<ARTICLE>      5 
<LEGEND>       THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION 
               FROM THE ACCOMPANYING FINANCIAL STATEMENTS AND IS QUA
               ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENT
</LEGEND>
<MULTIPLIER> 1,000 
       
                                 
<PERIOD-TYPE>                       3-MOS
<FISCAL-YEAR-END>                   DEC-31-1998
<PERIOD-START>                      APR-01-1998
<PERIOD-END>                        JUN-30-1998
<CASH>                                 16,715
<SECURITIES>                           90,748
<RECEIVABLES>                           3,335
<ALLOWANCES>                                0
<INVENTORY>                                 0
<CURRENT-ASSETS>                      110,798
<PP&E>                                 13,349
<DEPRECIATION>                              0
<TOTAL-ASSETS>                        173,723
<CURRENT-LIABILITIES>                   7,476
<BONDS>                                     0
<PREFERRED-MANDATORY>                       0
<PREFERRED>                                 0
<COMMON>                                  185
<OTHER-SE>                            166,062
<TOTAL-LIABILITY-AND-EQUITY>          173,723
<SALES>                                 8,358
<TOTAL-REVENUES>                        8,358
<CGS>                                       0
<TOTAL-COSTS>                               0
<OTHER-EXPENSES>                        9,286
<LOSS-PROVISION>                            0
<INTEREST-EXPENSE>                          0
<INCOME-PRETAX>                          (928)
<INCOME-TAX>                                0
<INCOME-CONTINUING>                      (928)
<DISCONTINUED>                              0
<EXTRAORDINARY>                             0
<CHANGES>                                   0
<NET-INCOME>                             (928)
<EPS-PRIMARY>                          ($0.05)
<EPS-DILUTED>                          ($0.05)