Holding(s) in Company

TR-1: Notifications of Major Interests in Shares

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

Hampson Industries PLC

2. Reason for notification (yes/no)

An acquisition or disposal of voting rights

An acquisition or disposal of 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

x

An event changing the breakdown of voting rights

Other (please specify):______________

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

SFM UK Management LLP

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

Quantum Partners LP

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

5 July 2011

6. Date on which issuer notified:

6 July 2011

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

4%

8: Notified Details

A: Voting rights attached to shares

Class/type of shares

If possible use ISIN code

Situation previous to the triggering transaction

Resulting situation after the triggering transaction

Number of shares

Number of voting rights

Number of shares

Direct

Number of voting rights

Percentage of voting rights

Direct

Indirect

Direct

Indirect

N/A

N/A

N/A

N/A

N/A

N/A

N/A

N/A

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument

Expiration date

Exercise/ conversion period/date

No. of voting rights that may be acquired (if the instrument exercised/converted)

Percentage 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

Total (A+B+C)

Number of voting rights

Percentage of voting rights

11,879,669

4.25%

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

This statement relates to a Contract for Difference ("CFD") held on account of Quantum Partners LP, a Cayman Islands exempted limited partnership ("Quantum Partners"). SFM UK Management LLP, a sub-adviser to Soros Fund Management LLC, serves as investment manager to Quantum Partners and has been granted investment discretion over portfolio investments, including the CFD, held for the account of Quantum Partners.

Proxy Voting:

10. Name of 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:

M. G. Dolan

15. Contact telephone number:

01384 485345