Holding(s) in Company

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES                                            
                                                                                          
1. Identity of the issuer or the underlying issuer of    CHEMRING GROUP PLC               
existing shares to which voting rights are attached:                                      
                                                                                          
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               INVESCO LIMITED                    
notification obligation:                                                                  
                                                                                          
4. Full name of shareholder(s)  (if different from     N/A                                
3.):                                                                                      
                                                                                          
5. Date of the transaction and date on which the       30 MARCH 2011                      
threshold is crossed or reached: 3                                                        
                                                                                          
6. Date on which issuer notified:                      31 MARCH 2011                      
                                                                                          
7. Threshold(s) that is/are crossed or reached:        19%, 20%                           
                                                                                          
8. Notified details:                                                                      
                                                                                          
A: Voting rights attached to shares                                                       
                                                                                          
Class/type of       Situation previous to the   Resulting situation after the triggering  
shares              triggering transaction      transaction                               
                                                                                          
                    Number of   Number of       Number   Number of voting  % of  voting   
                    Shares      Voting Rights   of       rights            rights         
if possible using                               shares                                    
the ISIN CODE                                                                             
                                                Direct   Direct Indirect   Direct Indirect
                                                                                          
GB00B45C9X44        35,208,535  35,208,535                      35,399,498        20.00%  
                                                                                          
B: Qualifying Financial Instruments                                                       
                                                                                          
Resulting situation after the triggering transaction                                      
                                                                                          
Type of financial     Expiration date  Exercise/             Number of voting % of voting 
instrument                             Conversion Period     rights that may  rights      
                                                             be acquired if               
                                                             the instrument               
                                                             is exercised/                
                                                             converted.                   
                                                                                          
                                                                                          
                                                                                          
C: Financial Instruments with similar economic effect to Qualifying Financial             
Instruments                                                                               
                                                                                          
Resulting situation after the triggering transaction                                      
                                                                                          
Type of financial  Exercise Expiration date   Exercise/      Number of voting % of voting   
instrument         price                    Conversion     rights           rights        
                                            period         instrument                     
                                                           refers to                      
                                                                                          
                                                                                          
                                                                                          
                                                                            Nominal  Delta
                                                                                          
                                                                                          
                                                                                          
Total (A+B+C)                                                                             
                                                                                          
Number of voting rights                                 Percentage of voting rights       
                                                                                          
35,399,498                                              20.00%                            
                                                                                          

 

9. Chain of controlled undertakings through which the voting rights and/or the          
financial instruments are effectively held, if applicable:                              
                                                                                        
BROWN BROTHERS HARRIMAN, NEW JERSEY   8,915                                             
                                                                                        
BANK OF IRELAND (DUBLIN)        518,835                                                 
                                                                                        
BANK OF NEW YORK          25,124,017                                                    
                                                                                        
BANK OF NEW YORK MELLON      297,575                                                    
                                                                                        
BOSTON SAFE DEPOSIT       55,440                                                        
                                                                                        
JP MORGAN CHASE  642,474                                                                
                                                                                        
HSBC BANK LONDON          800,765                                                       
                                                                                        
STATE STREET TRUST & BANKING CO (BOSTON)                      143,388                   
                                                                                        
STATE STREET TRUST & BANKING CO (LONDON)         4,323,455                              
                                                                                        
TRUST & CUSTODY SERVICES       7,470                                                    
                                                                                        
INVESCO POWERSHARES CAPITAL MANAGEMENT LIMITED   6,964                                  
                                                                                        
INVESCO ADVSERS, INC.    3,470,200                                                      
                                                                                        
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:                                                    HELEN MARSH        
                                                                                        
15. Contact telephone number:                                        01489 864482