Holding(s) in Company

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi

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

Pinnacle Technology 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

x

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 thenotification obligation: iii

Thomas Joseph Black

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

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

19th February 2014

6. Date on which issuer notified:

18th March 2014

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

5%

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

882096

882096

1025641

1907737

5.1%

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

n/a

nil

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

Nominal

Delta

nil

Total (A+B+C)

Number of voting rights

Percentage of voting rights

1907737

5.1%

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:

14. Contact name:

Thomas Black

15. Contact telephone number:

08454 333 222

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi

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

Pinnacle Technology 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

ü

Other (please specify):

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

Octopus Investments Nominees Limited

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

n/a

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

19/02/2014

6. Date on which issuer notified:

19/03/2014

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

10-9%

8. Notified details: n/a

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

GB00B8GRBX01

3225318

3225318

3225318

3225318

8.64%

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

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

Nominal

Delta

Total (A+B+C)

Number of voting rights

Percentage of voting rights

3225318

8.64%

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:

14. Contact name:

Niki Read

15. Contact telephone number:

020 7776 7969

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

Pinnacle Technology Group Plc

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

An acquisition or disposal of voting rights

No

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

No

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

No

An event changing the breakdown of voting rights

Yes

Other (please specify):

No

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

ISIS EP LLP

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

No underlying client holds over 3%

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

25/02/2014

6. Date on which issuer notified:

19/03/2014

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

7%

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

Ord GBP0.001

GB00B8GRBX01

250,000,000

7.64%

250,000,000

6.70%

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

Nil

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

Nominal

Delta

Total (A+B+C)

Number of voting rights

Percentage of voting rights

250,000,000

6.70%

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

ISIS EP LLP

No underlying client holds over 3%

Proxy Voting:

10. Name of the proxy holder:

ISIS EP LLP

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:

14. Contact name:

Karen Huxley

15. Contact telephone number:

020 7506 5643