Holding(s) in Company

17 Dec 2008 09:43



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:

Nighthawk Energy plc

2. Reason for the notification: 

An acquisition or disposal of voting rights

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):

12 December 2008 

6. Date on which issuer notified:

16 December 2008 

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

6%

8. Notified details:

A: Voting rights attached to shares

Class/type of shares if possible using ISIN code	Situation of previous to the Triggering transaction		Resulting Situation after the triggering transaction
	Number of shares	Number of voting rights	Number of shares	Number of voting rights		% of voting rights
				Direct	Indirect	Direct	Indirect
GB00B156TD53	14,066,834	14,066,834	12,653,206	12,653,206	N/A	5.49%	N/A

B: Financial Instruments 

Resulting Situation after the triggering transaction
Type of Financial Instrument	Expiration Date	Exercise / Conversion Period /Date	Number of Voting rights that may be acquired if the instrument is exercised / converted	% of voting rights

Total (A + B)

Number of Voting Rights	% of voting rights
12,653,206	5.49%

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 and Credit Suisse International are division of Credit Suisse ("CSIBD"), which is part of the Credit Suissse 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.

Proxy Voting:

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:

Simon Crawley / Carolyn Collins

15. Contact telephone number:

+44 207 888 5416 / 0241

Nighthawk Energy plc	01271 882160
David Bramhill

Hanson Westhouse Limited	0113 246 2610
Tim Feather / Matthew Johnson

ENDHOLUBSKRWURUARA