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

Wärtsilä Corporation, flagging notification, 23 May 2025 at 15:00 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 22 May 2025. Following the transaction,
BlackRock, Inc. owns 4.98% of Wärtsilä's shares and voting rights, while its
total holding in Wärtsilä Corporation corresponds to 5.28%.

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          4.98%        0.29%      5.28%             591,723,390
situation on the
date on
which threshold
was crossed or
reached
Position of        5.09%        0.35%      5.44%
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                29,504,519                               4.98%
SUBTOTAL A                  29,504,519                               4.98%

B: Financial instruments according to SMA 9:6a

Type of         Expiration  Exercise /  Physical    Number of  % of shares
financial       date        Conversion  or          shares     and voting
instrument                  Period      cash        and        rights
                                        settlement  voting
                                                    rights
American        N/A         N/A         Physical           98        0,00%
Depositary
Receipt
(US9365441057)
CFD             N/A         N/A         Cash        1,760,935        0.29%
                                        SUBTOTAL B  1,761,033        0.29%