Hammerson plc (Incorporated in England and Wales) (Company number 360632) LSE and Euronext Dublin share code: HMSO JSE share code: HMN ISIN: GB00BK7YQK64 (“Hammerson” or “the Company”) This notification has been received by Hammerson Plc pursuant to the relevant shareholder's obligations pursuant to applicable UK law. TR-1: Standard form for notification of major holdings 1. Issuer Details ISIN GB00BK7YQK64 Issuer Name HAMMERSON PLC UK or Non-UK Issuer UK 2. Reason for Notification An acquisition or disposal of financial instruments 3. Details of person subject to the notification obligation Name Resilient Properties Proprietary Limited City of registered office (if applicable) Johannesburg Country of registered office (if applicable) South Africa 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 20 June 2023 6. Date on which Issuer notified 21 June 2023 7. Total positions of person(s) subject to the notification obligation % of voting Total rights through % of voting rights number of financial Total of both in . attached to shares voting instruments % (8.A + 8.B) (total of 8.A) rights held (total of 8.B 1 + in issuer 8.B 2) Resulting situation on the date on which 173 348 3.470738% 0.00 3.470738% threshold was 568 crossed or reached Position of previous 200 268 4.009721% 0.00 notification (if 4.009721% 486 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 of Number of Number of indirect % of indirect % of direct voting shares ISIN code(if direct voting voting rights voting rights rights (DTR5.1) possible) rights (DTR5.1) (DTR5.2.1) (DTR5.2.1) GB00BK7YQK64 173 348 568 3.470738% Sub Total 8.A 173 348 568 3.470738% 8B1. Financial Instruments according to (DTR5.3.1R.(1) (a)) Number of voting rights that may be Type of financial Exercise/conversion % of voting Expiration date acquired if the instrument period rights instrument is exercised/converted Sub Total 8.B1 8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b)) Type of Expiration Exercise/conversion Physical or cash Number of % of voting financial date period settlement voting rights rights instrument Sub Total 8.B2 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) % of voting rights % of voting Total of both if it through financial rights if it equals equals or is Ultimate Name of controlled instruments if it or is higher than higher than the controlling person undertaking equals or is higher the notifiable notifiable than the notifiable threshold threshold threshold Resilient Resilient REIT 3.470738% 3.470738% REIT Limited Limited Resilient Resilient 2 REIT Proprietary 3.470738% 3.470738% Limited Limited 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 21 June 2023 13. Place Of Completion Johannesburg, South Africa For further information contact: Richard Crowle Senior Assistant Company Secretary Tel: +44 (0)20 7887 1000 22 June 2023 Hammerson has its primary listing on the London Stock Exchange and secondary inward listings on the Johannesburg Stock Exchange and Euronext Dublin. Sponsor: Investec Bank Limited