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 1 June 2010 was:

155.98p Capital only
157.32p Including current Year Revenue
155.98p Capital only (adjusted for treasury shares)
157.32p Including current year income (adjusted for treasury shares)
154.32p Capital only (diluted for subscription shares)
155.44p 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 and
conversion of 12,426 subscription shares with effect
from 8 February 2010, the Company's issued share capital now consists of
74,164,475 Ordinary Shares (excluding treasury shares), 7,400,000 shares held
in treasury and 14,774,534 Subscription Shares.

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