Uponor Oyj — Major Shareholding Notification 2013

Oct 30, 2013

Disclosure 310348

Uponor - Major shareholder announcements

Nordea Investment Fund Company ownership exceeds 5% - a notification under Chapter 9, Section 10 of the Securities Market Act

Uponor Corporation Stock Exchange release 30 Oct 2013 13.40 Nordea Investment Fund Company ownership exceeds 5% - a notification under Chapter 9, Section 10 of the Securities Market Act Uponor Corporation has today received a notification referred to in Chapter 9, Section 5 of the Securities Market Act from Nordea Investment Fund Company Ltd, a Finnish subsidiary with a business id 1737785-9, stating that the company's ownership and share of votes in Uponor Corporation (ISIN code FI0009002158) has reached 5 per cent. As a result of share purchases on 29 October 2013, the total holding and voting power of Nordea Investment Fund Company Ltd grew from 3,658,486 shares to 3,661,352 shares, representing an ownership of 5.001%. Uponor Corporation's total number of shares amounts to 73,206,944 shares. Uponor Corporation Tarmo Anttila Vice President, Communications DISTRIBUTION NASDAQ OMX - Helsinki Media www.uponor.com Uponor is a leading international provider of plumbing and indoor climate solutions for residential and commercial building markets across Europe and North America. On 1 July 2013, Uponor and KWH Group merged their infrastructure businesses into a jointly owned company, Uponor Infra, which is a leading supplier of infrastructure pipe systems in Northern Europe, with wide operations internationally. In 2012, the Uponor Group employed approx. 3,000 persons in 30 countries and its net sales exceeded €810 million. Uponor Corporation is listed on NASDAQ OMX Helsinki in Finland. http://www.uponor.com.