Rotork Regulatory News (ROR)

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached: ii

Rotork 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

Fiera Capital Corporation

4. Full name of shareholder(s)

(if different from 3.): iv

PORTFOLIO HOLDINGS

BNPP IP BELGIUM - G.A. FUND 233 577

OIL INVESTMENT CORP OICL 1 201 424

193 NBC EUROPEAN EQUITY FUND 204 187

CR BNC FONDS PRINCIPAL US 837 859

COAST CONSERVATION ENDOW 23 850

FONDS FIERA ACTIONS 147 525

FIERA INTERNATIONAL EQUITY 4 024 280

837 FDS DIV EQUILIBRE INTL 87 231

867 ACTIONS MONDIALES BNC  285 499

838 FDS DIV. CROISSANCE BNC 117 110

FONDS ACTIONS 104 232

FONDS DE PLACEMENT DU 242 707

DUFF & PHELPS (LUXEMBOURG) 12 869

FIERA CAP GLOBAL EQUITY FUND 177 084

LEGACY PRIVATE TRUST (TRUST) 3 809

FONDS FIERA ACTIONS 2 928 556

CHICAGO LABORERS' AND 172 622

MICROSOFT RUSSELL   1 578 150

RUSSELL INVESTMENT 2 447 248

RIC IV PLC RUSSELL ALPHA 11 024

RIL STICHTING 137 380

RIL ALGEMEEN PENSIOENFONDS 16 169

RIC V RUSSELL GSEO FUND 14 763

RUSSELL WORLD EQUITY FUND 126 277

RUSSELL (RCCF AND RIC) 987 158

HUNTINGTON INGALLS 472 051

FIERA GLOBAL EQUITY FUND 2 195 754

FONDS FIERA SCEPTRE 349 677

FIERA CAPITAL INTERNATIONAL 10 580

MARSHFIELD CLINIC SALARY 119 902

CAISSE DE RETRAITE 2 170 887

FIDUCIE GLOBALE DU R.B.A. 88 414

LONDON LIFE BALANCED FUND 30 483

CAISSE PRIVE 1 882 625

GOLDMAN SACHS NON-US EQUITY 994 462

GOLDMAN SACHS NON-US EQUITY 216 333

GOLDMAN SACHS NON-US EQUITY 524 675

FIERA GLOBAL EQUITY FUND 236 641

INTERNATIONAL EQUITY 1 596 207

GLOBAL EQUITY LONG-ONLY 1 265 351

FIERA ASSET MANAGEMENT USA 5 043 936

Lortron Holding Corporation 102 000

GB Defensive 30 409

Total 33 452 977

5. Date of the transaction and date on which the threshold is crossed or reached: v

March 28, 2017

6. Date on which issuer notified:

April 6, 2017

7. Threshold(s) that is/are crossed or

reached: vi, vii

Below 4%

8. Notified details:

A: Voting rights attached to shares viii, ix

Class/type ofshares

if possible usingthe ISIN CODE

Situation previousto the triggeringtransaction

Resulting situation after the triggering transaction

NumberofShares

NumberofVotingRights

Numberof shares

Number of votingrights

% of voting rights x

Direct

Direct xi

Indirect xii

Direct

Indirect

0.5p ordinary

Shares

GB00BVFNZH21

36,777,757

33,452,977

3.84%

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financialinstrument

Expirationdate xiii

Exercise/ConversionPeriod xiv

Number of votingrights that may beacquired if theinstrument isexercised/ converted.

% of votingrights

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

Resulting situation after the triggering transaction

Type of financialinstrument

Exerciseprice

Expirationdate xvii

Exercise/Conversionperiod xviii

Number of votingrights instrumentrefers to

% of voting rights xix, xx

Nominal

Delta

Total (A+B+C)

Number of voting rights

Percentage of voting rights

 33,452,977

3.84%

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

Fiera Capital Corporation, a duly registered portfolio manager in all the provinces and territories of Canada, acts as investment adviser and has investment discretion and/or control for all the shareholders listed in box 4 above.

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:

 N/A

14. Contact name:

 Stephen R Jones, Company Secretary

15. Contact telephone number:

01225 733331