Mandatory Notification of Trade

Holly Van Deursen, board member of Petroleum Geo-Services ASA, has on February
23, 2011 bought 2,000 shares (PGS ADRs)in Petroleum Geo-Services ASA at a price
of USD 15.32 per share.

Following the transaction, Holly Van Deursen owns 2,000 shares and 0 options in
Petroleum Geo-Services ASA.


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


[HUG#1491992]