HiWave Technologies PLC : TR1: Notification of major interest in shares

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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	Hiwave Technologies Plc
2 Reason for the notification (please tick the appropriate box or boxes):
An acquisition or disposal of voting rights	x
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):
3. Full name of person(s) subject to the notification obligation: iii	Henderson Global Investors
4. Full name of shareholder(s) (if different from 3.):iv
5. Date of the transaction and date on which the threshold is crossed or reached: v	23 November 2012
6. Date on which issuer notified:	26 November 2012
7. Threshold(s) that is/are crossed or reached: vi, vii	20%

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	Direct xi	Indirect xii	Direct	Indirect
GBP0.01 GB0004397567	89 197,989	89 197,9 9			83,325,494		19.52%

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

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	Expiration date xvii	Exercise/ Conversio n 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
83,325,494	19.52%

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

Proxy Voting:
10. Name of the proxy holder:
11. Number of voting rights proxy holder will cease to hold:
12. Date on which proxy holder will cease to hold voting rights:

13. Additional information:
14. Contact name:	Balenkosi Dungeni
15. Contact telephone number:	020 7818 3747

Note: Annex should only be submitted to the FSA not the issuer

Annex: Notification of major interests in sharesxxii

A: Identity of the persons or legal entity subject to the notification obligation
Full name (including legal form of legal entities)
Contact address (registered office for legal entities)
Phone number & email
Other useful information (at least legal representative for legal persons)

B: Identity of the notifier, if applicable
Full name
Contact address
Phone number & email
Other useful information (e.g. functional relationship with the person or legal entity subject to the notification obligation)

C: Additional information

For notes on how to complete form TR-1 please see the FSA website.