OREANDA-NEWS. February 22, 2011. As was informed earlier, following a decision of Kazakhstan Stock Exchange (KASE) Board of Directors dated December 23, 2010 amendments and additions # 12 (Amendments) to KASE internal document "Methodology of Securities Valuation" (the Methodology) were approved, reported the press-centre of KASE.

The amendments were approved by the Agency of the Republic of Kazakhstan on Regulation and Supervision of Financial Market and Financial Organizations (FSA) on February 14, 2011 and shall be effective from February 21, 2011.

The amendments stipulate:

- the yield of notes of the National Bank of the Republic of Kazakhstan is calculated based on parameters of the last thirty deals, made in the KASE trading system before the valuation date, rather than deals made in the KASE trading system during thirty day before the valuation date, as has beenstipulated in the Methodology's previous version;

- the yield of unindexed government securities, maturity of which makes up 1,460 days, is calculated as an arithmetical mean, calculated of the yield values for a buyer on deals made in the KASE trading system on the initial three prior to valuation auctions on such securities offering and additional offering;

- the Methodology's text has been supplemented by a definition of illiquid securities of organizations - residents of the Republic of Kazakhstan to bring  the Methodology into line with Rules of Recording and Defining of Assets Cost of Investment Fund, Investment Fund Net Assets, Estimated Cost of Joint Stock Investment Fund Share and Joint Stock Investment Fund Share Buy Back Cost, approved by the FSA Management Board of August 21, 2004 # 259 considering all amendments, approved by FSA Management Board Resolution of September 3, 2010 # 121.

The Methodology's revised text shall be available on KASE website in the nearest future.