Holding(s) in Company

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                Software Radio Technology plc
attached:ii                                                                             
                                                                                        
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): Movement in issued capital                                      
                                                                                        
3. Full name of person(s) subject to the                          Amati Global Investors
notification obligation:iii                                                             
                                                                                        
                                                                           Amati VCT plc
4. Full name of shareholder(s)                                                          
 (if different from 3.):iv               Amati VCT 2 plc (formerly Invesco Perpetual AIM
                                                                                    VCT)
                                                                                        
5. Date of the transaction and date on                                                  
which the threshold is crossed or                                              11/2/2011
reached: v                                                                              
                                                                                        
6. Date on which issuer notified:                                             23/02/2011
                                                                                        
7. Threshold(s) that is/are crossed or                                            >1.09%
reached: vi, vii                                                                        
                                                                                        


 

8. Notified details:                                                                            
                                                                                                
A: Voting rights attached to shares viii, ix                                                    
                                                                                                
Class/type   Situation previous           Resulting situation after the triggering transaction  
of           to the triggering                                                                  
shares       transaction                                                                        
                                                                                                
                                                                                                
if possible  Number          Number       Number    Number of voting        % of  voting rights 
using        of              of           of shares rights                  x                   
the ISIN     Shares          Voting                                                             
CODE                         Rights                                                             
                                          Direct    Direct xi Indirect xii  Direct Indirect     
                                                                                                
                                                                                                
                                                                                                
                                                                                                
                                                                                                
             1,150,051       1,150,051    3,850,051 3,850,051               3.64%               
GB00B0M8KM36                                                                                    
                                                                                                
                                                                                                
                                                                                                
                                                                                                
                                                                                                
B: Qualifying Financial Instruments                                                             
                                                                                                
Resulting situation after the triggering transaction                                            
                                                                                                
Type of        Expiration     Exercise/                   Number of voting        % of voting   
financial      date xiii      Conversion Period xiv       rights that may be      rights        
instrument                                                acquired if the                       
                                                          instrument is                         
                                                          exercised/ converted.                 
                                                                                                
                                                                                                
                                                                                                
                                                                                                
                                                                                                
C: Financial Instruments with similar economic effect to Qualifying Financial                   
Instruments xv, xvi                                                                             
                                                                                                
Resulting situation after the triggering transaction                                            
                                                                                                
Type of       Exercise price Expiration  Exercise/     Number of voting      % of voting rights 
financial                    date xvii   Conversion    rights instrument     xix, xx            
instrument                               period xviii  refers to                                
                                                                                                
                                                                                                
                                                                                                
                                                                             Nominal Delta      
                                                                                                            
Total (A+B+C)                                                                                   
                                                                                                
Number of voting rights                     Percentage of voting rights                         
                                                                                                
3,850,051                                   3.64%                                               
                                                                                                


 

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:                                                         Rachel Le Derf
                                                                                        
15. Contact telephone number:                                              0131 243 0439
                                                                                        

 

Enquiries:                                                                  
                                                                           
Software Radio Technology plc        01761 409 500
                                                                          
Simon Tucker / Richard Hurd                                                 
                                                                           
Westhouse Securities Limited         0113 246 2610
                                                                           
Tim Feather / Matthew Johnson