SAMPO PLC STOCK EXCHANGE RELEASE 4 August 2010 at 10:30 am Sampo's Interim Report will be published on 11 August 2010 Sampo Group will publish Interim Report for January-June 2010 on 11 August between 9:30 am and 10:00 am. The Interim Report and additional financial material will be available on the Internet at www.sampo.com/result. Sampo will arrange a press conference on 11 August at 12:30 pm at Savoy (Eteläesplanadi 14, Helsinki). An English-language telephone conference for investors and analysts will be held at 4:00 pm Finnish time (2:00 pm UK time). Group CEO and President Kari Stadigh, Group CFO Peter Johansson, Head of P&C Insurance Torbjörn Magnusson and Head of IR and Group Communications Jarmo Salonen attend the conference. To participate in the conference call, please call +44 207 162 0025 (Europe) or +1 334 323 6201 (USA). Please be ready to state the conference ID "869182" and password "Sampo plc 2010/Q2 release". The conference can also be followed from a direct transmission on the Internet, at www.sampo.com/result . A recorded version will later be available at the same address. SAMPO PLC Investor Relations and Group Communications Distribution: NASDAQ OMX Helsinki The principal media Financial Supervisory Authority www.sampo.com [HUG#1435694]