This is a correction of the announcement dated 18:28 09.05.2017 CEST. Reason for the correction: modification of the number of voting rights
CGG
A French société anonyme
with a share capital of € 17,706,519
Registered office : Tour Maine Montparnasse
33 avenue du Maine 75015 Paris
Paris Trade and Companies Register 969 202 241
Monthly information relating to the number of voting rights and shares issued
Article 223-16 of the General Regulation of the French market authority
| Date of the information | Number of shares issued | Number of theoretical voting rights |
| April 30, 2017 | 22,133,149 | 22,763,922 |
