Annual Information Update

The Weir Group PLC

18 April 2012

ANNUAL INFORMATION UPDATE

The Weir Group PLC (the "Company") is pleased to provide an annual information update, in accordance with the requirements of the Prospectus Rule 5.2.  This update refers to information that has been published or made available by the Company to the public to the public over the 52 weeks to 8 April 2012.  To avoid an unnecessarily lengthy document, information is referred to in this update rather than included in full.

The information referred to in this update was up to date at the time the information was published but some information may now be out of date.

1. Regulatory Announcements

The following UK regulatory announcements have been made through RNS and Hugin, Regulatory Information Service providers.

DATE	SOURCE	ANNOUNCEMENT
03/04/2012	HUG	Transfer of Treasury Shares
03/04/2012	HUG	Blocklisting Interim Review
30/03/2012	HUG	Transfer of Treasury Shares
30/03/2012	HUG	Total voting rights
30/03/2012	HUG	Annual Financial Report
28/03/2012	HUG	Director/PDMR Shareholding
28/03/2012	HUG	Director/PDMR Shareholding
28/03/2012	HUG	Director/PDMR Shareholding
27/03/2012	HUG	Director/PDMR Shareholding
23/03/2012	HUG	Holding(s) in Company
16/03/2012	HUG	Director/PDMR Shareholding
13/03/2012	HUG	Further re Ludowici offer
12/03/2012	HUG	Director/PDMR Shareholding
12/03/2012	HUG	Director/PDMR Shareholding
09/03/2012	HUG	Director/PDMR Shareholding
06/03/2012	HUG	Director/PDMR Shareholding
01/03/2012	HUG	Further re Ludowici offer
29/02/2012	HUG	Holding(s) in Company
29/02/2012	HUG	Holding(s) in Company
29/02/2012	RNS	Preliminary Results 2011
24/02/2012	HUG	Further re Ludowici offer
23/02/2012	HUG	Offer Update
16/02/2012	HUG	Private Placing of US$1b
10/02/2012	HUG	Acquisition
06/02/2012	HUG	Holding(s) in Company
27/01/2012	HUG	Additional Listing
25/01/2012	HUG	Acquisition
24/01/2012	HUG	Holding(s) in Company
23/01/2012	HUG	Holding(s) in Company
23/01/2012	HUG	Blocklisting Interim Review
05/01/2012	HUG	Holding(s) in Company
15/12/2011	HUG	Completion of Acquisition
13/12/2011	HUG	Directorate change
05/12/2011	HUG	Holding(s) in Company
02/12/2011	HUG	Total voting rights
02/12/2011	HUG	Treasury Stock
24/11/2011	HUG	Holding(s) in Company
23/11/2011	HUG	Acquisition
10/11/2011	HUG	Holding(s) in Company
07/11/2011	HUG	Interim Management Statement
01/11/2011	HUG	Treasury Stock
25/10/2011	HUG	Directorate change
21/10/2011	HUG	Holding(s) in Company
13/10/2011	HUG	Transfer of Treasury Shares
03/10/2011	HUG	Total voting rights
22/09/2011	HUG	Director/PDMR Shareholding
21/09/2011	HUG	Holding(s) in Company
15/09/2011	HUG	Transfer of Treasury Shares
01/09/2011	HUG	Total voting rights
30/08/2011	HUG	Transfer of Treasury Shares
10/08/2011	HUG	Director/PDMR Shareholding
09/08/2011	HUG	Director/PDMR Shareholding
02/08/2011	HUG	Doc re. Half Yearly Report
02/08/2011	RNS	Half Yearly Report
29/07/2011	HUG	Sale of Cathcart site
28/07/2011	RNS	Holding(s) in Company
22/07/2011	HUG	Director/PDMR Shareholding
07/07/2011	RNS	Holding(s) in Company
07/07/2011	RNS	Holding(s) in Company
01/07/2011	HUG	Director/PDMR Share Transfer
27/06/2011	HUG	Holding(s) in Company
22/06/2011	HUG	Acquisition
21/06/2011	HUG	Capital Markets Presentation
10/06/2011	HUG	Holding(s) in Company
01/06/2011	RNS	Total Voting Rights
24/05/2011	HUG	Holding(s) in Company
23/05/2011	HUG	Holding(s) in Company
16/05/2011	HUG	Director Share Transfer
13/05/2011	HUG	Director/PDMR Shareholding
13/05/2011	HUG	Transfer of Treasury Shares
13/05/2011	HUG	Director/PDMR Shareholding
13/05/2011	HUG	PDMR Appointments
05/05/2011	HUG	Transfer of Treasury Shares
04/05/2011	HUG	Directorate change
04/05/2011	HUG	Result of AGM
04/05/2011	RNS	Interim Management Statement
28/04/2011	RNS	Total Voting Rights
11/04/2011	RNS	Annual Information Update

Copies of the above announcements can be downloaded from the London Stock Exchange's website, www.londonstockexchange.com, or from the Company's website, www.weir.co.uk.

2. Documents Filed at Companies House

All of the documents listed below were filed with Companies House on or around the dates indicated.

Date	Type	Description
06/02/2012	SH04	Notice of sale or transfer of treasury shares
06/02/2012	SH04	Notice of sale or transfer of treasury shares
13/01/2012	AP01	Appointment of Director - Alan Ferguson
26/09/2011	SH01	Return of allotment of shares
26/09/2011	SH04	Notice of sale or transfer of treasury shares
26/09/2011	SH04	Notice of sale or transfer of treasury shares
09/06/2011	AP01	Appointment of Director - Melanie Gee
09/06/2011	SH01	Return of allotment of shares
01/06/2011	SH04	Return of allotment of shares
13/05/2011	SH01	Group of companies' accounts made up to 31/12/09
13/05/2011	SH04	Notice of sale or transfer of treasury shares
11/05/2011	AA	Annual Accounts
11/05/2011	RES10	Resolution passed - Allotment of shares and debentures
20/04/2011	SH01	Return of allotment of shares
20/04/2011	SH04	Notice of sale or transfer of treasury shares

Copies of documents filed at Companies House can be obtained from the Companies House website at www.companieshouse.gov.uk or from the Company Secretary at The Weir Group PLC, Clydesdale Bank Exchange, 20 Waterloo Street, Glasgow, G2 6DB.

3. Documents sent to Shareholders

The Company has despatched the following documents to shareholders:

30/03/12        Annual Report and Financial Statements 2011, Shareholder Circular including the Notice of AGM

These documents can all be found on the Company's website at www.weir.co.uk.

Copies of all documents referred to can be obtained from the Company Secretary at The Weir Group PLC, Clydesdale Bank Exchange, 20 Waterloo Street, Glasgow, G2 6DB.

Further enquiries:
Frances McCaw, Assistant Company Secretary
Phone: [phone]

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The owner of this announcement warrants that:
(i) the releases contained herein are protected by copyright and other applicable laws; and
(ii) they are solely responsible for the content, accuracy and originality of the
information contained therein.

Source: The Weir Group PLC via Thomson Reuters ONE

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