OREANDA-NEWS. On April 17, 2007 OAO Severstal (LSE: SVST) announced that Mr. Rolf Stomberg , the Senior Independent Director of the Board, bought 10,000 GDRs of Severstal at a price of US$ 14,525 on April 13, 2007, reported the press-centre of  Severstal. OAO Severstal have disclosed this information following its corporate policy of maximum transparency and the best market practices.