Holding in Company

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached:

BlueCrest AllBlue Fund Limited

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

An acquisition or disposal of voting rights

Yes

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

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):

Conversion of C Shares into Ordinary Shares

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

Legal & General Group PLC (L&G)

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

N/A

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

21 June 2010

6. Date on which issuer notified:

22 June 2010

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

Below 3%

8. Notified details:

A: Voting rights attached to shares

Class/type of shares

if possible using the ISIN CODE

Situation 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

Direct

Indirect

Direct

Indirect

 GB00B13YVW48

9,018,026

9,018,026

Below 3%

Below 3%

N/A

Below 3%

N/A

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument

Expiration date

Exercise/ Conversion Period

Number of voting rights that may be acquired if the instrument is exercised/ converted.

% of voting rights

 N/A

 N/A

 N/A

 N/A

 N/A

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument

Exercise price

Expiration date

Exercise/ Conversion period

Number of voting rights instrument refers to

% of voting rights

 N/A

 N/A

 N/A

 N/A

 N/A

Nominal

Delta

 N/A

 N/A

Total (A+B+C)

Number of voting rights

Percentage of voting rights

Below 3%

Below 3%

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

Legal & General Group PLC (Direct and Indirect) Group

Legal & General Investment Management (Holdings) Limited (LGIMH) Direct and Indirect

Legal & General Investment Management Limited (Indirect) (LGIM)

Legal & General Group PLC (Direct) (L&G) (Below 3% = LGAS, LGPL & PMC)

Legal & General Investment Management (Holdings) Limited

(Direct) (LGIMHD)

Legal & General Assurance (Pension Management) Limited (PMC)

Legal & General Insurance Holdings Limited (Direct) (LGIH)

Legal & General Assurance Society Limited (LGAS & LGIPL)

Legal & General Pensions Limited (Direct) (LGPL)

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:

Total shares in issue figure used 298,484,499

14. Contact name:

Anson Fund Managers Limited

15. Contact telephone number:

01481 722 260