Rotork Regulatory News (ROR)

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

ROTORK PLC

2. Reason for the notification   (please tick the appropriate box or boxes)

An acquisition or disposal of voting rights 

An acquisition or disposal of financial instruments which may result in the acquisition of shares already issued to which voting rights are attached

An event changing the breakdown of voting rights

Other (please specify):Disclosure required following the implementation of the DTR Rules

3. Full name of person(s) subject to the notification obligation:

LIONTRUST INVESTMENT SERVICES LIMITED

4. Full name of shareholder(s) (if different from 3.):

N/A

5. Date of the transaction (and date on which the threshold is crossed or reached if different):

14/11/2008

6. Date on which issuer notified:

17/11/2008

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

5%

8. Notified details:

A: Voting rights attached to shares

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

Direct

Direct

Indirect 

Direct

Indirect

GB0007506958

4242492

4242492

4347492

4347492

5.02

B: Financial Instruments

Resulting situation after the triggering transaction i

Type of financial instrument 

Expiration date i

Exercise/ Conversion Period/ Date  

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

% of voting rights

Not Applicable

Total (A+B)

Number of voting rights

% of voting rights

4,347,492

5.02%

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

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:

Stephen R Jones

15. Contact telephone number:

01225 733331