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 issuer UBM Plcof existing shares to which voting rights are attached:ii JE00B2R84W06 2. Reason for the notification (please tick the appropriate box or boxes): An acquisition or disposal of voting rights

Yes

An acquisition or disposal of qualifying financial instruments which may result n/ain the acquisition of shares already issued to which voting rights are attached

An acquisition or disposal of instruments with similar economic effect to

n/a

qualifying financial instruments An event changing the breakdown of voting rights n/a Other (please specify): n/a 3. Full name of person(s) subject to the UBS Investment Banknotification obligation:iii 4. Full name of shareholder(s) UBS AG London Branch (if different from 3.):iv 5. Date of the transaction and date onwhich the threshold is crossed or 29 April 2013reached: v 6. Date on which issuer notified: 01 May

2013

7. Threshold(s) that is/are crossed or 6% reached: vi, vii 8. Notified details: A: Voting rights attached to shares viii, ix

Class/type Situation previous Resulting situation after the triggering transaction

of to the triggeringshares transaction if possible Number Number Number Number of voting % of voting rights xusing of of of shares rightsthe ISIN Shares VotingCODE Rights Direct xi Indirect xii Direct Indirect JE00B2R84W06 14,816,651 14,816,651 14,646,231 14,646,231 - 5.97% - 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. - - - - - 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 % of voting rights xix,financial price date xvii Conversion period rights instrument xxinstrument xviii refers to Nominal Delta- - - - - - - Total (A+B+C) Number of voting rights Percentage of voting rights 14,646,231 5.97%

9. Chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held, if applicable: xxi

Proxy Voting: 10. Name of the proxy holder: 11. Number of voting rights proxy holder will cease to hold: 12. Date on which proxy holder will cease to hold voting rights: 13. Additional information: 14. Contact name: Konstantina Georgaki / Zuzana Görögová 15. Contact telephone number: +41 44 239 4071