TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached:

Informa Plc

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

notification obligation:

Lazard Asset Management LLC

4. Full name of shareholder(s)

(if different from 3.):

Bank of New York, Inc - Global Custody

BMO Harris Bank

Chase Investor Services

CIBC-Mellon Canadian Office

Comerica Bank

J.P.Morgan Chase - Dir Pen Acct

JP Morgan Chase Trust

Mellon Trust

Morgan Guaranty - Personal Custody

Morgan Stanley (Wrap Only)

Northern Trust Co

PNC Bank, N.A.- Phil./Trust Securities

State Street Bank & Trust Company

State Street Bank - Custodian

State Street Master - Custodian - ETC

State Street Master - Master Tr - ETC

State Street Master - Custody Master Trust

5. Date of the transaction and date on

which the threshold is crossed or

reached:

11 April 2014

6. Date on which issuer notified:

15 April 2014

7. Threshold(s) that is/are crossed or

reached:

Increase from 5% to 6%

8. Notified details:

A: Voting rights attached to shares

Class/type of shares

if possible using the ISIN CODE

JE00B3WJHK45

Situation previous to the triggering transaction

Number of Shares

Number of Voting Rights

35,463,248

Resulting situation after the triggering transaction

Number of voting rights

% of voting rights

Number of shares

Direct

Indirect

Direct

Indirect

36,442,320

6.034%

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument

Expiration Date

Exercise/ Conversion Period

Number of voting rights that may be acquired if the instrument is exercised/ converted.

% of voting rights


C: Financial Instruments with similar economic effect to Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument

Exercise price

Expiration date

Exercise/Conversion period

Number of voting rights instrument refers to

% of voting rights

Nominal

Delta

Total (A+B+C)

Number of voting rights

Percentage of voting rights

36,442,320

6.034%

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

Lazard Asset Management LLC controls all the voting rights held of this issuer.

Proxy Voting:

10. Name of the proxy holder:

N/A

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:

15. Contact telephone number:




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