Notification of Transactions of Directors and PDMRs 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 17 May 2023 The Company has been notified by Global Shares Trustees (UK) Limited, the trustee of the Hammerson Share Incentive Plan (the “SIP”), (the "SIP Trustee") that on 15 May 2023, it made an award of Partnership Shares (as defined in the SIP) of 6,726 ordinary 5 pence shares in the Company ("Ordinary Shares") on behalf of Himanshu Raja, a director of the Company and a Person Discharging Managerial Responsibilities ("PDMR"). The Ordinary Shares were purchased using gross salary at a price of £0.2676 per Ordinary Share. Under the SIP, the SIP Trustee will award each participating employee one Matching Share (as defined in the SIP) for each Partnership Share purchased by the employee under the SIP. On 15 May 2023, the SIP Trustee therefore awarded Himanshu Raja 6,726 Ordinary Shares at nil-cost to satisfy the Matching Shares awarded under the SIP to him on that date. 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 Himanshu Raja 2 Reason for the notification a) Position/status Chief Financial Officer 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 each as Partnership Shares under the Hammerson plc Share Incentive Plan, held through the SIP Trustee c) Price(s) and volume(s) Price(s) Volume(s) £0.2676 6,726 d) Aggregated information - Aggregated volume Aggregate Price Aggregate Aggregate - Price Volume Total £0.2676 6,726 £1,799.87 e) Date of the transaction 15 May 2023 f) Place of the transaction Outside a trading venue 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 Award of ordinary shares of 5 pence each as Matching Shares under the Hammerson plc Share Incentive Plan, held through the SIP Trustee c) Price(s) and volume(s) Price(s) Volume(s) Nil 6,726 d) Aggregated information - Aggregated volume Aggregate Price Aggregate Aggregate - Price Volume Total Nil 6,726 Nil e) Date of the transaction 15 May 2023 f) Place of the transaction Outside a trading venue 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 Date: 17-05-2023 10:00:00 Produced by the JSE SENS Department. The SENS service is an information dissemination service administered by the JSE Limited ('JSE'). The JSE does not, whether expressly, tacitly or implicitly, represent, warrant or in any way guarantee the truth, accuracy or completeness of the information published on SENS. The JSE, their officers, employees and agents accept no liability for (or in respect of) any direct, indirect, incidental or consequential loss or damage of any kind or nature, howsoever arising, from the use of SENS or the use of, or reliance on, information disseminated through SENS.