TR-1: Notification of major interest in shares Hammerson plc (Incorporated in England and Wales) (Company number 360632) LSE share code: HMSO JSE share code: HMN ISIN: GB0004065016 (“Hammerson” or “the Company”) TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi 1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are HAMMERSON PLC attached: ii 2 Reason for the notification (please tick the appropriate box or boxes): An acquisition or disposal of voting rights x An acquisition or disposal of qualifying financial instruments which may result in the acquisition of shares already issued to which voting rights are attached An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments An event changing the breakdown of voting rights Other (please specify): 3. Full name of person(s) subject to the PEEL HOLDINGS (IOM) LIMITED notification obligation: iii HANOVER NOMINEES LIMITED (AS NOMINEE FOR PEEL CHAPEL NO.4 LIMITED) 4. Full name of shareholder(s) RULEGALE NOMINEES LIMITED AND HSDL NOMINEES (if different from 3.):iv LIMITED (AS NOMINEES FOR SALTA COMPANY INVESTMENTS LIMITED) 5. Date of the transaction and date on which the threshold is crossed or 21st JUNE 2017 reached: v 6. Date on which issuer notified: 22nd JUNE 2017 7. Threshold(s) that is/are crossed or HOLDING HAS MOVED FROM BELOW 3% TO ABOVE 4%. reached: vi, vii 8. Notified details: A: Voting rights attached to shares viii, ix Class/type of Situation previous Resulting situation after the triggering transaction shares to the triggering transaction if possible using Number Number Number Number of voting % of voting rights x the ISIN CODE of of of shares rights Shares Voting Direct Direct Indirect xii Direct Indirect Rights xi ORDINARY SHARES 23,580,050 23,580,050 36,230,050 4.567 B: Qualifying Financial Instruments Resulting situation after the triggering transaction Type of financial Expiration Exercise/ Number of voting % of voting instrument date xiii Conversion Period xiv rights that may be rights acquired if the instrument is exercised/ converted. C: Financial Instruments with similar economic effect to Qualifying Financial Instruments xv, xvi Resulting situation after the triggering transaction Type of financial Exercise Expiration Exercise/ Number of voting rights % of voting rights xix, instrument price date xvii Conversion instrument refers to xx period xviii Nominal Delta Total (A+B+C) Number of voting rights Percentage of voting rights 36,230,050 4.567% 9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable: xxi PEEL HOLDINGS (IOM) LIMITED PEEL CHAPEL GROUP LIMITED PEEL CHAPEL NO.4 LIMITED – (28,397,050 SHARES, REPRESENTING 3.580% OF VOTING RIGHTS, HELD BY HANOVER NOMINEES LIMITED AS NOMINEE) PEEL HOLDINGS (IOM) LIMITED PEEL INVESTMENTS HOLDINGS (IOM) LIMITED GOODWEATHER HOLDINGS LIMITED SALTA COMPANY INVESTMENTS LIMITED (7,833,000 SHARES, REPRESENTING 0.987% OF VOTING RIGHTS, HELD BY RULEGALE NOMINEES LIMITED (4,398,000 SHARES) AND HSDL NOMINEES LIMITED (3,435,000 SHARES) AS NOMINEES) Proxy Voting: 10. Name of the proxy holder: N/A 11. Number of voting rights proxy holder will cease N/A to hold: 12. Date on which proxy holder will cease to hold N/A voting rights: 13. Additional information: 14. Contact name: Chris Eves 15. Contact telephone number: 01624 827 503 Note: Hammerson has its primary listing on the London Stock Exchange and a secondary inward listing on the Johannesburg Stock Exchange. Joint Sponsors: Deutsche Securities (SA) Proprietary Limited Java Capital 23 June 2017 Date: 23/06/2017 08:00:00 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.