WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 0000809558
<NAME> Stein Roe Advisor Growth Investor Fund Class abcz
<SERIES>
<NUMBER> 18
<NAME> SRAGIFABCZ
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> SEP-30-2000
<PERIOD-START> Oct-1-1999
<PERIOD-END> Mar-31-2000
<INVESTMENTS-AT-COST> 23354
<INVESTMENTS-AT-VALUE> 28858
<RECEIVABLES> 463
<ASSETS-OTHER>0
<OTHER-ITEMS-ASSETS> (44)
<TOTAL-ASSETS> 29277
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT>0
<OTHER-ITEMS-LIABILITIES> (126)
<TOTAL-LIABILITIES> (108)
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON>25056
<SHARES-COMMON-STOCK> 2240
<SHARES-COMMON-PRIOR> 1199
<ACCUMULATED-NII-CURRENT>(54)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (1120))
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 5503
<NET-ASSETS> 29385
<DIVIDEND-INCOME> 53
<INTEREST-INCOME> 6
<OTHER-INCOME>0
<EXPENSES-NET> 113
<NET-INVESTMENT-INCOME> (54)
<REALIZED-GAINS-CURRENT> 144
<APPREC-INCREASE-CURRENT> 5037
<NET-CHANGE-FROM-OPS> 5127
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME>0
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD>11055
<NUMBER-OF-SHARES-REDEEMED> (585)
<SHARES-REINVESTED>0
<NET-CHANGE-IN-ASSETS>0
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR>0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 57
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE>0
<AVERAGE-NET-ASSETS> 19845
<PER-SHARE-NAV-BEGIN> 9.45
<PER-SHARE-NII>0
<PER-SHARE-GAIN-APPREC> 3.67
<PER-SHARE-DIVIDEND>0
<PER-SHARE-DISTRIBUTIONS> 0.000
<RETURNS-OF-CAPITAL> 0.000
<PER-SHARE-NAV-END> 13.12
<EXPENSE-RATIO> 0.68
[AVG-DEBT-OUTSTANDING] 0
[AVG-DEBT-PER-SHARE] 0
</TABLE>