As many as 24 companies are set to turn ex-record date for dividends, stock splits and other corporate actions during the upcoming week starting October 26.To be eligible for these corporate actions, investors must hold the shares in their demat accounts as of the respective record dates. The list is tentative, as more companies may announce record dates for dividends, bonus issues, stock splits and rights issues during the week.Here is the day-wise list of corporate actions to watch out for this week:October 26 (Monday)Hexaware Technologies has fixed Monday as the record date for its interim dividend of Rs 9.5 per share.