<TABLE> <S> <C>
<PAGE>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE BALANCE
SHEET AND STATEMENT OF OPERATIONS OF UROLOGIX FOR THE TWELVE MONTH PERIOD
ENDING JUNE 30, 2000 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> JUN-30-2000
<PERIOD-START> JUL-01-1999
<PERIOD-END> JUN-30-2000
<CASH> 458,707
<SECURITIES> 23,138,875
<RECEIVABLES> 1,312,161
<ALLOWANCES> 284,667
<INVENTORY> 1,454,000
<CURRENT-ASSETS> 26,317,054
<PP&E> 5,259,383
<DEPRECIATION> 3,580,850
<TOTAL-ASSETS> 31,955,853
<CURRENT-LIABILITIES> 3,185,480
<BONDS> 0
0
0
<COMMON> 116,076
<OTHER-SE> 28,654,297
<TOTAL-LIABILITY-AND-EQUITY> 31,955,853
<SALES> 8,163,249
<TOTAL-REVENUES> 8,163,249
<CGS> 4,356,563
<TOTAL-COSTS> 4,356,563
<OTHER-EXPENSES> 12,381,445
<LOSS-PROVISION> 0
<INTEREST-EXPENSE> 856
<INCOME-PRETAX> (7,097,561)
<INCOME-TAX> 0
<INCOME-CONTINUING> (7,097,561)
<DISCONTINUED> 0
<EXTRAORDINARY> 0
<CHANGES> 0
<NET-INCOME> (7,097,561)
<EPS-BASIC> (.62)
<EPS-DILUTED> (.62)
</TABLE>