For filings with the FSA include the annex For filings with issuer exclude the annex

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi

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

Deltex Medical Group plc

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

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

An event changing the breakdown of voting rights

X

Other (please specify):

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

SFM UK Management LLP

4. Full name of shareholder(s)

(if different from 3.):iv

Quantum Partners LP

5. Date of the transaction and date on

which the threshold is crossed or reached: v

January 23, 2013

6. Date on which issuer notified:

January 24, 2013

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

Below 3%

8. Notified details:

A: Voting rights attached to shares viii, ix

Class/type of

shares

if possible using the ISIN CODE

Situation previous

to the triggering transaction

Resulting situation after the triggering transaction

Class/type of

shares

if possible using the ISIN CODE

Number

of

Shares

Number

of Voting Rights

Number

of shares

Number of voting

rights

% of voting rights x

Class/type of

shares

if possible using the ISIN CODE

Number

of

Shares

Number

of Voting Rights

Direct

xi

Direct

Indirect

xii

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 xiii

Exercise/

Conversion Period xiv

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

xv, xvi

Resulting situation after the triggering transaction

Type of financial

instrument

Exercise

price

Expiratio n date xvii

Exercise/

Conversion period xviii

Number of voting

rights instrument refers to

% of voting rights xix, xx

Contract for

Difference

N/A

Total (A+B+C)

Number of voting rights

Percentage of voting rights

N/A

Below 3%

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

This statement relates to a Contract for Difference ("CFD") held for the account of Quantum Partners LP, a Cayman Islands exempted limited partnership ("Quantum Partners"). SFM UK Management LLP, a sub- advisor 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 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:

Jade Cornell

Compliance Officer

SFM UK Management LLP

15. Contact telephone number:

020 7758 4826

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