Russia's Central Bank Governor Elvira Nabiullina said on Tuesday that a portion of shares in assets purchased from companies leaving the country should be floated on the stock exchange.

A government commission that monitors foreign investment has to grant approval for deals involving companies from so-called "unfriendly" countries - those that have imposed sanctions against Russia over the Ukraine conflict.

(Reporting by Elena Fabrichnaya; Writing by Alexander Marrow; Editing by Alex Richardson)