<TABLE> <S> <C>
<ARTICLE> 6
<CIK>0000846030
<NAME>Firstar Stellar Funds
<SERIES>
<NUMBER>011
<NAME>Firstar Stellar Treasury Fund - Y Shares
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> NOV-30-2000
<PERIOD-START> DEC-01-1999
<PERIOD-END> MAY-31-2000
<INVESTMENTS-AT-COST> 3,351,969,433
<INVESTMENTS-AT-VALUE> 3,351,969,433
<RECEIVABLES> 15,300,436
<ASSETS-OTHER> 85,572
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 3,367,355,441
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 15,992,129
<TOTAL-LIABILITIES> 15,992,129
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 1,867,979,316
<SHARES-COMMON-STOCK> 1,867,979,316
<SHARES-COMMON-PRIOR> 1,766,245,657
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 0
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 0
<NET-ASSETS> 1,867,979,316
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 97,109,036
<OTHER-INCOME> 0
<EXPENSES-NET> (14,937,141)
<NET-INVESTMENT-INCOME> 82,171,895
<REALIZED-GAINS-CURRENT> 0
<APPREC-INCREASE-CURRENT> 0
<NET-CHANGE-FROM-OPS> 82,171,895
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> (53,487,442)
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 4,167,599,103
<NUMBER-OF-SHARES-REDEEMED> (4,066,114,013)
<SHARES-REINVESTED> 248,569
<NET-CHANGE-IN-ASSETS> 101,733,659
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 8,597,050
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 16,808,158
<AVERAGE-NET-ASSETS> 2,210,117,610
<PER-SHARE-NAV-BEGIN> 1.00
<PER-SHARE-NII> 0.02
<PER-SHARE-GAIN-APPREC> 0
<PER-SHARE-DIVIDEND> (0.02)
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 1.00
<EXPENSE-RATIO> 0.82
</TABLE>
