Last checked at 
18 Apr 2007 16:54
TR-1 (i) NOTIFICATION OF MAJOR INTERESTS IN SHARES
1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached (ii):
Pantheon International Participants Plc
2. Reason for the notification State Yes/No 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): Special Notification required by DTR Yes
3. Full name of person(s) subject to the notification obligation Newton (iii):
Investment Management Limited 4. Full name of shareholder(s) (if different from 3.) (iv): Newton Investment Management Limited 5. Date of the transaction (and date on which the threshold is crossed or reached if different) (v): 6. Date on which issuer notified: 18 April 2007 7. Threshold(s) that is/are crossed or reached: N/A 8. Notified details: ISIN GB0004148507
A: Voting rights attached to shares
Class/type of Situation Resulting situation after the triggering
shares previous to transaction (vii) if possible the Triggering using the ISIN transaction (vi)
CODE Number Number Number Number of voting % of voting of of of rights (ix) rights Shares Voting shares Rights (viii) Direct Direct Indirect Direct Indirect (x) (xi) Ordinary shares N/A N/A 1,028,192 N/A 3.88% GB0004148507 B: Financial Instruments
Resulting situation after the triggering transaction (xii)
Type of Expiration Exercise/ Number of voting % of financial date (xiii) Conversion rights that may be voting instrument Period/ Date (xiv) acquired if the rights instrument is exercised/ converted Total (A+B) Number of voting rights % of voting rights 1,028,192 3.88%
9. Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held, if applicable (xv):
Newton Investment Management Limited hold these shares as a discretionary Investment Manager. 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 N/A
rights: 13. Additional information: N/A 14. Contact name: Clare Cox/Barry Smalls
15. Contact telephone number: +44(0)207 163 2331/2251
Annex Notification Of Major Interests In Shares (xvi)
A: Identity of the person or legal entity subject to the notification obligation Full name (including legal form for legal entities) Newton Investment Management Ltd Contact address (registered office for legal entities) Mellon Financial
Centre, 160 Queen Victoria Street, London, EC4V 4LA Phone number +44(0)207 163 9000
Other useful information (at least legal representative for Rachel Wheeler legal persons)
B: Identity of the notifier, if applicable (xvii)
Full name Newton Investment Management Ltd Contact address Mellon Financial Centre, 160 Queen Victoria Street, London, EC4V 4LA Phone number +44(0)207 163 9000
Other useful information (e.g. functional relationship with Discretionary the person
Investment or legal entity subject to the notification obligation) Manager
C: Additional information
PANTHEON INTERNATIONAL PARTICIPATIONS PLC