Director/PDMR Shareholding

1.

Name of issuer

EUROMONEY INSTITUTIONAL INVESTOR PLC

2.

State whether the notification relates to:

(i) a transaction notified in accordance with DTR 3.1.2R;

(ii) a disclosure make in accordance with LR 9.8.6R (1); or

(iii) a disclosure made in accordance with section 793 of the Companies Act 2006. 

TRANSACTION IN ACCORDANCE WITH DTR 3.1.2R

3.

Name of person discharging managerial responsibilities/director

MS DE ALFANO

4.

State whether notification relates to a person connected with a person discharging managerial responsibilities/director named in 3 and identify the connected person

N/A

5.

Indicate whether the notification is in respect of a holding of the person referred to in 3 or 4 above or in respect of a non-beneficial interest

HOLDING OF DIRECTOR REFERRED TO IN (3) ABOVE

6.

Description of shares (including class), debentures or derivatives or financial instruments relating to shares

ORDINARY SHARES OF 0.25 PENCE EACH

7.

Name of registered shareholder(s) and, if more than one, the number of shares held by each of them

MS DE ALFANO

8.

State the nature of the transaction

EXERCISE AND SALE OF SHARE OPTIONS

9.

Number of shares, debentures or financial instruments relating to shares acquired

10,000

10.

Percentage of issued class acquired (treasury shares of that class should not be taken into account when calculating percentage)  

0.008%

11.

Number of shares, debentures or financial instruments relating to shares disposed

10,000

12.

Percentage of issued class disposed (treasury shares of that class should not be taken into account when calculating percentage)

0.008%

13.

Price per share or value of transaction

EXERCISE PRICE: 10,000 @ £2.59

 SALE PRICE: 10,000 @ £7.15

14.

Date and place of transaction

LONDON, 10 DECEMBER 2010

15.

Total holding following notification and total percentage holding following notification (any treasury shares should not be taken into account when calculating percentage)

99,256; 0.08%

16.

Date issuer informed of transaction

10 DECEMBER 2010

23.

Any additional information

N/A

24.

Name of contact and telephone number for queries

C BENN, 020 7779 8784

Name and signature of duly authorised officer of issuer responsible for making notification

C JONES ___________________________________________________

Date of notification 10 DECEMBER 2010_____________________________