Holding(s) in Company

Pantheon Resources PLC
29 January 2007

Pantheon Resources Plc



29 January 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:



Pantheon Resources Plc



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



An acquisition or disposal of voting rights: Yes



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): No



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



Barclays PLC



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



 Barclays Stockbrokers Ltd



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



25 January 2007



6. Date on which issuer notified:



26 January 2007



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



8% to 7%



8. Notified details:



A: Voting rights attached to shares



Class/type of shares    Situation previous to the              Resulting situation after the
                        triggering transaction                 triggering transaction
If possible using the                                          Number of shares Number of voting
ISIN code                                                                       rights              % voting rights
                        Number of shares    Number of voting   Direct           Direct    Indirect   Direct Indirect
                        rights

GB00B125SX82            1,249,992           1,249,992           1,238,992       -        1,238,992    7.97%      -





B: Financial Instruments



Resulting situation after the triggering transaction



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

-                           -               -                      -                    -



Total (A+B)

Number of voting rights             % of voting rights

1,238,992                           7.97



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

held, if applicable:



Barclays Stockbrokers Ltd



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:



Justin Hondris



15. Contact telephone number:

020 7379 0118


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