Royce Micro-Cap Trust (NYSE: RMT) as of  March 31, 2013

  Royce Micro-Cap Trust (NYSE: RMT) as ofMarch 31, 2013

  *Only micro-cap closed-end fund
  *Average weekly trading volume of approximately 281,000 shares
  *Fund’s adviser has more than 35 years of small- and micro-cap investment
    experience

Business Wire

NEW YORK -- April 15, 2013

Royce Micro-Cap Trust (NYSE: RMT):

Closing Prices March 31, 2013

NAV $ 12.04
MKT $ 10.70

Total Return Performance                                
Periods ended March 31, 2013                     NAV       MKT
                                                           
1 Month*                                         4.62  %   4.05  %
Year to Date*                                    11.40     14.62
One-Year                                         17.37     20.05
Three-Year Average Annual                        12.78     14.41
Five-Year Average Annual                         6.75      6.34
10-Year Average Annual                           12.38     12.21
                                                           
*Not annualized
                                                           
Portfolio Diagnostics
                                                           
Wtd Average Geometric Market Cap:   $377 million
Wtd. Average P/E Ratio:             17.9*
Wtd. Average P/B Ratio:             1.6x
Net Assets:                         $353 million
Net Leverage:                       6%

*Excludes 21% of portfolio holdings with zero or negative earnings as of
3/31/13.

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

Portfolio Composition

Top 10 Positions                   % of Net Assets
1. Integrated Electrical Services   1.8%
2. Kennedy-Wilson Holdings          1.6
3. Virtus Investment Partners       1.5
4. Seneca Foods Cl. B               1.3
5. Quaker Chemical Corp.            1.3
6. Tennant Company                  1.3
7. Flexsteel Industries             1.2
8. Sapient Corp.                    1.2
9. Raven Industries                 1.1
10. America’s Car-Mart              1.1
                                    
Top Five Sectors                    % of Net Assets
1. Industrials                      29%
2. Information Technology           24
3. Financials                       19
4. Consumer Discretionary           12
5. Materials                        8

Recent Developments

Royce Micro-Cap Trust, Inc. (NYSE-RMT) has declared a quarterly distribution
of $0.13 per share on its Common Stock. The distribution, optionally payable
in additional shares of Common Stock, or in cash by specific stockholder
election, was paid on March 25, 2013 to stockholders of record at the close of
business on March 6, 2013 (ex-dividend on March 4, 2013). The price of shares
issued for reinvestment determined on March 13, 2013 was $10.60.

Royce Micro-Cap Trust, Inc. is a closed-end diversified investment company
whose shares of Common Stock (RMT) 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 $750 million or less.

Daily net asset values (NAVs) for Royce Micro-Cap Trust, Inc. are now
available on our website and online through most ticker symbol lookup services
and on broker terminals under the symbol XOTCX. For more information, please
call The Royce Funds at (800) 221-4268 or visit our website at
www.roycefunds.com

Contact:

Royce Micro-Cap Trust, Inc.
John D. Diederich, 212-355-7311