JSC RusHydro (ticker symbols: RTS, MICEX, LSE: HYDR; OTCQX: RSHYY) announces that The Federal Financial Markets Service of Russia registered additional issue of RusHydro’s ordinary shares placed through a public subscription (state registration number 1-01-55038-Å-041D of December 3, 2012) and the Securities Prospectus.

The number of shares of the additional issue is 110 bn with par value of RUR 1 per share. The shares can be paid in cash and non-cash assets.

The price of placement of new shares is subject to a Board of Directors approval after independent appraisal but prior to the start of the placement.

The increase of RusHydro’s share capital was approved by EGM on November 16, 2012 and is aimed at raising budget funds to finance the modernization of generating assets in the Far East.