Holding(s) in Company

RNS Number:2147Y
Alpha Airports Group PLC
12 June 2007



TR-1: NOTIFICATION OF MAJOR INTERESTS IN SHARES


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

.................ALPHA AIRPORTS 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 the notification obligation:

.................CREDIT SUISSE SECURITIES (EUROPE) LIMITED


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

.................


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

.................7 JUNE 2007


6. Date on which issuer notified:

.................11 JUNE 2007


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

.................10,225,182 SHARES: 5.81%


8. Notified details:

.................


A: Voting rights attached to shares

Class/type of shares if possible using     Situation previous to the Triggering
the ISIN CODE                                          transaction
ORDINARY SHARES OF 10p                    Number of       Number of voting
                                          shares          Rights
GB0000281328                                          0                      0


Resulting situation after the triggering transaction

Class/type of shares if     Number of    Number of voting       % of voting
possible using the ISIN     shares       rights                 rights
CODE

                            Direct       Direct        Indirect Direct  Indirect

ORDINARY
SHARES OF 10P                             10,225,182   None      5.81%  None
                            10,225,182
GB0000281328


B: Financial Instruments

Resulting situation after the triggering transaction

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





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

10,225,182 SHARES                                                         5.81%


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

Credit Suisse Securities (Europe) Limited is a part of the Investment Banking
division of Credit Suisse ("CSIBD"), which is part of the Credit Suisse Group
("CSG"). CSIBD is a segregated business unit within CSG with an independent
management structure and exercises its voting rights independently from other
divisions of CSG.



10. Name of the proxy holder:

.................


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

.................


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

.................



14. Contact name:

................GLENIS RYLANCE, ASSISTANT COMPANY SECRETARY


15. Contact telephone number:

.................020 8580 3214



                      This information is provided by RNS
            The company news service from the London Stock Exchange

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