Holding(s) in Company

Cairn Energy PLC
16 May 2007



TR-1: NOTIFICATION OF MAJOR INTERESTS IN SHARES 

1. Identity of the issuer or the underlying      Cairn Energy plc
issuer of 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):__________________________________________        
--------------------------------------------                             -------
3. Full name of person(s) subject to the         Halbis Capital Management (Hong
notification obligation:                         Kong) Limited
-------------------------------                  --------------------
4. Full name of shareholder(s) (if different     N/A
from 3.):                                        --------------------
-------------------------------
5. Date of the transaction (and date on which    23 April 2007
the threshold is crossed or reached if           --------------------
different):
-------------------------------
6. Date on which issuer notified:                15 May 2007
-------------------------------                  --------------------
7. Threshold(s) that is/are
crossed or reached:                              4.00%
-------------------------------                  --------------------
8. Notified details:                             Notification of interest in
-------------------------------                  shares
                                                 --------------------




A: Voting rights attached to shares
Class/type   Situation previous to    Resulting situation after the triggering
of shares    the Triggering           transaction
             transaction
if possible
using the    Number of Number of      Number Number of voting    % of voting
ISIN CODE    Shares    Voting Rights  of     rights              rights
                                      shares
                                      Direct Direct Indirect     Direct Indirect

GB0032399312       -      5,078,497      -      -    5,223,443      -     4.00%

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

5,223,443                                    4.00%




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 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:

13. Additional information:

14. Contact name:                Derek Fung (Associate Director, Compliance)

15. Contact telephone number:    852 2284 1279




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