Mondi PLC — Major Shareholding Notification 2026

May 14, 2026

Mondi plc
Incorporated in England and Wales
Registered number: 6209386
Tax registration number: 454 12394 14454
LEI: 213800LOZA69QFDC9N34
LSE share code: MNDI ISIN: GB00BMWC6P49
JSE share code: MNP

14 May 2026

Notification of Major Interests in Shares

NOTIFICATION OF MAJOR HOLDINGS (to be sent to the relevant issuer and to the FCA in Microsoft Word format if possible)

1a. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached *:		MONDI PLC
1b. Please indicate if the issuer is a non-UK issuer (please mark with an “X” if appropriate)
Non-UK issuer
2. Reason for the notification (please mark the appropriate box or boxes with an “X”)
An acquisition or disposal of voting rights				X
An acquisition or disposal of financial instruments
An event changing the breakdown of voting rights
Other (please specify) iii:
3. Details of person subject to the notification obligation *
Name		PUBLIC INVESTMENT CORPORATION SOC LIMITED
City and country of registered office (if applicable)		PRETORIA, SOUTH AFRICA
4. Full name of shareholder(s) (if different from 3.) *
Name
City and country of registered office (if applicable)
5. Date on which the threshold was crossed or reached *:		12/05/2026
6. Date on which issuer notified (DD/MM/YYYY):		14/05/2026
7. Total positions of person(s) subject to the notification obligation
	% of voting rights attached to shares (total of 8. A)	% of voting rights through financial instruments (total of 8.B 1 + 8.B 2)	Total of both in % (8.A + 8.B)	Total number of voting rights held in issuer (8.A + 8.B) *

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Resulting situation on the date on which threshold was crossed or reached	10.111%		10.111%	44 629 404
Position of previous notification (if applicable)	9.944%		9.944%
8. Notified details of the resulting situation on the date on which the threshold was crossed or reached vii
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A: Voting rights attached to shares
Class/type of shares ISIN code (if possible)	Number of voting rights ix		% of voting rights
	Direct (DTR5.1)	Indirect (DTR5.2.1)	Direct (DTR5.1)	Indirect (DTR5.2.1)
	44 629 404		10.111%
SUBTOTAL 8. A	44 629 404		10.111%
B 1: Financial Instruments according to DTR5.3.1R (1) (a)
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Type of financial instrument	Expiration date x	Exercise/ Conversion Period xi	Number of voting rights that may be acquired if the instrument is exercised/converted.	% of voting rights
		SUBTOTAL 8. B 1	NIL	NIL
B 2: Financial Instruments with similar economic effect according to DTR5.3.1R (1) (b)
---	---	---	---	---
Type of financial instrument	Expiration date x	Exercise/ Conversion Period xi	Physical or cash Settlement xii	Number of voting rights
			SUBTOTAL 8.B.2	NIL

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9. Information in relation to the person subject to the notification obligation (please mark the applicable box with an “X”)
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 xiii
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 (please add additional rows as necessary) xiv
Name xv	% of voting rights if it equals or is higher than the notifiable threshold	% of voting rights through financial instruments if it equals or is higher than the notifiable threshold	Total of both if it equals or is higher than the notifiable threshold
PUBLIC INVESTMENT CORPORATION SOC LIMITED	10.111%		10.111%
10. In case of proxy voting, please identify:
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Name of the proxy holder	N/A
The number and % of voting rights held	N/A
The date until which the voting rights will be held	N/A
11. Additional information xvi
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Place of completion	PRETORIA, SOUTH AFRICA
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Date of completion	14 May 2026

Sponsor in South Africa: J.P. Morgan Equities South Africa (Pty) Ltd