<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
COMPANY'S STATEMENT OF INCOME FOR YEAR AND THREE MONTHS ENDED DECEMBER 31, 1998
AND SEPTEMBER 30, 1999, RESPECTIVELY, AND BALANCE SHEET AS OF DECEMBER 31, 1998
AND SEPTEMBER 30, 1999, AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>

<S>                             <C>                     <C>
<PERIOD-TYPE>                   12-MOS                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1998             DEC-31-1999
<PERIOD-START>                             JAN-01-1998             JAN-01-1999
<PERIOD-END>                               DEC-31-1998             SEP-30-1999
<CASH>                                         344,940                 850,794
<SECURITIES>                                 9,377,678              11,361,107
<RECEIVABLES>                                        0                       0
<ALLOWANCES>                                         0                       0
<INVENTORY>                                          0                       0
<CURRENT-ASSETS>                             9,953,319              12,211,901
<PP&E>                                       1,225,891               2,441,319
<DEPRECIATION>                                  35,477                  56,914
<TOTAL-ASSETS>                              11,143,733              14,797,047
<CURRENT-LIABILITIES>                          886,646                 542,404
<BONDS>                                              0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                      1,127                   1,798
<COMMON>                                        40,028                  43,835
<OTHER-SE>                                  10,215,932              14,209,010
<TOTAL-LIABILITY-AND-EQUITY>                11,143,733              14,797,047
<SALES>                                              0                       0
<TOTAL-REVENUES>                                     0                       0
<CGS>                                                0                       0
<TOTAL-COSTS>                                6,535,358               6,012,768
<OTHER-EXPENSES>                                     0                       0
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                                   0                       0
<INCOME-PRETAX>                            (5,838,130)             (5,516,158)
<INCOME-TAX>                                         0                       0
<INCOME-CONTINUING>                        (5,838,130)             (5,516,158)
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                               (5,838,130)<F1>         (5,516,158)<F1>
<EPS-BASIC>                                      (.87)                   (.52)
<EPS-DILUTED>                                        0                       0
<FN>
<F1>EARNINGS PER SHARE (EPS)-BASIC
</FN>


</TABLE>