<TABLE> <S> <C>

<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
UNAUDITED CONSOLIDATED BALANCE SHEET AS OF MARCH 31, 2000 AND THE UNAUDITED
CONSOLIDATED STATEMENT OF OPERATIONS FOR THE SIX MONTHS ENDED MARCH 31, 2000
AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000

<S>                             <C>                     <C>                     <C>                     <C>
<PERIOD-TYPE>                   6-MOS                   3-MOS                   6-MOS                   3-MOS
<FISCAL-YEAR-END>                          SEP-30-2000             SEP-30-2000             SEP-30-1999             SEP-30-1999
<PERIOD-START>                             OCT-01-1999             JAN-01-2000             OCT-01-1998             JAN-01-1999
<PERIOD-END>                               MAR-31-2000             MAR-31-2000             MAR-31-1999             MAR-31-1999
<CASH>                                           2,629                       0                       0                       0
<SECURITIES>                                    55,575                       0                       0                       0
<RECEIVABLES>                                      910                       0                       0                       0
<ALLOWANCES>                                         0                       0                       0                       0
<INVENTORY>                                          0                       0                       0                       0
<CURRENT-ASSETS>                                59,292                       0                       0                       0
<PP&E>                                             495                       0                       0                       0
<DEPRECIATION>                                       0                       0                       0                       0
<TOTAL-ASSETS>                                  73,295                       0                       0                       0
<CURRENT-LIABILITIES>                           24,704                       0                       0                       0
<BONDS>                                            125                       0                       0                       0
<PREFERRED-MANDATORY>                                0                       0                       0                       0
<PREFERRED>                                          0                       0                       0                       0
<COMMON>                                            41                       0                       0                       0
<OTHER-SE>                                      48,532                       0                       0                       0
<TOTAL-LIABILITY-AND-EQUITY>                    73,295                       0                       0                       0
<SALES>                                          1,539                     498                     327                     164
<TOTAL-REVENUES>                                 1,539                     498                     327                     164
<CGS>                                            1,304                     373                     215                     106
<TOTAL-COSTS>                                    7,147                   4,100                   3,644                   3,566
<OTHER-EXPENSES>                                   353                     165                     335                     335
<LOSS-PROVISION>                                     0                       0                       0                       0
<INTEREST-EXPENSE>                                  35                      14                       0                       0
<INCOME-PRETAX>                                (7,300)                 (4,167)                 (3,937)                 (3,842)
<INCOME-TAX>                                   (1,250)                   (733)                       0                       0
<INCOME-CONTINUING>                                  0                       0                       0                       0
<DISCONTINUED>                                       0                       0                       0                       0
<EXTRAORDINARY>                                      0                       0                       0                       0
<CHANGES>                                            0                       0                       0                       0
<NET-INCOME>                                   (6,050)                 (3,434)                 (3,937)                 (3,842)
<EPS-BASIC>                                      (.16)                   (.09)                   (.28)                   (.22)
<EPS-DILUTED>                                    (.16)                   (.09)                   (.28)                   (.22)


</TABLE>