Net Asset Value

RNS Number:5376F
Marwyn Value Investors Ltd
11 October 2007




                         Marwyn Value Investors Limited

                       Net Asset Value per Ordinary Share


The board of directors of Marwyn Value Investors Limited (the "Company") today
announce that the estimated net asset value per ordinary share of the Company
based on the estimated value of the Marwyn Neptune Fund LP is #1.452 as at 30
September 2007. This has not been adjusted for any potential warrant exercise
dilution.

Warrant Summary
                        Number     Exercise Price    Subscription Period

Series Two Warrants   7,500,000       #1.30           22 February 2009


As at 30 September the share price of an ordinary share in the Company
represented a discount of 19.8% to the net asset value per ordinary share.

As at 30 September the share price of an ordinary share in the Company was 
above the exercise price for the Series Two Warrants.


Historic Performance

                          Estimated            Movement over     Year to date 
                        Undiluted NAV (#)        Month (%)        movement (%)      
   2007

September                  1.452                   0.9                0.8
August                     1.439                 -4.17               -0.1
July                       1.502                   0.2                4.3
June                       1.499                  -2.3                4.1
May                        1.534                   0.0                6.5
April                      1.534                  -5.7                6.5
March                      1.626                   5.1                13.0
February                   1.547                   3.6                7.4
January                    1.493                   3.7                3.7

   2006

December                   1.440                   4.8                50.9
November                   1.374                   1.3                44.0
October                    1.357                   2.6                42.2
September                  1.323                   5.7                38.6
August                     1.252                   1.8                31.2



Enquiries to:

Fortis Fund Services (Guernsey) Limited
PO Box 119
Martello Court
Admiral Park
St Peter Port
Guernsey, GY1 3HB



                      This information is provided by RNS
            The company news service from the London Stock Exchange

END
NAVIIFEAIRLLLID