Net Asset Value(s)

ALLIANCE TRUST PLC

At the close of business on Thursday 10 September 2009, the unaudited net asset
value per ordinary share of 2.5p, valued on a bid price basis:

1) excluding income after tax, interest and management expenses arising, of
5.1p per ordinary share is 357.4p and

2) including income after tax, interest and management expenses arising is
362.5p.

For further information, please contact:-

Ian Anderson                  
                              
Alliance Trust PLC            
                              
Tel. [phone]