Holding(s) in Company

JP Morgan Mid Cap Invest Trust PLC 
15 March 2006

                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES


1)   Name of company

JPMORGAN MID CAP INVESTMENT TRUST PLC

2)   Name of shareholder having a major interest

JPMORGAN ELECT PLC (MANAGED GROWTH)

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

JPMORGAN ELECT PLC (MANAGED GROWTH)



5)   Number of shares/amount of stock acquired

NOT APPLICABLE


6)   Percentage of issued class

NOT APPLICABLE

7)   Number of shares/amount of stock disposed

250,000


8)   Percentage of issued class

0.78%

9)   Class of security

ORDINARY 25P SHARES

10)  Date of transaction

NOT DISCLOSED

11)  Date company informed

14 MARCH 2006

12)  Total holding following this notification

879,560

13)  Total percentage holding of issued class following this notification

2.74%

14)  Any additional information

N/A

15)  Name of contact and telephone number for queries

CHRIS LEGG  020 7742 6000

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



PHILIP JONES



Date of notification: 15 MARCH 2006






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