REG-BlackRock Investment Trusts: Net Asset Value(s)

BLACKROCK INVESTMENT TRUSTS

NET ASSET VALUE

BLACKROCK GREATER EUROPE INVESTMENT TRUST PLC

The unaudited net asset value for BlackRock Greater Europe Investment Trust plc
at close of business on 28 October 2009 was:

167.01p Capital only (undiluted)
166.91p Including current year income (undiluted) XD
166.98p Capital only (treasury shares)
166.88p Including current year income (diluted for treasury shares) XD

Notes:

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

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

3. The undiluted net asset value above has been calculated based on 105,124,598
ordinary shares, excluding 1,696,092 shares currently held in Treasury.

4. For the latest daily net asset value, previous month end performance
statistics, asset allocation and ten largest holdings of the BlackRock managed
Investment Trusts; see BLRKINDEX on Reuters or page 8800 on ICB (Topic 3).

NET ASSET VALUE

BLACKROCK WORLD MINING TRUST PLC

The unaudited net asset value for BlackRock World Mining Trust plc at close of
business on 28 October 2009 was:

567.33p Capital only (undiluted)
572.14p Including current year income (undiluted)

Notes:

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

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

3. The undiluted net asset value per share has been calculated on 177,762,242
ordinary shares excluding 15,249,600 held in treasury.

4. For the latest daily net asset value, previous month end performance
statistics, asset allocation and ten largest holdings of the BlackRock managed
Investment Trusts; see BLRKINDEX on Reuters or page 8800 on ICB (Topic 3).

NET ASSET VALUE

BLACKROCK NEW ENERGY INVESTMENT TRUST PLC

The unaudited net asset value for BlackRock New Energy Investment Trust plc at
close of business on 28 October 2009 was:

48.76p Capital (Pre Performance Fee)
48.76p Capital (Post Performance Fee)
49.01p Including income (Pre Performance Fee)
49.01p Including income (Post Performance Fee)
48.30p Capital (Pre Performance Fee) - diluted for subscription shares
48.30p Capital (Post Performance Fee) - diluted for subscription shares
48.51p Including income (Pre Performance Fee) - diluted for subscription shares
48.51p Including income (Post Performance Fee) - diluted for subscription
shares

Notes:

1. Under the investment management agreement dated 14 December 2006, a
performance fee is payable based on outperformance of the Company's benchmark
index if the Company's NAV reaches a high watermark of 55.58p. In accordance with the
AIC statement of Recommended Practice, the above NAV includes any relevant performance
fee provisions to the extent that the high watermark has been attained. The NAV prior
to the calculation of any performance fee accruals, for the purposes of calculating the
highwatermark, amounted to: 48.76p (capital only); 49.01p (including income); 48.30p
(capital only diluted); 48.51p (incl. income diluted).

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

4. The number of ordinary shares in issue totals 243,750,000. The number of
subscription shares in issue totals 48,749,811.

5. For the latest daily net asset value, previous month end performance
statistics, asset allocation and ten largest holdings of the BlackRock managed
Investment Trusts; see BLRKINDEX on Reuters or page 8800 on ICB (Topic 3).

NET ASSET VALUE

BLACKROCK SMALLER COMPANIES TRUST PLC

The unaudited net asset value for BlackRock Smaller Companies Trust plc at
close of business on 28 October 2009 was:

358.11p Capital only and including debt at par value
353.87p Capital only and including debt at fair value
361.62p Including current year income and debt at par value XD
357.37p Including current year income and debt at fair value XD

Notes:

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

2. 300,000 ordinary shares purchased on 9 April 2009, bringing the total amount
of ordinary shares held in treasury to 1,798,731. The total number of ordinary
shares in issue excluding treasury shares is 48,194,792.

3. For the latest daily net asset value, previous month end performance
statistics, asset allocation and ten largest holdings of the BlackRock managed
Investment Trusts; see BLRKINDEX on Reuters or page 8800 on ICB (Topic 3).

NET ASSET VALUE

BLACKROCK COMMODITIES INCOME INVESTMENT TRUST PLC

The unaudited net asset value for BlackRock Commodities Income Investment Trust
plc at close of business on 28 October 2009 was:

114.48p Capital only (undiluted)
115.44p Including current year income (undiluted)
114.55p Capital only (diluted NAV incorporating treasury shares)
115.49p Including current year income (diluted NAV incorporating treasury
shares)

Notes:

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

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

3. The unaudited NAV above has been calculated based on 74,825,662 shares.

4. Following the resale of 250,000 shares out of treasury on 15 July 2009,
there are 774,338 shares held in treasury.

5. For the latest daily net asset value, previous month end performance
statistics, asset allocation and ten largest holdings of the BlackRock managed
Investment Trusts; see BLRKINDEX on Reuters or page 8800 on ICB (Topic 3).

NET ASSET VALUE

BLACKROCK LATIN AMERICAN INVESTMENT TRUST PLC

The unaudited net asset value for BlackRock Latin American Investment Trust plc
at close of business on 28 October 2009 was:

901.79c per share (US cents) - Capital only
550.72p per share (pence sterling) - Capital only
911.26c per share (US cents) - Including current year income
556.51p per share (pence sterling) - Including current year income
866.46c per share (US cents) - Capital only with convertible bond at fair value
529.15p per share (pence sterling) - Capital only with convertible bond at fair
value
875.32c per share (US cents) - Including current year income with convertible
bond at fair value
534.56p per share (pence sterling) - Including current year income with
convertible bond at fair value
904.93c per share (US cents) - Fully diluted for full conversion of bond and
with treasury shares not sold (USD) incl. income
552.64p per share (pence sterling) - Fully diluted for full conversion of bond
and with treasury shares not sold (pence) incl. income

Notes:

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

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

3. Following the tender offer on 6 April 2009, 3,554,231 shares were tendered
and held in treasury and the cancellation of 400,000 shares held in treasury on
20 August 2009, the total number of shares now held in treasury is 3,554,231.
The number of shares in issue (excluding treasury shares) is 43,835,522.

4. For the latest daily net asset value, previous month end performance
statistics, asset allocation and ten largest holdings of the BlackRock managed
Investment Trusts; see BLRKINDEX on Reuters or page 8800 on ICB (Topic 3).

5. The treasury shares had no impact on the NAV as at 28 October 2009.
Therefore only the basic NAVs, the NAVs with the convertible bond at fair value
and the NAVs fully diluted for the full conversion of the convertible bonds
have been disclosed.

NET ASSET VALUE

THE THROGMORTON TRUST PLC

The unaudited net asset value for The Throgmorton Trust PLC at close of
business on 28 October 2009 was:

140.99p Capital only
144.62p Including current Year Revenue
140.99p Capital only (diluted for treasury shares)
144.62p Including current year income (diluted for treasury shares)
140.99p Capital only (diluted for subscription shares)
144.62p 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,
the Company's issued share capital now consists of 74,116,108 Ordinary Shares
(excluding treasury shares), 7,400,000 shares held in treasury and 14,822,901
Subscription Shares.

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

NET ASSET VALUE

THE EASTERN EUROPEAN TRUST PLC

The unaudited net asset value for The Eastern European Trust PLC at close of
business on 28 October 2009 was:

398.50c per share (US cents) - Including current year income
243.36p per share (pence sterling) - Including current year income

Notes:

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

2. Revenue items included in net asset value.

3. 20,000 ordinary shares were purchased on 9 September 2009, bringing the
total amount of ordinary shares held in treasury to 1,407,850. The total number
of ordinary shares in issue excluding treasury shares is 53,038,240.

END