Royce Micro-Cap Trust as of May 31, 2008

Business Wire, June 18, 2008

* 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

NEW YORK -- Royce Micro-Cap Trust (NYSE: RMT):

Closing Prices - May 31, 2008













NAV $ 12.55






MKT $ 12.36
Total Return Performance                  >                >               >



Periods ended May 31, 2008                >                >  NAV          >
MKT


                                          >                >               >



1 Month*                                  >                >  4.-       %  >

10.26
%
Year to Date*                             >                >  -3-          >

6.79

One-Year                                  >                >  -1-          >

-13.81

Three-Year Average Annual                 >                >  9.-          >

8.02

Five-Year Average Annual                  >                >  15-          >

17.01

10-Year Average Annual                    >                >  10-          >

11.44

                                          >                >               >



*Not annualized                           >                >               >



                                          >                >               >



Portfolio Diagnostics                     >                >               >



                                          >                >               >



Wtd Average Market Cap:                   >                >  $3-          >



Wtd. Average P/E Ratio:                   >                >  17-          >



Wtd. Average P/B Ratio:                   >                >  1.-          >



Wtd. Average Portfolio Yield:             >                >  1.-          >



Net Assets Attributable to Common Stock:  >                >  $3-          >



Net Leverage:                             >                >  11%          >

*Excludes 21% of portfolio holdings with zero or negative earnings as of 5/31/08.

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. Pegasystems Inc.                 >
1.5%




2. ASA Bermuda                      >
1.3




3. Peerless Manufacturing           >
1.2




4. Exponent                         >
1.2




5. Seneca Foods Cl. B               >
1.2




6. Gulfmark Offshore                >
1.2




7. Pason Systems                    >
1.1




8. MVC Capital                      >
1.1




9. Weyco Corp.                      >
1.1




10. Green Mountain Coffee Roasters  >
1.1




                                    >





Top Five Industries                 >
% of Net Assets




1. Technology                       >
22%




2. Industrial Products              >
17




3. Industrial Services              >
15




4. Health                           >
13




5. Natural Resources                >
13

Recent Development

Royce Micro-Cap Trust, Inc. (NYSE-RMT) declared a quarterly distribution of $0.31 per share on its Common Stock, on June 23, 2008 to stockholders of record at the close of business on June 6, 2008 (ex-dividend on June 4, 2008). The price of shares issued for reinvestment was $11.28.

Royce Micro-Cap Trust, Inc. declared 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 June 23, 2008 to stockholders of record at the close of business on June 6, 2008 (ex-dividend on June 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.

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