SDRL - Seadrill reach 65.85% ownership in Asia Offshore Drilling Ltd

Hamilton, Bermuda, 30 October 2012 - Seadrill Limited ("Seadrill") has today acquired additional 38,961 shares of Asia Offshore Drilling Limited (the "Company", OSE: AOD). The shares were acquired at a price of NOK 28.71 per share. Following this acquisition, Seadrill will be the owner of 26,341,368 shares in the Company, corresponding to 65.85% of the total number of outstanding shares in the Company.

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