Holding(s) in Company

For filings with the FCA include the annex
For filings with issuer exclude the annex
TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARESi
1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached:ii				Weir Group Plc
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					X
An event changing the breakdown of voting rights
Other (please specify):
3. Full name of person(s) subject to the notification obligation:iii		Citadel GP LLC and Citadel Advisors Holdings II LP
4. Full name of shareholder(s)  (if different from 3.):iv		SNC NOMINEES LIMITED (in relation to section 8.A below)
5. Date of the transaction and date on which the threshold is crossed or reached:v		18 January 2016
6. Date on which issuer notified:		20 January 2016
7. Threshold(s) that is/are crossed or reached: vi, vii		Crossed above 5%

8. Notified details:

A: Voting rights attached to sharesviii, ix

Class/type of shares if possible using the ISIN CODE

Situation previous to the triggering transaction

Resulting situation after the triggering transaction

Number of Shares

Number of Voting Rights

Number of shares

Number of voting rights

% of  voting rights x

Direct

Direct xi

Indirect xii

Direct

Indirect

Common shares GB0009465807

9,362

11,019

0.01

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument

Expiration date xiii

Exercise/ Conversion Period xiv

Number of voting rights that may be acquired if the instrument is exercised/ converted.

% of voting rights

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments xv, xvi

Resulting situation after the triggering transaction

Type of financial instrument

Exercise price

Expiration date xvii

Exercise/ Conversion period xviii

Number of voting rights instrument refers to

% of voting rights xix, xx

Equity swap

N/A

N/A

N/A

10,752,086

Nominal

Delta

5.02

N/A

Total (A+B+C)

Number of voting rights

Percentage of voting rights

10,763,105

5.03

9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable: xxi
Citadel GP LLC is the controlling entity of Citadel Advisors Holdings II LP, the parent undertaking of various investment management entities, none of which is individually over the disclosure threshold
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:	Pauline Rogers
15. Contact telephone number:	+44 (0) 207 645 9708

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This announcement is distributed by NASDAQ OMX Corporate Solutions on behalf of NASDAQ OMX Corporate Solutions clients.
The issuer of this announcement warrants that they are solely responsible for the content, accuracy and originality of the information contained therein.
Source: The Weir Group PLC via Globenewswire

HUG#1980260