Subsea 7 — Director's Dealing 2019

May 13, 2019

MANDATORY NOTIFICATION OF TRADE - SUBSEA 7 S.A. – PURCHASE OF SHARES

MANDATORY NOTIFICATION OF TRADE - SUBSEA 7 S.A. – PURCHASE OF SHARES

SIEM INDUSTRIES INC. which is represented on the board of Subsea 7 SA by Kristian Siem and Eystein

Eriksrud announces that today it has purchased 1,981,046 shares in Subsea 7 S.A.(OSE symbol SUBC) at a

price of NOK105.7011 per share. The aggregate number of shares held by Siem Industries Inc. following this

purchase is 71,712,977 shares.