Mandatory notification of trade

Jostein Ueland, Senior Vice President Corporate Development in Petroleum Geo-Services ASA ("PGS" or "the Company"), has on September 17, 2015 bought 6 500 shares in PGS at a price of NOK 32.50 per share.

Following the transaction, Jostein Ueland owns 11 379 shares in PGS.

This information is subject to the disclosure requirements pursuant to section 5-12 of the Norwegian Securities Trading Act.