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 Persons Discharging Managerial Responsibilities (“PDMRs”) 16 April 2024 Awards of nil-cost options over 5p ordinary shares in the Company (“Shares”), that were made on 22 March 2022 under the Hammerson plc Deferred Bonus Share Scheme, vested on 22 March 2024 and were subsequently exercised by the following PDMR on 12 April 2024. A portion of these shares were then sold automatically to cover their tax and national insurance liability in respect of the share awards. 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 Grégoire Peureux 2 Reason for the notification a) Position/status Chief Operating Officer (PDMR) 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 Exercise of options over ordinary shares of 5 pence each under the Hammerson plc Deferred Bonus Share Scheme c) Price(s) and volume(s) Price(s) Volume(s) £0.00 298,330 d) Aggregated information - Aggregated volume Aggregate Aggregate Aggregate - Price Price Volume Total £0.00 298,330 £0.00 e) Date of the transaction 12 April 2024 f) Place of the transaction Outside a trading venue 5 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 Sale of ordinary shares of 5 pence each to cover tax and national insurance arising on the exercise of an award under the Hammerson plc Deferred Bonus Share Scheme c) Price(s) and volume(s) Price(s) Volume(s) £0. 257698 140,708 d) Aggregated information - Aggregated volume Aggregate Aggregate Aggregate - Price Price Volume Total £0. 257698 140,708 £36,260.17 e) Date of the transaction 15 April 2024 f) Place of the transaction London Stock Exchange (XLON) Richard Crowle 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