EXI.L Regulatory News (EXI)

For filings with the FSA include the annex

For filings with issuer exclude the annex

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES i

1. Identity of the issuer or the underlying issuerof existing shares to which voting rights areattached: ii

Exillon Energy PLC (TIDM: EXI)

2 Reason for the notification (please tick the appropriate box or boxes):

An acquisition or disposal of voting rights

An acquisition or disposal of qualifying financial instruments which may result in the acquisition of shares already issued to which voting rights are attached

ü

An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments

An event changing the breakdown of voting rights

Other (please specify):

3. Full name of person(s) subject to thenotification obligation: iii

Worldview EHS International Master Fund

PO BOX 309

Ugland House

Grand Cayman KY1 - 1104

Cayman Islands

('Fund').

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

UBS Securities LLC (''UBS'') is the prime broker in relation to 3,824,368 shares in the issuer; and

Credit Suisse Securities (Europe) Limited (''Credit Suisse'') is the prime broker in relation to 4,261,942 shares in the issuer.

5. Date of the transaction and date onwhich the threshold is crossed orreached: v

2 July 2012

6. Date on which issuer notified:

3 July 2012

7. Threshold(s) that is/are crossed orreached: vi, vii

Threshold of 5% of the entire issued share capital of the Issuer exceeded.

8. Notified details:

A: Voting rights attached to shares viii, ix

Class/type ofshares

if possible usingthe ISIN CODE

Situation previousto the triggeringtransaction

Resulting situation after the triggering transaction

NumberofShares

NumberofVotingRights

Numberof shares

Number of votingrights

% of voting rights x

Direct

Direct xi

Indirect xii

Direct

Indirect

ordinary shares in the capital of the issuer with a nominal value of US $0.0000125

ISIN CODE:

IM00B58FMW76

7,764,928

-

-

-

8,086,310

-

5 (five)%

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financialinstrument

Expirationdate xiii

Exercise/Conversion Period xiv

Number of votingrights that may beacquired if theinstrument isexercised/ converted.

% of votingrights

Swap contracts with UBS and Credit Suisse.

In relation to UBS 15 December 2016

In relation to Credit Suisse 7 May 2013

Monthly

All

-

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments xv, xvi

Resulting situation after the triggering transaction

Type of financialinstrument

Exercise price

Expiration date xvii

Exercise/Conversion period xviii

Number of voting rights instrument refers to

% of voting rights xix, xx

n/a

n/a

n/a

n/a

n/a

Nominal

n/a

Delta

n/a

Total (A+B+C)

Number of voting rights

Percentage of voting rights

8,086,310 (indirect)

5 (five)% (indirect)

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

n/a

Proxy Voting:

10. Name of the proxy holder:

n/a

11. Number of voting rights proxy holder will ceaseto hold:

n/a

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

n/a

13. Additional information:

Worldview Capital Management SA is the investment manager (''Investment Manager'') for Worldview EHS International Master Fund (''Fund''). Worldview Capital Management LLP (''LLP'') is a sub - advisor to the Investment Manager.

The interest in the shares in the issuer is acquired through swap contracts between the Fund, UBS and Credit Suisse (as prime brokers). Interests in the shares are acquired monthly with the Fund settling all unrealized gains.

14. Contact name:

Umesh Mittal

15. Contact telephone number:

020 3551 7661