Mondi Plc - Holding(s) in Company

Mondi plc (Incorporated in England and Wales) (Registered number: 6209386) LEI: 213800LOZA69QFDC9N34 LSE share code: MNDIISIN: GB00BMWC6P49 JSE share code: MNP 12 May 2025 Notification of Major Interests in Shares 1. Issuer Details ISIN GB00BMWC6P49 Issuer Name MONDI PLC UK or Non-UK Issuer UK 2. Reason for Notification An acquisition or disposal of voting rights 3. Details of person subject to the notification obligation Name Ninety One SA (Pty) Ltd City of registered office (if applicable) Country of registered office (if applicable) ZA 4. Details of the shareholder Full name of shareholder(s) if different from the person(s) subject to the notification obligation, above City of registered office (if applicable) Country of registered office (if applicable) 5. Date on which the threshold was crossed or reached 09-May-2025 6. Date on which Issuer notified 12-May-2025 7. Total positions of person(s) subject to the notification obligation +----------------+-----------+------------------+--------+-----------+ |. |% of voting|% of voting rights|Total of|Total | | |rights |through financial |both |number of | | |attached to|instruments (total|in % |voting | | |shares |of 8.B 1 + 8.B 2) |(8.A + |rights held| | |(total | |8.B) |in issuer | | |of 8.A) | | | | +----------------+-----------+------------------+--------+-----------+ |Resulting |5.219200 |0.015600 |5.234800|23107170 | |situation on the| | | | | |date on | | | | | |which threshold | | | | | |was crossed or | | | | | |reached | | | | | +----------------+-----------+------------------+--------+-----------+ |Position of |4.901300 |0.000000 |4.901300| | |previous | | | | | |notification | | | | | |(if applicable) | | | | | +----------------+-----------+------------------+--------+-----------+ 8. Notified details of the resulting situation on the date on which the threshold was crossed or reached 8A. Voting rights attached to shares +------------+----------------+------------------+-------------+-------------+ |Class/Type |Number of direct|Number of indirect|% of direct |% of indirect| |of shares |voting rights |voting rights |voting rights|voting rights| |ISIN code(if|(DTR5.1) |(DTR5.2.1) |(DTR5.1) |(DTR5.2.1) | |possible) | | | | | +------------+----------------+------------------+-------------+-------------+ |GB00BMWC6P49|0 |23038246 |0.000000 |5.219200 | +------------+----------------+------------------+-------------+-------------+ |Sub Total |23038246 |5.219200% | |8.A | | | +------------+----------------+------------------+-------------+-------------+ 8B1. Financial Instruments according to (DTR5.3.1R.(1) (a)) +----------+----------+---------+-----------------------------------+------+ |Type of |Expiration|Exercise/|Number of voting rights that may be|% of | |financial |date |conve |acquired if the instrument is |voting| |instrument| |rsion |exercised/converted |rights| | | |period | | | +----------+----------+---------+-----------------------------------+------+ | | | | | | +----------+----------+---------+-----------------------------------+------+ |Sub Total | | | | |8.B1 | | | | +----------+----------+---------+-----------------------------------+------+ 8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b)) +--------------+----------+--------------+-----------+---------+---------+ |Type of |Expiration|Exercise/conve|Physical or|Number of|% of | |financial |date |rsion period |cash |voting |voting | |instrument | | |settlement |rights |rights | +--------------+----------+--------------+-----------+---------+---------+ |CFD |Any Time | |Cash |68924 |0.015600 | +--------------+----------+--------------+-----------+---------+---------+ |Sub Total 8.B2| |68924 |0.015600%| +--------------+----------+--------------+-----------+---------+---------+ 9. Information in relation to the person subject to the notification obligation 2. 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 entities (please add additional rows as necessary) +-----------+-----------+------------------+-----------+----------------+ |Ultimate |Name of |% of voting rights|% of voting|Total of both if| |controlling|controlled |if it equals or is|rights |it equals or is | |person |undertaking|higher than the |through |higher than the | | | |notifiable |financial |notifiable | | | |threshold |instruments|threshold | | | | |if it | | | | | |equals or | | | | | |is higher | | | | | |than the | | | | | |notifiable | | | | | |threshold | | +-----------+-----------+------------------+-----------+----------------+ |Ninety One |Ninety One |0.000000 |0.000000 |0.000000% | |Limited |Africa | | | | | |(Pty) | | | | | |Limited | | | | +-----------+-----------+------------------+-----------+----------------+ |Ninety One |Ninety One |4.852300 |0.000000 |4.852300% | |Africa |SA | | | | |(Pty) |(Pty) | | | | |Limited |Limited | | | | +-----------+-----------+------------------+-----------+----------------+ |Ninety One |Ninety One |0.000000 |0.000000 |0.000000% | |Plc |Global Ltd | | | | +-----------+-----------+------------------+-----------+----------------+ |Ninety One |Ninety One |0.000000 |0.000000 |0.000000% | |Global Ltd |UK | | | | | |Holdings | | | | | |Ltd | | | | +-----------+-----------+------------------+-----------+----------------+ |Ninety One |Ninety One |0.382500 |0.000000 |0.382500% | |UK |UK | | | | |Holdings |Limited | | | | |Ltd | | | | | +-----------+-----------+------------------+-----------+----------------+ 10. In case of proxy voting Name of the proxy holder The number and % of voting rights held The date until which the voting rights will be held 11. Additional Information 12. Date of Completion 12-May-2025 13. Place Of Completion London Sponsor in South Africa: Merrill Lynch South Africa (Pty) Ltd t/s BofA Securities This information was brought to you by Cision http://news.cision.com

Mondi Plc