PRYSMIAN SPA: PUBBLICATION OF THE SUMMARY OF THE VOTES OF THE SHAREHOLDERS MEETING OF 2018-04-12

PRESS RELEASE

SHAREHOLDERS' MEETING OF 12 APRIL 2018

SUMMARY OF THE VOTES

Milan, 16 April 2018. Prysmian informs that, according to the art. 125-quater of the Italian Legislative Decree no. 58/1998, the summary of the votes relevant to the Ordinary and Extraordinary Shareholders' Meeting held on 12 April 2018, is available on the Company's website atwww.prysmiangroup.com (in the section Investor Relations/Shareholder Information/Shareholders' Meetings) and in the mechanism for the central storage at

www.emarketstorage.com.

Prysmian Group

Prysmian Group is world leader in the energy and telecom cables and systems industry. With nearly 140 years of experience, sales of over €7.9 billion in 2017, 21,000 employees across 50 countries and 82 plants, the Group is strongly positioned in high-tech markets and offers the widest possible range of products, services, technologies and know-how. It operates in the businesses of underground and submarine cables and systems for power transmission and distribution, of special cables for applications in many different industries and of medium and low voltage cables for the construction and infrastructure sectors. For the telecommunications industry, the Group manufactures cables and accessories for voice, video and data transmission, offering a comprehensive range of optical fibres, optical and copper cables and connectivity systems. Prysmian is a public company, listed on the Italian Stock Exchange in the FTSE MIB index.

This press release is available on the company website atwww.prysmiangroup.com and in the mechanism for the central storage of regulated information provided by Spafid Connect S.p.A. atwww.emarketstorage.com.