Notification in accordance with the Finnish Securities Market Act Chapter 9 § 10: BlackRock, Inc.'s holding in Wärtsilä Corporation

Wärtsilä Corporation, flagging notification, 7 April 2025 at 16:00 EEST

Notification in accordance with the Finnish Securities Market Act Chapter 9 §
10: BlackRock, Inc.'s holding in Wärtsilä Corporation
BlackRock, Inc. has informed Wärtsilä Corporation that it has crossed below the
5% disclosure limit on holding in shares and voting rights, excluding financial
instruments according to SMA 9:6a, on 4 April 2025. Following the transaction,
BlackRock, Inc. owns 4.84% of Wärtsilä's shares and voting rights, while its
total holding in Wärtsilä Corporation corresponds to 5.25%.

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

                  % of    % of shares  Total of   Total number of shares
                  shares  and voting   both in %  and voting rights of
                  and     rights                  issuer
                  voting  through
                  rights  financial
                          instruments
Resulting          4.84%        0.41%      5.25%             591,723,390
situation on the
date on
which threshold
was crossed or
reached
Position of        5.07%        0.42%      5.50%
previous
notification
(if applicable)

Notified details of the resulting situation on the date on which the threshold
was crossed:
A: Shares and voting rights

Class / type  Number of                 % of
of shares     shares and                shares
              voting                    and
              rights                    voting
                                        rights
              Direct     Indirect (SMA  Direct  Indirect (SMA 9:6 and 9:7)
              (SMA 9:5)  9:6 and 9:7)   (SMA
                                        9:5)
FI0009003727                28,648,059                               4.84%
SUBTOTAL A                  28,648,059                               4.84%

B: Financial instruments according to SMA 9:6a

Type of     Expiration  Exercise /  Physical or  Number of shares   % of shares
financial   date        Conversion  cash         and voting rights  and voting
instrument              Period      settlement                      rights
CFD         N/A         N/A         Cash                 2,454,495        0.41%
                                    SUBTOTAL B           2,454,495        0.41%