F-Secure Oyj - Major shareholder announcements

F-Secure: Notification in accordance with the Finnish Securities Market Act Chapter 9, Section 10

F-Secure Corporation, Stock Exchange Release, 23 August 2016 at 16.00 (EEST)

F-Secure Corporation has been informed that funds under Nordea Funds Ltd have
decreased their holding in F-Secure below 5%. 

The threshold was reached on 19 August 2016 and currently funds under Nordea
Funds Ltd hold in total 7,386,098 of F-Secure shares, equaling 4.651 % of share
capital and voting rights. 

Additional information:

F-Secure Corporation
Tapio Pesola, IR Manager
+358 44 3734693