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 20 December 2010 was:

229.22p Capital only
231.91p Including current year revenue
229.22p Capital only (adjusted for treasury shares)
231.91p Including current year income (adjusted for treasury shares)
214.08p Capital only (diluted for subscription shares)
216.07p 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.