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 11 May 2011 was:

245.50p Capital only
246.82p Including current year revenue
245.50p Capital only (adjusted for treasury shares)
246.82p Including current year income (adjusted for treasury shares)
231.55p Capital only (diluted for subscription shares)
232.69p Including current year income (diluted for subscription shares)

Notes:

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

2. Following the conversion of 2,082,544 Subscription Shares into Ordinary
Shares on 11 May 2011, the Company's issued share capital now comprises 
62,879,817 Ordinary Shares, 7,400,000 Treasury Shares and 10,250,509 Subscription 
Shares.

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