<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM AVAX
TECHNOLOGIES, INC. STATEMENT OF INCOME FOR YEAR AND NINE MONTHS ENDED DECEMBER
31, 1999 AND SEPTERMBER 30, 2000, RESPECTIVELY, AND BALANCE SHEET AS OF DECEMBER
31, 1999 AND SEPTEMBER 30, 2000, AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE
TO SUCH FINANCIAL STATMENTS.
</LEGEND>
<S> <C> <C>
<PERIOD-TYPE> 12-MOS 9-MOS
<FISCAL-YEAR-END> DEC-31-1999 SEP-30-2000
<PERIOD-START> JAN-01-1999 JAN-01-2000
<PERIOD-END> DEC-31-1999 SEP-30-2000
<CASH> 3,426,059 7,203,396
<SECURITIES> 8,868,621 24,243,148
<RECEIVABLES> 0 38,408
<ALLOWANCES> 0 0
<INVENTORY> 0 43,548
<CURRENT-ASSETS> 12,631,501 31,986,701
<PP&E> 2,458,678 3,241,347
<DEPRECIATION> 116,862 614,847
<TOTAL-ASSETS> 14,973,317 41,357,446
<CURRENT-LIABILITIES> 401,263 2,038,531
<BONDS> 0 247,752
0 0
1,752 867
<COMMON> 44,311 66,167
<OTHER-SE> 14,023,650 36,428,881
<TOTAL-LIABILITY-AND-EQUITY> 14,973,317 41,357,446
<SALES> 0 248,003
<TOTAL-REVENUES> 0 0
<CGS> 0 123,569
<TOTAL-COSTS> 8,551,973 11,901,220
<OTHER-EXPENSES> 0 0
<LOSS-PROVISION> 0 0
<INTEREST-EXPENSE> 0 0
<INCOME-PRETAX> (7,867,563) (10,111,187)
<INCOME-TAX> 0 0
<INCOME-CONTINUING> (7,867,563) (10,111,187)
<DISCONTINUED> 0 0
<EXTRAORDINARY> 0 0
<CHANGES> 0 0
<NET-INCOME> (7,867,563)<F1> (10,111,187)<F1>
<EPS-BASIC> (.74) (.68)
<EPS-DILUTED> 0 0
<FN>
<F1>EPS - BASIC
</FN>
</TABLE>