The board of Seadrill has resolved to distribute a cash dividend of USD 0.50 per share. The Ex-date is November 23, 2009. According to NASDAQ OMX Derivatives Markets Rules and Regulations 4.5.3.6.1 adjustment for ordinary dividends shall be made for underlyings specified with 100 % dividend adjustment in the quotation list. NASDAQ OMX Derivatives Markets has carried out a re-calculation of options and forwards in Seadrill (SDRLN). For further information, please see the attached document.