Six Month Return

Weir Group PLC
02 October 2006



THE WEIR GROUP PLC

2 October 2006


                                   SCHEDULE 5

                         BLOCKLISTING SIX MONTHLY RETURN


1. Name of company

The Weir Group PLC


2. Name of scheme

The Weir Group Executive Share Option Scheme 1994


3. Period of return:

From: 01.04.06                  To: 30.09.06


4. Number and class of shares(s) (amount of stock / debt security) not issued
under scheme

155,293 + 500,000


5. Number of shares issued / allotted under scheme during period:

154,948


6. Balance under scheme not yet issued / allotted at end of period

500,345


7. Number and class of share(s) (amount of stock / debt securities) originally
listed and the date of admission;

Balance of Block RA/WEIR GROUP/00001/0001
Further listing 6019E/2001
(750,000 ordinary shares of 12.5 pence
Further listing 24 May 2002 - RA/Weir Group PLC/00011
(250,000 ordinary shares of 12.5 pence)
Further listing 15 May 2003 - RA/Weir Group PLC/00012
(250,000 ordinary shares of 12.5 pence)
Further listing 14 June 2004 - RA/Weir Group PLC/00013
(200,000 ordinary shares of 12.5 pence)
Further listing 5 July 2004 - RA/Weir Group PLC/00015
(200,000 ordinary shares of 12.5 pence)
Further listing 2 December 2004 - RA/Weir Group PLC/00016
(400,000 ordinary shares of 12.5 pence)
Further listing 5 April 2005 - RA/Weir Group PLC/00017
(500,000 ordinary shares of 12.5 pence)
Further listing 1 September 2005 - RA/Weir Group PLC/00018
(500,000 ordinary shares of 12.5 pence)
Further listing 25 October 2005 - RA/Weir Group PLC/00019
(1,000,000 ordinary shares of 12.5 pence)
Further listing 11 April 2006 - RA/Weir Group PLC/00017
(500,000 ordinary shares of 12.5 pence)


Please confirm total number of shares in issue at the end of the period in order
for us to update our records

210,827,801 (including treasury shares)



                                   SCHEDULE 5

                         BLOCKLISTING SIX MONTHLY RETURN


1. Name of company

The Weir Group PLC


2. Name of scheme

The Weir Group PLC Savings Related Share Option Scheme 1991


3. Period of return:

From: 01.04.06                    To: 30.09.06


4. Number and class of shares(s) (amount of stock / debt security) not issued
under scheme

495,573 + 250,000


5. Number of shares issued / allotted under scheme during period:

292,598


6. Balance under scheme not yet issued / allotted at end of period

452,975


7. Number and class of share(s) (amount of stock / debt securities) originally
listed and the date of admission;

RA/WEIR GROUP PLC/00004-0005
Further listing 6867Q/2000
(500,000 ordinary shares of 12.5 pence)(exhausted)
Further listing 0246B/2001
(500,000 ordinary shares of 12.5 pence) (exhausted)
Further listing 0901G/2001
(750,000 ordinary shares of 12.5 pence) (exhausted)
Further listing 24 May 2001 - RA/Weir Group PLC/00011
(750,000 ordinary shares of 12.5 pence)
Further listing 15 May 2002 - RA/Weir Group PLC/00012
(500,000 ordinary shares of 12.5 pence)
Further listing 14 June 2004 - RA/Weir Group PLC/00013
(300,000 ordinary shares of 12.5 pence)
Further listing 5 July 2004 - RA/Weir Group PLC/00015
(500,000 ordinary shares of 12.5 pence)
Further listing 2 December 2004 - RA/Weir Group PLC/0016
(100,000 ordinary shares of 12.5 pence)
Further listing 5 April 2005 - RA/Weir Group PLC/00017
(500,000 ordinary shares of 12.5 pence)
Further listing 1 September 2005 - RA/Weir Group PLC/00018
(500,000 ordinary shares of 12.5 pence)
Further listing 11 April 2006 - RA/Weir Group PLC/00017
(250,000 ordinary shares of 12.5 pence)


Please confirm total number of shares in issue at the end of the period in order
for us to update our records

210,827,801 (including treasury shares)



                                   SCHEDULE 5

                         BLOCKLISTING SIX MONTHLY RETURN


1. Name of company

The Weir Group PLC


2. Name of scheme

The Weir Group PLC Savings Related Share Option Scheme 2001


3. Period of return:

From: 01.04.06                   To: 30.09.06


4. Number and class of shares(s) (amount of stock / debt security) not issued
under scheme

461,340 + 250,000


5. Number of shares issued / allotted under scheme during period:

324,570


6. Balance under scheme not yet issued / allotted at end of period

386,688


7. Number and class of share(s) (amount of stock / debt securities) originally
listed and the date of admission;

Listing on 15 May 2003 - RA/Weir Group PLC/00012
(250,000 ordinary shares of 12.5 pence)
Further listing 5 July 2004 - RA/Weir Group PLC/00015
(200,000 ordinary shares of 12.5 pence)
Further listing 5 April 2005 - RA/Weir Group PLC/00017
(500,000 ordinary shares of 12.5 pence)
Further listing 1 September 2005 - RA/Weir Group PLC/00018
(500,000 ordinary shares of 12.5 pence)
Further listing 11 April 2006 - RA/Weir Group PLC/00017
(250,000 ordinary shares of 12.5 pence)


Please confirm total number of shares in issue at the end of the period in order
for us to update our records

210,827,801



                                   SCHEDULE 5

                         BLOCKLISTING SIX MONTHLY RETURN


1. Name of company

The Weir Group PLC


2. Name of scheme

The Weir Group Long Term Incentive Plan 2004


3. Period of return:

From: 01.04.06                 To: 30.09.06


4. Number and class of shares(s) (amount of stock / debt security) not issued
under scheme

100,000


5. Number of shares issued / allotted under scheme during period:

nil


6. Balance under scheme not yet issued / allotted at end of period

100,000


7. Number and class of share(s) (amount of stock / debt securities) originally
listed and the date of admission;

Listing 5 July 2004 - RA/Weir Group PLC/00015
(100,000 ordinary shares of 12.5 pence)


Please confirm total number of shares in issue at the end of the period in order
for us to update our records

210,827,801



Contact for queries

Name                    Frances McCaw

Address                 Clydesdale Bank Exchange
                        20 Waterloo Street
                        Glasgow G2 6DB

Telephone               0141 308 3737





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            The company news service from the London Stock Exchange