<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE BALANCE
SHEET AS OF DECEMBER 31, 1999, INTERIM BALANCE SHEET AS OF SEPTEMBER 30, 2000
AND STATEMENTS OF OPERATIONS FOR THE THREE AND SIX MONTHS ENDED SEPTEMBER 30,
2000.
</LEGEND>
<MULTIPLIER> 1,000

<S>                             <C>                <C>                  <C>                  <C>             <C>
<PERIOD-TYPE>                   YEAR              3-MOS                3-MOS                6-MOS            6-MOS
<FISCAL-YEAR-END>               DEC-31-1999       SEP-30-1999          SEP-30-2000          SEP-30-1999      SEP-30-2000
<PERIOD-START>                  JAN-01-1999       JAN-01-1999          JAN-01-2000          JAN-01-1999      JAN-01-2000
<PERIOD-END>                    DEC-31-1999       SEP-30-1999          SEP-30-2000          SEP-30-1999      SEP-30-2000
<CASH>                                  848                 0              116,298                    0          116,298
<SECURITIES>                              0                 0                    0                    0                0
<RECEIVABLES>                           585                 0                1,774                    0            1,774
<ALLOWANCES>                              0                 0                    0                    0                0
<INVENTORY>                               0                 0                    0                    0                0
<CURRENT-ASSETS>                      1,638                 0              119,965                    0          119,965
<PP&E>                                4,973                 0                7,641                    0            7,641
<DEPRECIATION>                            0                 0                    0                    0                0
<TOTAL-ASSETS>                        6,774                 0              127,910                    0          127,910
<CURRENT-LIABILITIES>                 5,439                 0                7,879                    0            7,879
<BONDS>                               2,788                 0                5,107                    0            5,107
<PREFERRED-MANDATORY>                     0                 0                    0                    0                0
<PREFERRED>                          14,447                 0                    0                    0                0
<COMMON>                              3,087                 0              159,632                    0          159,632
<OTHER-SE>                                0                 0                    0                    0                0
<TOTAL-LIABILITY-AND-EQUITY>          6,774                 0              127,910                    0          127,910
<SALES>                                   0                 0                    0                    0                0
<TOTAL-REVENUES>                          0               244                  206                  922              760
<CGS>                                     0                 0                    0                    0                0
<TOTAL-COSTS>                             0             4,176                9,799                9,713           26,728
<OTHER-EXPENSES>                          0                 0                    0                    0                0
<LOSS-PROVISION>                          0                 0                    0                    0                0
<INTEREST-EXPENSE>                        0              (25)                1,004                  141            1,220
<INCOME-PRETAX>                           0           (3,957)              (8,589)              (8,732)         (24,748)
<INCOME-TAX>                              0                 0                    0                    0                0
<INCOME-CONTINUING>                       0                 0                    0                    0                0
<DISCONTINUED>                            0                 0                    0                    0                0
<EXTRAORDINARY>                           0                 0                    0                    0           22,360
<CHANGES>                                 0                 0                    0                    0                0
<NET-INCOME>                              0           (3,957)              (8,589)              (8,732)         (47,108)
<EPS-BASIC>                               0            (3.52)               (0.44)              (11.91)           (5.65)
<EPS-DILUTED>                             0            (3.52)               (0.44)              (11.91)           (5.65)


</TABLE>