Holding(s) in Company

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi                                

1. Identity of the issuer or the underlying              SEGRO plc             
issuer of existing shares to which voting                                      
rights are 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):                                                                      

3. Full name of person(s) subject to    Sumitomo Mitsui Trust Holdings, Inc.   
the notification obligation: iii                                               
                                                                               
4. Full name of shareholder(s) (if     The Sumitomo Trust & Banking Co., Ltd.  
different from 3.):iv                                                          
                                          Nikko Asset Management Co., Ltd.     
                                                                               
                                           STB Asset Management Co., Ltd.      
                                                                               
                                         Chuo Mitsui Asset Trust and Banking   
                                                  Company, Limited             
                                                                               
                                        Chuo Mitsui Asset Management Company,  
                                                       Limited                 
                                                                               
5. Date of the transaction and date                6 February 2012             
on which the threshold is crossed or                                           
reached: v                                                                     
                                                                               
6. Date on which issuer notified:                  8 February 2012             
                                                                               
7. Threshold(s) that is/are crossed                   Below 3%                 
or reached: vi, vii                                                            

8. Notified details:
A: Voting rights attached to shares viii, ix

Class/type of  Situation previous             Resulting situation after           
shares          to the triggering                   the triggering                
                   transaction                       transaction                  
                                                                                  
if possible     Number     Number    Number       Number of         % of voting   
using             of         of        of          voting            rights x     
the ISIN CODE   Shares     Voting    shares        rights                         
                           Rights                                                 
                                                                                  
                                     Direct   Direct   Indirect   Direct  Indirect
                                                xi       xii                      
                                                                                  
GB00B5ZN1N88  22,614,357 22,614,357                   22,015,493            2.97  
                                                                                  
B: Qualifying Financial Instruments                                               
                                                                                  
Resulting situation after the triggering transaction                              
                                                                                  
Type of financial  Expiration     Exercise/       Number of voting    % of voting 
    instrument     date xiii  Conversion Period  rights that may be     rights    
                                     xiv           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 Expiration Exercise/  Number of voting    % of voting   
  financial     price   date xvii  Conversion rights instrument  rights xix, xx 
  instrument                         period       refers to                     
                                     xviii                                      
                                                                                
                                                                Nominal   Delta 
                                                                                

Total (A+B+C)                                                                  
                                                                               
        Number of voting rights               Percentage of voting rights      
                                                                               
              22,015,493                                 2.97                  

9. Chain of controlled undertakings through which the voting rights and/or the 
financial instruments are effectively held, if applicable: xxi                 
                                                                               
Chuo Mitsui Asset Trust and Banking Company, Limited and Chuo Mitsui Asset     
Management Company, Limited are direct subsidiaries of Sumitomo Mitsui Trust   
Holdings, Inc.                                                                 
                                                                               
Nikko Asset Management Co., Ltd. and STB Asset Management Co., Ltd are direct  
subsidiaries of The Sumitomo Trust & Banking Co., Ltd., and The Sumitomo Trust 
& Banking Co., Ltd. is the direct subsidiary of Sumitomo Mitsui Trust Holdings,
Inc.                                                                           
                                                                               
The Sumitomo Trust & Banking Co., Ltd.:(Direct)694,530-0.094%                  
                                                                               
Nikko Asset Management Co., Ltd.: (Direct)19,426,734-2.619%                    
                                                                               
STB Asset Management Co., Ltd.:(Direct)236,291-0.032%                          
                                                                               
Chuo Mitsui Asset Trust and Banking Company, Limited:(Direct)1,534,517-0.207%  
                                                                               
Chuo Mitsui Asset Management Company, Limited:(Direct)123,421-0.017%           

Proxy Voting:                                                                  
                                                                               
10. Name of the proxy holder:           The Sumitomo Trust & Banking Co., Ltd. 
                                                                               
                                           Nikko Asset Management Co., Ltd.    
                                                                               
                                            STB Asset Management Co., Ltd.     
                                                                               
                                          Chuo Mitsui Asset Trust and Banking  
                                                   Company, Limited            
                                                                               
                                         Chuo Mitsui Asset Management Company, 
                                                        Limited                
                                                                               
                                         No proxy has been appointed by any of 
                                          the direct shareholders notified in  
                                                        part 9.                
                                                                               
11. Number of voting rights proxy                   Not applicable             
holder will cease to hold:                                                     
                                                                               
12. Date on which proxy holder will                 Not applicable             
cease to hold voting rights:                                                   

13. Additional information:                                                    
                                                                               
14. Contact name:                                     Robin Healy              
                                                                               
15. Contact telephone number:                     [phone]