OREANDA-NEWS. In connection with the conversion of OGK-4’s common stock issue (state registration number 1-01-65104-D) into equivalent shares with a smaller nominal value and assignment of state registration number 1-02-65104-D, OGK-4 (state registration number 1-01-65104-D) is excluded from the list of securities accepted as collateral in concluding marginal deals and effecting short sales, reported the press-centre of “Otkritie Brokerage House”.  The above change can lead to a decline in the amount of security, which shall be submitted by you, when concluding marginal deals and short sales.