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 11 October 2023 The Company was notified on 10 October 2023 that: (i) Habib Annous, Non-Executive Director of the Company, had acquired 10,918 Ordinary Shares of 5 pence each (“Shares”) at a price of £0.2388 per Share; (ii) Adam Metz, Non-Executive Director, had acquired 25,347 Shares at a price of £0.2561; and (iii) Shan Annous, a Person Closely Associated with Habib Annous, Non-Executive Director of the Company, had acquired 4,950 Shares at a price of £0.2388 per Share, each pursuant to a Dividend Reinvestment Plan. This announcement is made in accordance with the requirements of the UK Market Abuse Regulation. The notification of dealing forms can be found below. Notification of dealing form 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Habib Annous 2 Reason for the notification a) Position/status 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. Identification code ISIN: GB00BK7YQK64 b) Nature of the transaction Purchase of ordinary shares of 5 pence through a Dividend Reinvestment Plan c) Price(s) and volume(s) Price(s) Volume(s) £0.2388 10,918 d) Aggregated information - Aggregated volume Aggregate Aggregate Aggregate - Price Price Volume Total £0.2388 10,918 £2,607.22 e) Date of the transaction 9 October 2023 f) Place of the transaction London Stock Exchange (XLON) Notification of dealing form 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Adam Metz 2 Reason for the notification a) Position/status 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. Identification code ISIN: GB00BK7YQK64 b) Nature of the transaction Purchase of ordinary shares of 5 pence through a Dividend Reinvestment Plan c) Price(s) and volume(s) Price(s) Volume(s) £0.2561 25,347 d) Aggregated information - Aggregated volume Aggregate Aggregate Aggregate - Price Price Volume Total £0.2561 25,347 £6,491.37 e) Date of the transaction 9 October 2023 f) Place of the transaction London Stock Exchange (XLON) Notification of dealing form 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Shan Annous 2 Reason for the notification a) Position/status Person Closely Associated with Habib Annous, 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. Identification code ISIN: GB00BK7YQK64 b) Nature of the transaction Purchase of ordinary shares of 5 pence through a Dividend Reinvestment Plan c) Price(s) and volume(s) Price(s) Volume(s) £0.2388 4,950 d) Aggregated information - Aggregated volume Aggregate Aggregate Aggregate Total - Price Price Volume £0.2388 4,950 £1,182.06 e) Date of the transaction 9 October 2023 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