Net Asset Value(s)

NET ASSET VALUE

THE THROGMORTON TRUST PLC

The unaudited net asset value for The Throgmorton Trust PLC at close of
business on 31 December 2009 was:

144.56p Capital only
148.65p Including current Year Revenue
144.56p Capital only (diluted for treasury shares)
148.65p Including current year income (diluted for treasury shares)
144.80p Capital only (diluted for subscription shares)
148.21p Including current year income (diluted for subscription shares)

Notes:

1. Investments have been valued on a bid price basis.

2. Following the recent Tender Offer and Bonus Issue of Subscription Shares,
the Company's issued share capital now consists of 74,116,108 Ordinary Shares
(excluding treasury shares), 7,400,000 shares held in treasury and 14,822,901
Subscription Shares.

3. Revenue items included in net asset value, with dividends payable deducted
on the ex-dividend date.