Holding(s) in Company

Trinity Mirror PLC
19 March 2008


Form TR-1 with annex. FSA Version 2.1 updated April 2007


For filings with the FSA include the annex

For filings with issuer exclude the annex


TR-1: Notifications of Major Interests in Shares



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



2. Reason for notification (yes/no)
                                                                                        

An acquisition or disposal of voting rights                   Yes


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):______________      

3. Full name of person(s) subject to notification
obligation:                                Newton Investment Management Linited


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

                                                     

5. Date of transaction (and date on which the
threshold is crossed or reached if different):       18/03/08
                                                     

6. Date on which issuer notified:                    19/03/08
                                                     

7. Threshold(s) that is/are crossed or reached:      3.0%







8: Notified Details

A: Voting rights attached to shares


Class/type of Situation previous to the Resulting situation after the triggering transaction
shares        triggering transaction
              Number of    Number of    Number of    Number of voting rights  Percentage of voting
If possible   shares       voting       shares                                rights
use ISIN code              rights



                           
              8,040,302    2.99%        N/A
Ordinary
Shares

                                                     Direct      Indirect     Direct       Indirect



                                                     N/A         8,081,302    N/A          3.01%





B: Financial Instruments


Resulting situation after the triggering transaction


Type of financial    Expiration date      Exercise/ conversion No. of voting rights  Percentage of voting
instrument                                period/date          that may be acquired  rights
                                                               (if the instrument
                                                               exercised/converted)







Total (A+B)


Number of voting rights                              Percentage of voting rights


8,081,302                                            3.01%





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

Newton Investment Management Limited hold these shares as a discretionary Investment Manager


Proxy Voting:


10. Name of proxy holder:                            N/A


11. Number of voting rights proxy holder will cease  N/A
to hold:


12. Date on which proxy holder will cease to hold    N/A
voting rights:




13. Additional information:


14 Contact name:                                       Asif S Lalani


15. Contact telephone name:                            [phone]



For notes on how to complete form TR-1 please see the FSA website.




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