Holding(s) in Company

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi 1. Identity of the issuer or the underlying issuerof existing shares to which voting rights are UBM Plcattached: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 resultin the acquisition of shares already issued to which voting rights are attached An acquisition or disposal of instruments with similar economic effect toqualifying financial instruments An event changing the breakdown of voting rights Other (please specify): 3. Full name of person(s) subject to the Prudential plc group of companiesnotification obligation:iii 4. Full name of shareholder(s) See attached schedule (if different from 3.):iv 5. Date of the transaction and date onwhich the threshold is crossed or 18 March 2015reached: v 6. Date on which issuer notified: 19 March 2015 7. Threshold(s) that is/are crossed or See item 13reached: vi, vii 8. Notified details: A: Voting rights attached to shares viii, ix Class/type of Situation previous Resulting situation after the triggeringshares to the triggering transaction transaction if possible Number Number Number Number of voting % of voting rightsusing of of of shares rights xthe ISIN CODE Shares Voting Rights Direct Direct xi Indirect Direct Indirect xii JE00B2R84W06 22,866,259 22,866,259 22,226,259 22,226,259 0 5.02% 0 B: Qualifying Financial Instruments Resulting situation after the triggering transaction Type of financial Expiration Exercise/ Number of voting % of votinginstrument 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 FinancialInstruments xv, xvi Resulting situation after the triggering transaction Type of Exercise Expiration Exercise/ Number of voting rights % of votingfinancial price date xvii Conversion instrument refers to rights xix, xxinstrument period xviii Nominal Delta Total (A+B+C) Number of voting rights Percentage of voting rights 22,226,259 5.02% 9. Chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held, if applicable: xxi Prudential plc (parent Company) Proxy Voting: 10. Name of the proxy holder: N/A 11. Number of voting rights proxy holder will cease N/Ato hold: 12. Date on which proxy holder will cease to hold N/Avoting rights: 13. Additionalinformation: M&G Investment Management Limited (wholly owned subsidiary of M&G Limited) has moved below 5% notifiable interest triggering this notification. M&G Limited (wholly owned subsidiary of M&G Group Limited) has moved below 5% notifiable interest triggering this notification. M&G Group Limited (wholly owned subsidiary of Prudential plc) has moved below 5% notifiable interest triggering this notification. 14. Contact Ellie Klonarides, Deputy Company Secretaryname: 15. Contacttelephone 020 7921 5000number: