Puuilo Oyj

Major Shareholding Notification • Sep 17, 2025

Puuilo Plc: Announcement of a change in shareholding according to Chapter 9, Section 10 of the Finnish Securities Market Act

Puuilo Plc: Announcement of a change in shareholding according to Chapter 9, Section 10 of the Finnish Securities Market Act

PUUILO PLC, STOCK EXCHANGE RELEASE, 17 September 2025 at 01.30 p.m.

Puuilo Plc has received a notification on 16 September 2025 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 12 September and is now 5.02%.

6. 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	3.90%	1.12%	5.02%	84,776,953
Position of previous notification (if applicable)	n/a	n/a	n/a

7. 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		3,305,667		3.90%
SUBTOTAL A	3,305,667		3.90 %
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	23/12/2025	23/12/2025	Cash	171,703	0.20
Cash-settled Equity Swap	30/03/2026	30/03/2026	Cash	190,483	0.22
Cash-settled Equity Swap	05/05/2026	05/05/2026	Cash	30,417	0.04
Cash-settled Equity Swap	08/05/2026	08/05/2026	Cash	4,272	0.01
Cash-settled Equity Swap	09/06/2026	09/06/2026	Cash	71,954	0.08
Cash-settled Equity Swap	19/08/2026	19/08/2026	Cash	5,641	0.01
Cash-settled Equity Swap	16/09/2026	16/09/2026	Cash	145,843	0.17
Cash-settled Equity Swap	17/09/2026	17/09/2026	Cash	160	0.00
Cash-settled Equity Swap	07/10/2026	07/10/2026	Cash	220	0.00
Cash-settled Equity Swap	14/10/2026	14/10/2026	Cash	186	0.00
Cash-settled Equity Swap	21/12/2026	21/12/2026	Cash	295,383	0.35
Cash-settled Equity Swap	N/A	N/A	Cash	31,372	0.04
			SUBTOTAL B	947,634	1.12%

8. Information in relation to the person subject to the notification obligation (please tick the applicable box):  ☐ Person subject to the notification obligation is not controlled by any natural person or legal entity and does not control any other undertaking(s) holding directly or indirectly an interest in the (underlying) issuer.  ☒ 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
JPMorgan Asset Management Holdings Inc.
J.P. Morgan Investment Management Inc.
9. In case of proxy voting: [name of the proxy holder] will cease to hold [% and number] voting rights as of Click here to enter a date.	n/a
10. 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. J.P. Morgan Investment Management Inc. (100%) JPMorgan Asset Management Holdings Inc. JPMorgan Asset Management International Limited (100%) JPMorgan Asset Management (UK) Limited (100%)

**For further information, please contact:

**Ville Ranta, CFO, mobile phone: +358 40 555 4995