Holding(s) in Company

JPMorgan US Discovery IT PLC
02 January 2007



                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES



1)   Name of company


JPMORGAN US DISCOVERY INVESTMENT TRUST PLC


2)   Name of shareholder having a major interest

PUDDLE DOCK NOMINEES LIMITED


3)   Please state whether notification indicates that it is in respect of
holding of the shareholder named in 2 above or in respect of a non-beneficial
interest or in the case of an individual holder if it is a holding of that
person's spouse or children under the age of 18

IN RESPECT OF 2 ABOVE AND NON- BENEFICIAL


4)   Name of the registered holder(s) and, if more than one holder, the number
of shares held by each of them

PUDDLE DOCK NOMINEES LIMITED


5)   Number of shares/amount of stock acquired

NOT NOTIFIED


6)   Percentage of issued class

NOT NOTIFIED


7)   Number of shares/amount of stock disposed

NOT NOTIFIED


8)   Percentage of issued class

NOT NOTIFIED


9)   Class of security

ORDINARY 25P SHARES


10)  Date of transaction

N/A


11)  Date company became aware of holding

N/A


12)  Total holding following this notification

1,169,500


13)  Total percentage holding of issued class following this notification

11.51%


14)  Any additional information

JPMorgan US Discovery Investment Trust plc announces that JPMorgan Equity Plan
Managers Limited has a notifiable interest in 1,169,500 ordinary shares, being
11.51 per cent. of the issued share capital of the Company. These shares are
held on behalf of participants in the JPMorgan investment trust savings
products. JPMorgan Equity Plan Managers Limited has a notifiable interest in
these shares because, in certain circumstances and subject to certain
limitations agreed with the Takeover Panel to ensure compliance with the
Takeover Code, JPMorgan is entitled to exercise the voting rights attached to
these shares if the relevant plan participants do not do so.


15)  Name of contact and telephone number for queries

VICTORIA STREATER  020 7742 3453


16)  Name and signature of authorised company official responsible for making
this notification

HILARY LOWE


 Date of notification: 2ND JANUARY 2007






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