<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
The following is extracted and qualified by reference to registrant's N-SAR for
the six months ended June 30, 2000 and the unaudited financial statements
included in registrant's semi annual report to shareholders.
</LEGEND>
<SERIES>
<NUMBER> 1
<NAME> WANGER US SMALL CAP ADVISOR
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-END> JUN-30-2000
<INVESTMENTS-AT-COST> 350750
<INVESTMENTS-AT-VALUE> 361574
<RECEIVABLES> 2949
<ASSETS-OTHER> 1
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 364524
<PAYABLE-FOR-SECURITIES> 1648
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 43
<TOTAL-LIABILITIES> 1691
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 346485
<SHARES-COMMON-STOCK> 19520
<SHARES-COMMON-PRIOR> 15704
<ACCUMULATED-NII-CURRENT> 108
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 5417
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 10823
<NET-ASSETS> 362833
<DIVIDEND-INCOME> 881
<INTEREST-INCOME> 1124
<OTHER-INCOME> 0
<EXPENSES-NET> 1897
<NET-INVESTMENT-INCOME> 108
<REALIZED-GAINS-CURRENT> 6307
<APPREC-INCREASE-CURRENT> (66257)
<NET-CHANGE-FROM-OPS> (59842)
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 482
<DISTRIBUTIONS-OF-GAINS> 49643
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 2461
<NUMBER-OF-SHARES-REDEEMED> 967
<SHARES-REINVESTED> 2322
<NET-CHANGE-IN-ASSETS> (27877)
<ACCUMULATED-NII-PRIOR> 482
<ACCUMULATED-GAINS-PRIOR> 48752
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 1787
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1902
<AVERAGE-NET-ASSETS> 378243
<PER-SHARE-NAV-BEGIN> 24.88
<PER-SHARE-NII> .01
<PER-SHARE-GAIN-APPREC> (3.21)
<PER-SHARE-DIVIDEND> .03
<PER-SHARE-DISTRIBUTIONS> 3.06
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 18.59
<EXPENSE-RATIO> 1.01
</TABLE>
