8 August 2008

RNS Number: 0161B
IG Group Holdings plc
08 August 2008

TR-1: Notifications of Major Interests in Shares

IG Group Holdings PLC

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

2. Reason for notification (yes/no)  Yes

An acquisition or disposal of voting rights  Yes

An acquisition or disposal of financial instruments which may result in the acquisition of shares already issued to which voting rights are attached  No

An event changing the breakdown of voting rights  N/A

Other (please specify):______________                                              

3. Full name of person(s) subject to  Janus Capital Management LLC notification obligation:                                       ("Janus") 

4. Full name of shareholder(s) (if  different from 3): 05 August 2008

5. Date of transaction (and date on which the threshold is crossed or reached if different):  07 August 2008

6. Date on which issuer notified:  10.0%

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

8: Notified Details

A: Voting rights attached to shares 

Class/type of shares  ISIN: GB00B06QFB75

Ordinary Shares


Situation previous to the triggering transaction   

Number of shares  32,750,008

Number of voting rights  32,750,008


Resulting situation after the triggering transaction

Number of shares  31,566,527

Number of voting rights  31,566,527

Percentage of voting rights                                                                      

Direct  9.64%

Indirect       

Direct      

Indirect

B: Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument 

Expiration date 

Exercise/ conversion period/date

No. of voting rights that may be acquired (if the instrument exercised/converted)

Percentage of voting rights


Total (A+B) 

Number of voting rights  31,566,527

Percentage of voting rights  9.64%


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 proxy holder:  Janus Capital Management LLC

11. Number of voting rights proxy holder will cease to hold:  N/A

12. Date on which proxy holder will cease to hold voting rights:  N/A

13. Additional information: 

14 Contact name:            

Guy Abbi, Company Secretary
IG Group holdings plc

15. Contact telephone name:  020 7896 0011