REG-Keystone IT Plc: Net Asset Value(s)

Invesco Asset Management Limited

HEADLINE: Net Asset Values

It is announced that at the close of business on 1 April 2010, the unaudited
net asset values per share (AIC basis) of the following investment trust
companies managed by Invesco Asset Management Limited were:-

NAVs with Debt at Par & Fair Value

Company Undiluted Diluted Undiluted Diluted

Capital Capital Cum Cum

Income Income

(pence) (pence) (pence) (pence)

Keystone Investment Trust plc Debt at Par 1161.76 - 1161.74 -

Debt at Fair 1140.38 1140.36
Value

Note 2

All the above NAVs have been calculated using the fair value prices for the
underlying investments.

Note:

2. The NAVs above include a provision for performance fee, where applicable.

6 April 2010

END