Holding(s) in Company

Holding(s) in Company

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

2: Reason for notification (yes/no)

An acquisition or disposal of voting rights

yes

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

no

An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments

no

An event changing the breakdown of voting rights

yes

Other (please specify):

no

3. Full name of person(s) subject to the notification

obligation:

Standard Life Investments Ltd

4. Full name of shareholder(s) (if different from 3.):

Vidacos Nominees

5. Date of the transaction (and date on which the threshold

is crossed or reached):

12 April 2013

6. Date on which issuer notified:

15 April 2013

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

5%

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

30,188,416

30,188,416

Resulting situation after the triggering transaction

Number of voting rights

% of voting rights

Number of shares

Direct

Indirect

Direct

Indirect

29,987,315 20,123,304 9,864,011 3.336% 1.635%

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

29,987,315

4.971%

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

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:

investments_mo@standardlife.com
Standard Life Investments Ltd

15. Contact telephone number:

(0131) 245 6565

Annex: Notification of major interests in shares

A: Identity of the persons or legal entity subject to the notification obligation

Full name

(including legal form of legal entities)

INFORMA PLC

Contact address

(registered office for legal entities)

Lime Grove House, Green Street, St Helier, Jersey, JE1 2ST

Phone number & email

020 7017 4314

julie.woollard@informa.com

Other useful information

(at least legal representative for legal persons)

Julie Woollard

Deputy Company Secretary

B: Identity of the notifier, if applicable

Full name

Contact address

Phone number & email

Other useful information

(e.g. functional relationship with the person or legal entity subject to the notification obligation)

C: Additional information



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