Wärtsilä - Major shareholder announcements

Notification in accordance with the Finnish Securities Market Act Chapter 9 § 5: BlackRock Investment Management (UK) Limited increased holding in Wärtsilä Corporation

Notification in accordance with the Finnish Securities Market Act Chapter 9 §
5: BlackRock Investment Management (UK) Limited increased holding in Wärtsilä
Corporation

Wärtsilä Corporation Stock exchange release 30 November 2017 at 1.45 pm EET

BlackRock, Inc. has informed Wärtsilä Corporation that BlackRock Investment
Management (UK) Limited has purchased Wärtsilä shares on 29 November 2017,
crossing above the 5% disclosure limit on shares and voting rights. Following
the transaction, BlackRock Investment Management (UK) Limited owns 5.10% of
Wärtsilä's shares and voting rights, while its total holding in Wärtsilä
Corporation corresponds to 5.47%. The total number of shares held by BlackRock,
Inc. remains above 5% of Wärtsilä's share capital and total votes.

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

+------------------+------------+-----------------+----------+-----------------+
|                  |% of shares |% of shares and  |          |Total number of  |
|                  |and voting  |voting rights    |% of total|shares and voting|
|                  |rights      |through financial|          |rights of issuer |
|                  |            |instruments      |          |                 |
+------------------+------------+-----------------+----------+-----------------+
|Resulting         |            |                 |          |                 |
|situation on the  |            |                 |          |                 |
|date on which the |       8.98%|            0.46%|     9.44%|      197,241,130|
|threshold was     |            |                 |          |                 |
|crossed or reached|            |                 |          |                 |
+------------------+------------+-----------------+----------+-----------------+
|Position of       |            |                 |          |                 |
|previous          |       8.53%|            0.48%|     9.01%|                 |
|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 of    |Number of shares and voting   |% of shares and voting     |
|shares             |rights                        |rights                     |
+-------------------+-------------+----------------+------------+--------------+
|                   |Direct (SMA  |Indirect (SMA   |Direct (SMA |Indirect (SMA |
|                   |9:5)         |9:6 and 9:7)    |9:5)        |9:6 and 9:7)  |
+-------------------+-------------+----------------+------------+--------------+
|FI0009003727       |             |      17,716,839|            |         8.98%|
+-------------------+-------------+----------------+------------+--------------+
|SUBTOTAL A         |                    17,716,839|                      8.98%|
+-------------------+------------------------------+---------------------------+


B: Financial instruments according to SMA 9:6a:

+--------------+--------------+-------------+-------------+----------+---------+
|              |              |             |             |Number of |% of     |
|Type of       |Expiration    |Exercise /   |Physical or  |shares and|shares   |
|financial     |date          |Conversion   |cash         |voting    |and      |
|instrument    |              |Period       |settlement   |rights    |voting   |
|              |              |             |             |          |rights   |
+--------------+--------------+-------------+-------------+----------+---------+
|Securities    |N/A           |N/A          |Physical     |   902,529|    0.45%|
|Lent          |              |             |             |          |         |
+--------------+--------------+-------------+-------------+----------+---------+
|CFD           |N/A           |N/A          |Cash         |     7,173|    0.00%|
+--------------+--------------+-------------+-------------+----------+---------+
|SUBTOTAL B    |              |             |             |   909,702|    0.46%|
+--------------+--------------+-------------+-------------+----------+---------+



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