Holding(s) in Company

IP Group PLC
20 March 2007



TR-1(i): NOTIFICATION OF MAJOR INTERESTS IN SHARES


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

IP Group Plc


2. Reason for the notification (please state Yes/No):


An acquisition or disposal of voting rights: (No)


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: (No)


Other (please specify) : Notification under revised Disclosure and Transparency
Rules


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

The Tudor Group (Tudor Capital (U.K.) L.P.)


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

LBPB Nominees Limited


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

-


6. Date on which issuer notified:

19 March 2007


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

7%


8. Notified details:

-



A: Voting rights attached to shares

Class/type of shares if possible        Situation previous to the
using the ISIN CODE                    Triggering transaction (vi)
                                   Number of    Number of voting
                                   shares       Rights (viii)

Ordinary shares

GB00B128J450



Resulting situation after the triggering transaction (vii)

Class/type of shares Number of shares  Number of voting rights    % of voting rights
if possible using                      (ix)
the ISIN CODE
                     Direct            Direct (x) Indirect (xi)   Direct    Indirect

                     19,308,295                                   7.83%



B: Financial Instruments

Resulting situation after the triggering transaction (xii)

Type of     Expiration Date  Exercise/Conversion Number of voting     % of voting
financial   (xiii)           Period/ Date (xiv)  rights that may be   rights
instrument                                       acquired if the
                                                 instrument is
                                                 exercised/
                                                 converted.



Total (A+B)
Number of voting       % of voting
rights                 rights

19,308,295             7.83%


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

The Tudor BVI Global Portfolio Ltd is an investment fund advised by members of
the Tudor Group of companies. Tudor Proprietary Trading LLC is the proprietary
trading vehicle of the Tudor Group of companies. The Tudor Group is making the
disclosure on behalf of the investment managers.


Proxy Voting:


10. Name of the proxy holder:

N/A


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:

N/A


14. Contact name:

Tudor Capital (U.K.) L.P.


15. Contact telephone number:

020 8786 3900




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