SAMPO PLC STOCK EXCHANGE RELEASE 14/04/2023 at 08:30 am Sampo plc 's s hare buybacks 13/04/2023 On 13/04/2023 Sampo plc (business code 0142213-3, LEI 743700UF3RL386WIDA22) has acquired its own A shares (ISIN code FI0009003305) as follows: *rounded to two decimals On 29 March 2023, Sampo announced a share buyback programme of up to a maximum of EUR 400 million in compliance with the Market Abuse Regulation (EU) 596/2014 (MAR) and the Commission Delegated Regulation (EU) 2016/1052. The programme, which started on 3 April 2023, is based on the authorisation granted by Sampo's Annual General Meeting on 18 May 2022. After the disclosed transactions, the company owns in total 802,973 Sampo A shares representing 0.16 per cent of the total number of shares in Sampo plc. Details of each transaction are included as an appendix of this announcement.