Oct 02, 2012. /Lesprom Network/. Ahlstrom Corporation has received an announcement from Vimpu Intressenter Ab, dated October 2, 2012, regarding a change in the shareholding of the said shareholder. According to the announcement, Vimpu Intressenter's shareholding in Ahlstrom Corporation has on October 2, 2012, has exceeded 5% (1/20) of the share capital and voting rights of Ahlstrom Corporation. Vimpu Intressenter now owns 2,358,013 shares of Ahlstrom Corporation, which represents 5.05% of the share capital and voting rights of Ahlstrom Corporation. Ahlstrom's share capital consists of 46,670,608 shares, each entitling to one vote.