TR-1:Notifications of Major Interests in Shares

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

RM PLC

2:    Reason for notification (yes/no)

An acquisition or disposal of voting rights

Yes

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:

 Invesco 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):

08 February 2012

6. Date on which issuer notified:

09 February 2012

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

6%, 5%

8:    Notified Details

A:     Voting rights attached to shares

Class/type of share       If possible use ISIN code

GB0002870417

Situation previous to the triggering transaction

Number of shares

Number of voting rights

Resulting situation after the triggering transaction

Number of shares

Number of voting rights

Percentage of
voting rights

Direct

Indirect

Direct

Indirect

4,288,535

4.58%