<ARTICLE>      5 
<LEGEND>       THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION 
               FROM THE ACCOMPANYING FINANCIAL STATEMENTS AND IS QUALIFIED IN
               ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENT
</LEGEND>
<MULTIPLIER> 1,000 
       
                                 
<PERIOD-TYPE>                       3-MOS
<FISCAL-YEAR-END>                   DEC-31-1998
<PERIOD-START>                      JUL-01-1998
<PERIOD-END>                        SEP-30-1998
<CASH>                                 44,740
<SECURITIES>                           78,106
<RECEIVABLES>                           9,808
<ALLOWANCES>                                0
<INVENTORY>                                 0
<CURRENT-ASSETS>                      132,654
<PP&E>                                 22,169
<DEPRECIATION>                              0
<TOTAL-ASSETS>                        178,479
<CURRENT-LIABILITIES>                  10,891
<BONDS>                                     0
<PREFERRED-MANDATORY>                       0
<PREFERRED>                                 0
<COMMON>                                  186
<OTHER-SE>                            167,402
<TOTAL-LIABILITY-AND-EQUITY>          178,479
<SALES>                                11,878
<TOTAL-REVENUES>                       11,878
<CGS>                                       0
<TOTAL-COSTS>                               0
<OTHER-EXPENSES>                       11,189
<LOSS-PROVISION>                            0
<INTEREST-EXPENSE>                          0
<INCOME-PRETAX>                           689
<INCOME-TAX>                                0
<INCOME-CONTINUING>                       689
<DISCONTINUED>                              0
<EXTRAORDINARY>                             0
<CHANGES>                                   0
<NET-INCOME>                              689
<EPS-PRIMARY>                           $0.04
<EPS-DILUTED>                           $0.04