Holding(s) in Company

Smurfit Kappa Group PLC
28 September 2007



TR-1: Notifications of Major Interests in Shares


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

Smurfit Kappa Group plc.


2. Reason for the notification

(please place an X inside the appropriate bracket/s):


An acquisition or disposal of voting rights: ( X )


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


An event changing the breakdown of voting rights: ( )


Other (please specify) : ( )


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

FMR Corp and Fidelity International Limited and their direct subsidiaries



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


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

25 September 2007


6. Date on which issuer notified:

27 September 2007


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

4%

8. Notified Details:


A: Voting rights attached to shares

Class/type of shares if possible use      Situation previous to the triggering
ISIN CODE                                             transaction
                                        Number of shares Number of voting rights

IE00B1RR8406                                 8,599,955               8,599,955



                         Resulting situation after the triggering transaction
Class/type of shares   Number of       Number of voting       % of voting rights
                       shares          rights
if possible use ISIN
CODE
                                       Direct   Indirect      Direct  Indirect

IE00B1RR8406               9,237,143   Nil        9,237,143   Nil         4.24%


B: Financial Instruments

Resulting situation after the triggering transaction

Type of      Expiration Exercise/     No. of voting rights that may be  % of
financial    date       conversion    acquired (if the instrument       voting
instrument              period/date   exercised/ converted)             rights



Nil


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

      9,237,143                                4.24%


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

State Street Bank and Trust Company: 1,563,100

JP Morgan, Bournemouth: 2,285,400

Master Trust Bank of Japan: 53,400

Brown Brothers Harriman Ltd Lux: 27,785

Brown Brothers Harriman and Company: 16,400

JP Morgan Chase Bank: 5,291,058


Proxy Voting:


10. Name of 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:

Michael O'Riordan / Jim Fitzharris


15. Contact telephone number:

[phone]


For notes on how to complete form TR-1 please see the FSA website.







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