Mondi plc (Incorporated in England and Wales) (Registered number: 6209386) LEI: 213800LOZA69QFDC9N34 LSE share code: MNDI ISIN: GB00BMWC6P49 JSE share code: MNP 26 February 2024 TRANSACTIONS IN MONDI plc ORDINARY SHARES OF €0.20 EACH There follows a notification form for a Person(s) Closely Associated (“PCA”) with Saki Macozoma, a Non-Executive Director of Mondi plc which was not previously notified to Mondi plc due to an administrative oversight. Sponsor in South Africa: Merrill Lynch South Africa (Pty) Ltd t/s BofA Securities 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Dreamworld Investments 435 (Pty) Ltd 2 Reason for the notification a) Position/status PCA of Saki Macozoma, Non-Executive Director b) Initial Initial notification notification/Amendment 3 Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Mondi plc b) LEI 213800LOZA69QFDC9N34 4 Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial instrument, Ordinary shares of €0.20 each type of instrument Identification code GB00B1CRLC47 b) Nature of the Acquisition of shares by Dreamworld Investments transaction 435 (Pty) Ltd on behalf of Saki Macozoma, Non- Executive Director. c) Price(s) and volume(s) Price(s) Volume(s) R300.85 441 d) Aggregated information - Aggregated volume 441 - Price R300.85 e) Date of transaction 2023-04-13 f) Place of the transaction JSE Limited – Outside a trading venue