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”) Notification of Transactions of Directors and PDMRs 20 June 2022 The Company was notified on 19 June 2022 that Alan Olivier, alternate director to Desmond de Beer (Non-Executive Director), acquired a total of 100,000 ordinary 5 pence shares in the Company on 17 June 2022. This announcement is made in accordance with the requirements of the UK Market Abuse Regulation. The notification of dealing form can be found below. Notification of dealing form 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Alan Olivier 2 Reason for the notification a) Position/status Alternate Director to Desmond de Beer, Non- Executive Director b) Initial notification Initial notification /Amendment 3 Details of the issuer a) Name Hammerson plc b) LEI 213800G1C9KKVVDN1A60 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 Ordinary shares of 5 pence each instrument, type of instrument. ISIN: GB00BK7YQK64 Identification code b) Nature of the transaction Purchase of ordinary shares of 5 pence c) Price(s) and volume(s) Price(s) Volume(s) £0.214064 100,000 d) Aggregated information - Aggregated volume Aggregate Aggregate Aggregate Total - Price Price Volume £0.214064 100,000 £21,406.40 e) Date of the transaction 17 June 2022 f) Place of the transaction London Stock Exchange (XLON) Emma Jackman Senior Assistant Company Secretary +44 (0) 20 7887 1000 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