Transaction in Own Shares

JP Morgan Mid Cap Invest Trust PLC 
14 March 2008



                       LONDON STOCK EXCHANGE ANNOUNCEMENT

                     JPMORGAN MID CAP INVESTMENT TRUST PLC

                 REPURCHASE OF ORDINARY SHARES FOR CANCELLATION


JPMorgan Mid Cap Investment Trust plc yesterday purchased 21,700 ordinary shares
for cancellation at 510.07 pence per share.

Following the transaction the remaining shares in issue total 26,357,180.


14th March 2008


For further information, please contact:

Andrew Norman
JPMorgan Asset Management (UK)Limited, 020 7742 6000

Gavin Tooke
Dresdner Kleinwort - Stockbrokers to the Company
0207 623 8000



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