Sampo plc: Disclosure Under Chapter 9 Section 10 of the Securities Market Act (BlackRock, Inc.)

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Sampo plc, stock exchange release, 3 July 2025 at 9:35 am EEST

Sampo plc: Disclosure Under Chapter 9 Section 10 of the Securities Market Act (BlackRock, Inc.)

Sampo plc (business code 0142213-3) has received a disclosure under Chapter 9, Section 5 of the Securities Markets Act. The reason for the notification by BlackRock, Inc. is the Group restructure following the acquisition of HPS Investment Partners ("HPS”). The aggregate holdings including financial instruments according to SMA 9:6a owned by BlackRock, Inc. and the entities referred to above amounts to 7.00 per cent of the total number of shares and 6.98 per cent of the total voting rights of Sampo plc.

Sampo's share capital comprises 2,691,238,860 shares, of which 2,690,238,860 are A shares and 1,000,000 are B shares. Each A share entitles its holder to one (1) vote and each B share to five (5) votes. Thus, the total number of votes is 2,695,238,860.

Total positions of BlackRock, Inc and its funds subject to the notification:

 % of shares and voting rights (total of A)% of shares and voting rights through financial instruments (total of B)Total of both in % (A+B)Resulting situation on the date on which threshold was crossed or reached6.89% shares

6.88% voting rights0.10% shares

0.10% voting rights7.00% shares

6.98% voting rightsPositions of previous notification (if applicable)5.63% shares

5.62% voting rights0.29% shares

0.29% voting rights5.93% shares

5.92%voting rights Notified details of the resulting situation on the date on which the threshold was crossed:

A: Shares and voting rights:

Class/type of shares

ISIN codeNumber of shares and voting rights% of shares and voting rights Direct

(SMA 9:5)Indirect

(SMA 9:6 and 9:7)Direct

(SMA 9:5)Indirect

(SMA 9:6 and 9:7)FI4000552500 185,655,678 shares

185,655,678 voting rights 6.89% shares

6.88% voting rightsSUBTOTAL A185,655,678 shares

185,655,678 voting rights6.89% shares

6.88% voting rights B: Financial instruments according to SMA 9:6a:

Type of financial

instrumentExpiration dateExercise/

Conversion Period Physical or

cash settlementNumber of shares

and voting rights % of shares and

voting rightsAmerican Depository Receipt (US79588J1025)N/AN/APhysical1,251,080 shares

1,251,080 voting rights0.04% shares

0.04% voting rightsCFDN/AN/ACash1,484,268 shares

1,484,268 voting rights0.05% shares

0.05% voting rights   SUBTOTAL B2,735,348 shares

2,735,348 voting rights0.10% shares

0.10% voting rights

SAMPO PLC

Sami Taipalus

Head of Investor Relations

tel. +358 10 516 0030

Distribution:

Nasdaq Helsinki

Nasdaq Stockholm

Nasdaq Copenhagen

London stock exchange

FIN-FSA

The principal media

www.sampo.com