Holding(s) in Company

    RNS Number : 5273B
  Appian Technology PLC
  18 August 2008
   


 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   Appian Technology 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          INVESCO Perpetual AIM VCT
 notification obligation:                      Trust

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

 5. Date of transaction (and date on which     13 August 2008
 the threshold is crossed or reached if
 different):

 6. Date on which issuer notified:             14 August 2008

 7. Threshold(s) that is/are crossed or        5%, 4%
 reached:

   8: Notified Details
 A: Voting rights attached to shares

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

                                                                                               Direct  Indirect        Direct      
Indirect

 Ordinary 1p Shares              10,250,000            10,250,000            9,000,000                 9,000,000                    4.86%
 (GB0009613786)

   B: Financial Instruments

 Resulting situation after the triggering transaction

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



   Total (A+B)

 Number of voting rights  Percentage of voting rights
 9,000,000                4.86%

  
 9. Chain of controlled undertakings through which the voting rights and /or
 the financial instruments are effectively held, if applicable:
 JP Morgan Chase - 9,000,000

   Proxy Voting:

 10. Name of proxy holder:                                         
                                                                   
 11. Number of voting rights proxy holder will cease to hold:      
                                                                   
 12. Date on which proxy holder will cease to hold voting rights:  
                                                                   

   13. Additional information:

 14 Contact name:               Elaine Coleman

 15. Contact telephone number:  01491 417394


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


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