EFTA Document EFTA01353509

dates. As of the date of this Supplement, dividend indexes on which options are approved to be traded are based on the accumulated "ex-dividend amounts" reflecting ordinary cash dividends for the component securities over a specified accrual period. Investors should note that determinations by the reporting author- ity for a dividend index as to whether a cash dividend is "Ordinary" and therefore reflected in the index may be made using rules other than those relating to adjust- ments of