The list of S&P/RUIX constituents will be supplemented by "Norilsk Nickel", "Sberbank of Russia" and "Sibneft" common shares; "Sibneft" common stock will also be added to the list of S&P/RUIX-Oil constituents.
As of June 16th, 2003, the free-float coefficients will also be used in calculating of market capitalization of companies - S&P/RUIX - S&P/RUIX-Oil constituents. It was decided to use Standard & Poor's official free-float that the agency utilizes to compute its S&P/IFC Global Russia index.