Heritage Oil Plc
LSE : HOIL
TSX : HOC

Heritage Oil Plc

July 20, 2009 13:15 ET

Heritage Oil Plc: Holding(s) in Company

CALGARY, ALBERTA--(Marketwire - July 20, 2009) - Heritage Oil Plc (TSX:HOC)(LSE:HOIL) -

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:

Heritage Oil Plc

2. Reason for the notification:

An acquisition or disposal of voting rights

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

Capital Research and Management Company

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) (v):

15 July 2009

6. Date on which issuer notified:

16 July 2009

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

11%



8. Notified details:

----------------------------------------------------------------------------
A: Voting rights attached to shares
----------------------------------------------------------------------------
Class/type of Situation previous to the
shares Triggering transaction
if possible using -------------------------------------
the ISIN CODE Number of Number of
Shares Voting
Rights
----------------------------------------------------------------------------
JE00B2Q4TN56 31,206,920 31,206,920
----------------------------------------------------------------------------

----------------------------------------------------------------------------
A: Voting rights attached to shares
----------------------------------------------------------------------------
Class/type of Resulting situation after the triggering transaction
shares -----------------------------------------------------
if possible using
the ISIN CODE Number Number of voting % of voting
of shares rights rights
-----------------------------------------------------
Indirect Direct Indirect Direct Indirect
----------------------------------------------------------------------------
JE00B2Q4TN56 31,706,920 31,706,920 11.0599%
----------------------------------------------------------------------------


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


-------------------------------------------------------
Total (A+B)
-------------------------------------------------------
Number of voting rights % of voting rights
-------------------------------------------------------
31,706,920 11.0599%
-------------------------------------------------------


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

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:

15. Contact telephone number:

Contact Information

  • Heritage Oil Plc
    Paul Atherton
    +44 1534 835 400