Holding(s) in Company

JPMorgan American IT PLC
07 September 2006

                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   Name of company

JPMORGAN AMERICAN INVESTMENT TRUST PLC

2)   Name of shareholder having a major interest

ASSET VALUE INVESTORS 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

AS ABOVE

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


BoNY Nominees                                           615,156            1.42%
Chase Nominees                                        1,685,552            3.89%
State Street Nominees                                   111,600            0.26%
Mellon                                                  119,279            0.28%
Pictet                                                   77,954            0.18%
Nortrust Nominees                                       452,406            1.05%




5)   Number of shares/amount of stock acquired

25,000


6)   Percentage of issued class

0.06%

7)   Number of shares/amount of stock disposed

N/A

8)   Percentage of issued class

N/A

9)   Class of security

ORDINARY 25P SHARES

10)  Date of transaction

NOT DISCLOSED

11)  Date company informed

7TH SEPTEMBER 2006

12)  Total holding following this notification

3,061,947

13)  Total percentage holding of issued class following this notification

7.07%

14)  Any additional information

N/A

15)  Name of contact and telephone number for queries

CLAIRE FAVIER-TILSTON   020 7742 6000

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



ANDREW NORMAN



Date of notification: 7TH SEPTEMBER 2006






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