Royce Micro-Cap Trust Announces Performance Data &
Portfolio Composition as of March 31, 2008
Royce & Associates, Inc.


New York, April 16, 2008 -- Royce Micro-Cap Trust (RMT)

-- Only micro-cap closed-end fund
-- Average weekly trading volume of approximately 281,000 shares
-- Fund's adviser has more than 30 years of small- and micro-cap investment experience

Closing Prices - March 31, 2008
NAV  $ 11.68
MKT  $ 10.58


Total Return Performance 

Periods ended March 31, 2008	NAV	MKT
1 Month*	-2.28%	-2.03%
Year to Date*	-10.62	-8.59
One-Year	-14.03	-26.87
Three-Year Average Annual	6.18	3.06
Five-Year Average Annual	18.32	18.41
10-Year Average Annual	9.63	9.16

*Not Annualized


Portfolio Diagnostics

Wtd. Average Market Cap:	$277 million
Wtd. Average P/E Ratio:	15.3x*
Wtd. Average P/B Ratio:	1.5x
Wtd. Average Portfolio Yield:	1.0%
Net Assets Attributable to Common Stock:	$352 million
Net Leverage:	11%

* Excludes 21% of portfolio holdings with zero or negative earnings as of 3/31/08.

Net leverage is the percentage, in excess of 100%, of the total value of equity type investments, divided by net assets, applicable to common stock.


Portfolio Composition

Top 10 Positions	% of Net Assets
1. ASA	1.4%
2. Exponent	1.3
3. Seneca Foods Cl.B	1.3
4. Pegasystems	1.3
5. Weyco Group	1.2
6. Tennant Co.	1.2
7. Sapient Corp.	1.2
8. MVC Capital	1.2
9. ADDENDA Capital	1.2
10. PAREXEL	1.2

Top Five Industries	% of Net Assets
1. Technology	23%
2. Industrial Products	17
3. Industrial Services	16
4. Health	14
5. Natural Resources	13

 
Recent Developments 
Royce Micro-Cap Trust, Inc. (NYSE: RMT) paid a quarterly distribution of $0.33 per share on its Common Stock, on March 6, 2008 (ex-dividend on March 4, 2008). The price of shares issued for reinvestment on March 13, 2008 was $10.45.

Royce Micro-Cap Trust, Inc. paid a cash dividend of $0.375 per share on its Cumulative Preferred Stock, based on an annual rate of 6.00% of the initial liquidation preference of $25.00 per share, on March 24, 2008 to stockholders of record at the close of business on March 6, 2008 (ex-dividend on March 4, 2008).

Royce Micro-Cap Trust, Inc. is a closed-end diversified investment company whose shares of Common Stock (RMT) and 6.00% Cumulative Preferred Stock (RMTpra) are listed and traded on the New York Stock Exchange. The Fund's investment goal is long-term capital growth, which it seeks by investing primarily in equity securities of companies that, at the time of investment, have market capitalization of $500 million or less.


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