Holding(s) in Company

25 april 2016

For filings with the FCA include the annex
For filings with issuer exclude the annex

TR-1: NOTIFICATION OF MAJOR INTEREST IN SHARES ⁱ

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
An event changing the breakdown of voting rights
Other (please specify):
3. Full name of person(s) subject to the notification obligation: ⁱⁱⁱ	BlackRock, Inc.
4. Full name of shareholder(s) (if different from 3.): ^iv
5. Date of the transaction and date on which the threshold is crossed or reached: ^v	22 April, 2016
6. Date on which issuer notified:	25 April, 2016
7. Threshold(s) that is/are crossed or reached: ^{vi, vii}	Voting rights attached to shares holding for BlackRock, Inc. has gone below 5%

8. Notified details:

A: Voting rights attached to shares ^{viii, 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

GB0009465807

10,743,036

N/A

9,322,162

N/A

4.35%

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

Securities Lending

2,899,436

1.35%

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}

CFD

2,248

Nominal

Delta

0.00%

Total (A+B+C)

Number of voting rights

Percentage of voting rights

12,223,846

5.71%

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

Proxy Voting:
10. Name of the proxy holder:
11. Number of voting rights proxy holder will cease to hold:
12. Date on which proxy holder will cease to hold voting rights:

13. Additional information:	BlackRock Regulatory Threshold Reporting Team
14. Contact name:	Gareth Slade
15. Contact telephone number:	020 7743 3650

Name	% of voting rights if it equals or is higher than the notifiable threshold	% of voting rights through financial instruments if it equals or is higher than the notifiable threshold	Total of both if it equals or is higher than the notifiable threshold
BlackRock, Inc.
BlackRock Holdco 2, Inc.
BlackRock Financial Management, Inc.
BlackRock International Holdings, Inc.
BR Jersey International Holdings L.P.
BlackRock Group Limited
BlackRock International Limited

BlackRock, Inc.
BlackRock Holdco 2, Inc.
BlackRock Financial Management, Inc.
BlackRock Holdco 4, LLC
BlackRock Holdco 6, LLC
BlackRock Delaware Holdings Inc.
BlackRock Fund Advisors
BlackRock Institutional Trust Company, National Association

BlackRock, Inc.
BlackRock Holdco 2, Inc.
BlackRock Financial Management, Inc.
BlackRock International Holdings, Inc.
BR Jersey International Holdings L.P.
BlackRock Group Limited
BlackRock Advisors (UK) Limited

BlackRock, Inc.
BlackRock Holdco 2, Inc.
BlackRock Financial Management, Inc.
BlackRock Capital Holdings, Inc.
BlackRock Advisors, LLC

BlackRock, Inc.
Trident Merger, LLC
BlackRock Investment Management, LLC

BlackRock, Inc.
BlackRock Holdco 2, Inc.
BlackRock Financial Management, Inc.
BlackRock International Holdings, Inc.
BR Jersey International Holdings L.P.
BlackRock Group Limited
BlackRock Investment Management (UK) Limited
BlackRock Asset Management Deutschland AG

BlackRock, Inc.
BlackRock Holdco 2, Inc.
BlackRock Financial Management, Inc.
BlackRock International Holdings, Inc.
BR Jersey International Holdings L.P.
BlackRock Holdco 3, LLC
BlackRock Canada Holdings LP
BlackRock Canada Holdings ULC
BlackRock Asset Management Canada Limited

BlackRock, Inc.
BlackRock Holdco 2, Inc.
BlackRock Financial Management, Inc.
BlackRock Holdco 4, LLC
BlackRock Holdco 6, LLC
BlackRock Delaware Holdings Inc.
BlackRock Fund Advisors

BlackRock, Inc.
BlackRock Holdco 2, Inc.
BlackRock Financial Management, Inc.
BlackRock International Holdings, Inc.
BR Jersey International Holdings L.P.
BlackRock Australia Holdco Pty. Ltd.
BlackRock Investment Management (Australia) Limited

BlackRock, Inc.
BlackRock Holdco 2, Inc.
BlackRock Financial Management, Inc.
BlackRock International Holdings, Inc.
BR Jersey International Holdings L.P.
BlackRock (Singapore) Holdco Pte. Ltd.
BlackRock Asia-Pac Holdco, LLC
BlackRock HK Holdco Limited
BlackRock Asset Management North Asia Limited

BlackRock, Inc.
BlackRock Holdco 2, Inc.
BlackRock Financial Management, Inc.
BlackRock International Holdings, Inc.
BR Jersey International Holdings L.P.
BlackRock Group Limited
BlackRock Investment Management (UK) Limited

BlackRock, Inc.
BlackRock Holdco 2, Inc.
BlackRock Financial Management, Inc.
BlackRock International Holdings, Inc.
BR Jersey International Holdings L.P.
BlackRock (Singapore) Holdco Pte. Ltd.
BlackRock Asia-Pac Holdco, LLC
BlackRock HK Holdco Limited
BlackRock Cayco Limited
BlackRock Trident Holding Company Limited
BlackRock Japan Holdings GK
BlackRock Japan Co., Ltd.

BlackRock, Inc.
BlackRock Holdco 2, Inc.
BlackRock Financial Management, Inc.
BlackRock International Holdings, Inc.
BR Jersey International Holdings L.P.
BlackRock Group Limited
BlackRock (Netherlands) B.V.

BlackRock, Inc.
BlackRock Holdco 2, Inc.
BlackRock Financial Management, Inc.
BlackRock International Holdings, Inc.
BR Jersey International Holdings L.P.
BlackRock (Singapore) Holdco Pte. Ltd.
BlackRock (Singapore) Limited

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#2006594