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 21 December 2010 was:

230.31p Capital only
232.99p Including current year revenue
230.31p Capital only (adjusted for treasury shares)
232.99p Including current year income (adjusted for treasury shares)
214.96p Capital only (diluted for subscription shares)
217.16p Including current year income (diluted for subscription shares)

Notes:

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

2. Following the conversion of 1,452,522 Subscription Shares into Ordinary
Shares on 5 November 2010, the Company's issued share capital now comprises 59,819,714 Ordinary Shares,
7,400,000 Treasury Shares and 13,310,612 Subscription Shares.

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