Puuilo Plc: Announcement of a change in shareholding according to Chapter 9, Section 10 of the Finnish Securities Market Act (JPMorgan Chase & Co.)

PUUILO PLC, STOCK EXCHANGE RELEASE, 15 July 2026 at 11.00 a.m.

Puuilo Plc has received a notification on 14 July 2026 in accordance with Chapter 9, Section 5 of the Finnish Securities Markets Act. According to the notification, JPMorgan Chase & Co.’s total indirect holdings in shares and votes of the Company have increased above the threshold of 5% on 13 July 2026 and are now 5.03%.

Total positions of person(s) subject to the notification obligation:
	% of shares and voting rights (total of 7.A)	% of shares and voting rights through financial instruments (total of 7.B)	Total of both in % (7.A + 7.B)	Total number of shares and voting rights of issuer
Resulting situation on the date on which threshold was crossed or reached	4.02%	1.01%	5.03%	84,776,953
Position of previous notification (if applicable)	4.00%	0.99%	4.99%

Notified details of the resulting situation on the date on which the threshold was crossed or reached:
A: Shares and voting rights
Class/type of shares ISIN code (if possible)	Number 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)
FI4000507124 Common Stock		3,408,523		4.02%

SUBTOTAL A	3,408,523		4.02%

B: Financial Instruments according to SMA 9:6a
Type of financial instrument	Expiration date	Exercise/ Conversion Period	Physical or cash settlement	Number of shares and voting rights	% of shares and voting rights
Cash-settled Equity Swap	19/08/2026	19/08/2026	Cash	2,770	0.00
Cash-settled Equity Swap	18/12/2026	18/12/2026	Cash	74,673	0.09
Cash-settled Equity Swap	21/12/2026	21/12/2026	Cash	254,392	0.30
Cash-settled Equity Swap	23/12/2026	23/12/2026	Cash	28,676	0.03
Cash-settled Equity Swap	01/03/2027	01/03/2027	Cash	162	0.00
Cash-settled Equity Swap	31/03/2027	31/03/2027	Cash	5,682	0.01
Cash-settled Equity Swap	01/04/2027	01/04/2027	Cash	273,710	0.32
Cash-settled Equity Swap	04/05/2027	04/05/2027	Cash	5,821	0.01
Cash-settled Equity Swap	07/06/2027	07/06/2027	Cash	103,845	0.12
Cash-settled Equity Swap	01/07/2027	01/07/2027	Cash	2,118	0.00
Cash-settled Equity Swap	19/07/2027	19/07/2027	Cash	2,013	0.00
Cash-settled Equity Swap	28/07/2027	28/07/2027	Cash	103	0.00
Cash-settled Equity Swap	03/08/2027	03/08/2027	Cash	10,945	0.01
Cash-settled Equity Swap	04/08/2027	04/08/2027	Cash	139	0.00
Cash-settled Equity Swap	02/09/2027	02/09/2027	Cash	8,720	0.01
Cash-settled Equity Swap	18/06/2031	18/06/2031	Cash	1,057	0.00
Cash-settled Equity Swap	n/a	n/a	Cash	78,051	0.09
			SUBTOTAL B	852,877	1.01%

Information in relation to the person subject to the notification: Full chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held starting with the ultimate controlling natural person or legal entity:
Name	% of shares and voting rights	% of shares and voting rights through financial instruments	Total of both
JPMorgan Chase & Co.
JPMorgan Chase Bank, National Association
J.P. Morgan International Finance Limited
J.P. Morgan Capital Holdings Limited
J.P. Morgan Securities plc

JPMorgan Asset Management Holdings Inc.
JPMorgan Asset Management International Limited
JPMorgan Asset Management (UK) Limited

In case of proxy voting	n/a

Additional information: Chain of controlled undertakings: JPMorgan Chase & Co. JPMorgan Chase Bank, National Association (100%) J.P. Morgan International Finance Limited (100%) J.P. Morgan Capital Holdings Limited (100%) J.P. Morgan Securities plc (100%) JPMorgan Asset Management Holdings Inc. JPMorgan Asset Management International Limited (100%) JPMorgan Asset Management (UK) Limited (100%)

For further information, please contact:
Annu von Weymarn, CFO, tel. +358 40 749 0271

Distribution
Nasdaq Helsinki
Key Media
www.sijoittajat.puuilo.fi/en/