TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are Lancashire Holdings Ltd attached:ii2. Reason for the notification (please tick the appropriate box or boxes):An acquisition or disposal of voting rights YesAn acquisition or disposal of qualifying financial instruments which may result Noin the acquisition of shares already issued to which voting rights are attachedAn acquisition or disposal of instruments with similar economic effect to Noqualifying financial instrumentsAn event changing the breakdown of voting rights NoOther (please specify): No3. Full name of person(s) subject to the Invesco Limitednotification obligation:iii4. Full name of shareholder(s) (if different from 3.):iv5. Date of the transaction and date onwhich the threshold is crossed or 13 May 2015reached: v6. Date on which issuer notified: 14 May7. Threshold(s) that is/are crossed or 15%reached: vi, vii8. Notified details:A: Voting rights attached to shares viii, ixClass/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 28,039,120 28,039,120 30,670,199 15.5%BMG5361W1047B: Qualifying Financial InstrumentsResulting situation after the triggering transactionType 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, xviResulting situation after the triggering transactionType of Exercise price Expiration Exercise/ Number of voting rights % of voting rightsfinancial date xvii Conversion instrument refers to xix, xxinstrument period xviii Nominal DeltaTotal (A+B+C)Number of voting rights Percentage of voting rights30,670,199 15.5%9. Chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held, if applicable: xxiInvesco Advisers Inc. 2,538,117Invesco Asset Management Limited - 28,113,847Invesco PowerShares Capital Management LLC - 17,539Invesco Global Asset Management Ltd - 696Proxy Voting:10. Name of the proxy holder: Invesco (UK) Ltd11. 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:14. Contact name: Sam Edwards15. Contact telephone number: 01491 416 381