Nov 24, 2009. /Lesprom Network/. Metso announced in the share exchange offer document and listing particular published on November 20 that certain shareholders of Tamfelt (Ilmarinen Mutual Pension Insurance Company, Varma Mutual Pension Insurance Company, Tapiola Mutual Pension Insurance Company, Mandatum Life Insurance Company Limited, Kaleva Mutual Insurance Company as well as certain institutional and private shareholders), whose aggregated ownership in Tamfelt is 45.32% of shares (including the 2.82% ownership of Tamfelt held by Metso), had irrevocably and unconditionally undertaken to accept the share exchange offer. After this, Metso has received corresponding undertakings from certain other owners, whose aggregated ownership in Tamfelt is 6.34%. Accordingly, shareholders in Tamfelt (including Metso), whose aggregated ownership is 51.66%, have undertaken to accept Metso’s share exchange offer. The offer period for the share exchange offer preliminarily expires on December 18, 2009.