Holding(s) in Company

Weir Group PLC
19 December 2006


                               THE WEIR GROUP PLC

                                                                19 December 2006



Fidelity International Limited ('FIL') and FMR Corp notified The Weir Group PLC
('the Company') on 19 December 2006 that their material interest totalled on 18
December 2006 a holding of 12,083,773 ordinary shares in the Company
representing 5.82% of the Company's issued share capital as detailed in the
table below, and that such notification also comprised the interest of Edward C.
Johnson III as a principal shareholder of FIL and FMR Corp.


The notification of change is due to the sale of 959,616 ordinary shares.


Percentage holdings are calculated using an issued share capital of 207,710,968
ordinary shares of GBP0.125.

    Holding     Management Company   Nominee/Registered Name

  1,177,100            FPM           JP Morgan Bournemouth
    597,700            FPM           Northern Trust London
    179,535            FPM           State Street Bank & Trust Co London
    148,600            FPM           Mellon Bank
     18,400            FPM           Bank of New York Brussels
  7,019,000           FMRCO          JP Morgan Chase Bank
    595,500           FMRCO          Brown Brothers Harriman and Co
    873,683            FISL          JP Morgan Bournemouth
    768,200            FIL           JP Morgan Bournemouth
    103,000            FIL           National ASTL BK Melbourne
      6,755            FIL           Brown Brothers Harriman Ltd LUX
    557,200            FII           Bank of New York Europe London
     39,100            FICL          State Street Bank and Trust Co

 12,083,773                          TOTAL




                      This information is provided by RNS
            The company news service from the London Stock Exchange