Net Asset Value(s)

NET ASSET VALUE

BLACKROCK THROGMORTON TRUST PLC

The unaudited net asset values for BlackRock Throgmorton Trust plc at close of
business on 14 April 2014 were:

335.63p Capital only
336.75p including current year revenue XD
335.63p Capital only (adjusted for treasury shares)
336.75p including current year income (adjusted for treasury shares) XD

Notes:

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

2. The Company's issued share capital comprises 73,130,326 Ordinary Shares and
7,400,000 Treasury Shares.

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