Holding(s) in Company

ARC International plc
                  

TR-1: NOTIFICATION OF MAJOR INTERESTS IN SHARES

-0-
*T
1. Identity of the issuer or the underlying issuer of            ARC International Plc
 existing shares to which voting rights are attached:
------------------------------------------------------------------------------------------------
2. Reason for the notification (please tick the appropriate box or boxes):
------------------------------------------------------------------------------------------------
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):_____Change in Issued Share Capital
------------------------------------------------------------------------------------------------
3. Full name of person(s) subject to the notification     Fidelity International Limited (FIL)
 obligation:
------------------------------------------------------------------------------------------------
4. Full name of shareholder(s) (if different from 3.):  Nominee holder:
                                                        Brown Bros. Harriman Ltd Lux: 1,672,390
                                                        JP Morgan, Bournemouth (FIL): 2,059,650
                                                        JP Morgan, Bournemouth (FISL): 9,528,811
                                                        JP Morgan, Bournemouth (FPM): 435,100
                                                        Northern Trust London (FPM): 2,898,050
                                                        State Str SK and TR CO LNDN (FPM):
                                                         1,062,600
------------------------------------------------------------------------------------------------
5. Date of the transaction and date on which the                    16 November 2007
 threshold is crossed or reached:
------------------------------------------------------------------------------------------------
6. Date on which issuer notified:                                   20 November 2007
------------------------------------------------------------------------------------------------
7. Threshold(s) that is/are crossed or reached:                           11%
------------------------------------------------------------------------------------------------
*T

-0-
*T
8. Notified details:
-------------------------------------------------------------------------------------------
*T

-0-
*T
A: Voting rights attached to shares
------------------------------------------------------------------------------------------------
Class/type of Situation previous to   Resulting situation after the triggering transaction
 shares        the Triggering
if possible    transaction
 using the    ----------------------------------------------------------------------------------
 ISIN CODE    Number of  Number of    Number of  Number of voting rights % of voting rights
               Shares     Voting       shares
                          Rights      ----------------------------------------------------------
            1.         1.           1.Direct     Direct       Indirect   Direct    Indirect
------------------------------------------------------------------------------------------------
GB0009645481  16,337,551 16,337,551                           17,656,431           11.56%
------------------------------------------------------------------------------------------------
*T

-0-
*T
B: Financial Instruments
-------------------------------------------------------------------------------------------
Resulting situation after the triggering transaction
-------------------------------------------------------------------------------------------
Type of financial Expiration   Exercise/ Conversion  Number of voting rights% of voting
 instrument        date         Period/ Date          that may be acquired   rights
                                                      if the instrument is
                                                      exercised/ converted.
-------------------------------------------------------------------------------------------
*T

-0-
*T
Total (A+B)
-------------------------------------------------------------------------------------------
Number of voting rights                     % of voting rights
-------------------------------------------------------------------------------------------
17,656,431                                  11.56%
-------------------------------------------------------------------------------------------
*T

-0-
*T
9. Chain of controlled undertakings through which the voting rights and/or the financial
 instruments are effectively held, if applicable:
-------------------------------------------------------------------------------------------
See section 4
-------------------------------------------------------------------------------------------
*T

-0-
*T
Proxy Voting:
-------------------------------------------------------------------------------------------
10. Name of the proxy holder:                            Fidelity International Limited
                                                          (FIL)
-------------------------------------------------------------------------------------------
11. Number of voting rights proxy holder will cease to
 hold:                                                   1,318,880
-------------------------------------------------------------------------------------------
12. Date on which proxy holder will cease to hold voting 16 November 2007
 rights:
-------------------------------------------------------------------------------------------
*T

-0-
*T
13. Additional information:
------------------------------------------------------------------------------------------
14. Contact name:                     Charles Rendell
------------------------------------------------------------------------------------------
15. Contact telephone number:         01727 891430
------------------------------------------------------------------------------------------
*T