan Snam acquired 74,587,854 own shares (equal to 2.15% of the share capital), for an aggregate amount of 273,399,314.88 euro.

Following the purchases, and taking into consideration the treasury shares already held, as of 6 December 2018 Snam holds 165,510,479 shares equal to 4.77% of the share capital.