Holding(s) in Company

For filings with the FCA include the annexFor filings with issuer exclude the annex 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 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 X Other (please specify): 3. Full name of person(s) subject to the Allianz Global Investors GmbHnotification obligation:iii 4. Full name of shareholder(s) (if different from 3.):iv 5. Date of the transaction and date onwhich the threshold is crossed or 12 December 2014reached: v 6. Date on which issuer notified: 15 December 2014 7. Threshold(s) that is/are crossed or 5%reached: vi, vii 8. Notified details: A: Voting rights attached to shares viii, ix Class/type Situation previous Resulting situation after the triggering transactionof to the triggeringshares transaction Number Number Number Number of voting % of voting rights xif possible of of of shares rightsusing Shares Votingthe ISIN Rights Direct Direct xi Indirect Direct IndirectCODE xii 13,053,006 13,053,006 13,141,142 13,141,142JE00B2R84W06 N/A 2.97% N/A B: Qualifying Financial Instruments Resulting situation after the triggering transaction Type of Expiration Exercise/ Number of voting % of votingfinancial date xiii Conversion Period xiv rights that may be rightsinstrument acquired if the instrument is exercised/ converted. N/A N/A N/A N/A N/A C: Financial Instruments with similar economic effect to Qualifying FinancialInstruments xv, xvi Resulting situation after the triggering transaction Type of Exercise price Expiration date Exercise/ Number of voting rights % of voting rightsfinancial xvii Conversion instrument refers to xix, xxinstrument period xviii Nominal Delta Total (A+B+C) Number of voting rights Percentage of voting rights 13,141,142 2.97% 9. Chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held, if applicable: xxi N/A 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. Additional information: N/A 14. Contact name: Albane CHARRIER 15. Contact telephone number: +44 (0) 20 7065 1503