Hamilton, Bermuda (April 25, 2013)

Attached is the Annual Report for 2012 for Archer Limited. As a result of a combination of minor adjustments to the results, total net loss in 2012 is $ 375.8 million compared to $ 375.1 million reported in the Fourth Quarter and Preliminary 2012 results. The report will also be available on Archer’s website; www.archerwell.com

This information is subject of the disclosure requirements acc. to §5-12 vphl (Norwegian Securities Trading Act)