Holding(s) in Company

Weir Group PLC
20 June 2007


TR-1: NOTIFICATION OF MAJOR INTERESTS IN SHARES


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

The Weir Group PLC


2. Reason for the notification (please state Yes/No):

An acquisition or disposal of voting rights: Yes

An acquisition or disposal of financial instruments which may result in the
acquisition of shares already issued to which voting rights are attached: (No)

An event changing the breakdown of voting rights: (No)

Other (please specify): (No)


3. Full name of person(s) subject to the notification obligation:

AXA S.A., 25 Avenue Matignon, 75008 Paris and its group of companies.


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



5. Date of the transaction (and date on which the threshold is crossed or
reached if different):

18 June 2007


6. Date on which issuer notified:

19 June 2007


7. Threshold(s) that is/are crossed or reached:

5%


8. Notified details:

A: Voting rights attached to shares

Situation previous to the triggering transaction

Class/type of shares if possible using the   Number of      Number of voting
ISIN CODE                                    shares         Rights

GB0009465807                                 10,279,113     10,279,113


Resulting situation after the triggering transaction

Class/type of shares if     Number of  Number of voting rights  % of voting
possible using the ISIN     shares                              rights
CODE

                            Direct     Direct     Indirect      Direct  Indirect

GB0009465807                483,827    483,827    11,190,123    0.23    5.37


B: Financial Instruments

Resulting situation after the triggering transaction

Type of     Expiration Exercise/     Number of voting rights that may   % of
financial   Date       Conversion    be acquired if the instrument is   voting
instrument             Period/ Date  exercised/ converted.              rights



N/A         N/A        N/A           N/A                                N/A



Total (A+B)
Number of voting rights              % of voting rights

10,673,950                           5.60%


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

Name of Company / Fund                            Number of         % of issues
                                                     shares       share capital
AXA Finance                                       1,966,527             0.94418
   Indirect
Sun Life Pensions Management Ltd                     48,780             0.02342
   Direct
Sun Life Unit Assurance Ltd                          38,761             0.01861
FTSE All Share Tracker
   Direct
Sun Life Pensions Management                        184,240             0.08846
FTSE All Share Tracker
   Direct
AXA Framlington                                     125,000             0.06002
Trustees for Roman Catholics
   Indirect
AXA Framlington                                      70,000             0.03361
Islington Group Pension Scheme
   Indirect
AXA Framlington                                      75,000             0.03601
London Scottish Pension Fund
   Indirect
AXA Framlington                                     252,000             0.12099
St James Place Exempt (Pens) Fund
   Indirect
AXA Framlington                                     282,000             0.13540
St James Place Net (Life) Fund
   Indirect
AXA Framlington                                      66,000             0.03169
St James Place Offshore Fund
   Indirect
AXA Famlington                                      120,966             0.05808
Daimler Chrysler
   Indirect
AXA Framlington                                     500,000             0.24006
Framlington Income & Capital
   Indirect
AXA Framlington                                   6,950,000             3.33688
UK Select Ops
   Indirect
AXA Framlington                                     250,000             0.12003
Managed Balance
   Indirect
Framlington onshore private clients                 248,750             0.11943
   Indirect
Framlington onshore private clients                  19,000             0.00912
   Indirect
AXA Winterthur                                      212,046             0.10181
   Direct
EDF Energy Group                                    264,880             0.12718
   Indirect
                             Total Direct           483,827             0.23230
                           Total Indirect        11,190,123             5.37267
                                    TOTAL        11,673,950             5.60497


Proxy Voting:

10. Name of the proxy holder:

N/A


11. Number of voting rights proxy holder will cease to hold:

N/A


12. Date on which proxy holder will cease to hold voting rights:

N/A


13. Additional information:


14. Contact name:

Terry Marsh


15. Contact telephone number:

0207 003 2637




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