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				The 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		Harbor International Fund  (a series of Harbor Funds, a Delaware Statutory Trust)
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		Trade Date: June 3, 2016 Settlement Date: June 7, 2016
6. Date on which issuer notified:		June 6, 2016
7. Threshold(s) that is/are crossed or reached: vi, vii		3% of issuer's voting rights

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 SEDOL: 0946580

5,690,009

5,690,009

6,629,473

6,629,473

N/A

3.06%

N/A

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

N/A

N/A

N/A

N/A

N/A

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

N/A

N/A

N/A

N/A

N/A

Nominal

Delta

N/A

N/A

Total (A+B+C)

Number of voting rights

Percentage of voting rights

6,629,473

3.06%

9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable: xxi
N/A
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:	Completed in Chicago, Illinois, USA on June 6, 2016
14. Contact name:	Jodie L. Crotteau Assistant Secretary
15. Contact telephone number:	312-443-4428

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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#2019090