<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM CONDENSED
FINANCIAL STATEMENTS AND NOTES TO CONDENSED FINANCIAL STATEMENTS AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> JUL-31-2000
<PERIOD-START> AUG-01-1999
<PERIOD-END> APR-30-2000
<CASH> 82,363
<SECURITIES> 44,976
<RECEIVABLES> 3,384
<ALLOWANCES> (119)
<INVENTORY> 0
<CURRENT-ASSETS> 132,923
<PP&E> 5,877
<DEPRECIATION> (1,183)
<TOTAL-ASSETS> 137,929
<CURRENT-LIABILITIES> 12,797
<BONDS> 489
0
0
<COMMON> 28
<OTHER-SE> 124,615
<TOTAL-LIABILITY-AND-EQUITY> 137,929
<SALES> 10,189
<TOTAL-REVENUES> 10,189
<CGS> 6,202
<TOTAL-COSTS> 6,202
<OTHER-EXPENSES> 16,562
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 0
<INCOME-PRETAX> (10,902)
<INCOME-TAX> 0
<INCOME-CONTINUING> (10,902)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (10,902)
<EPS-BASIC> (1.05)
<EPS-DILUTED> (1.05)
</TABLE>