<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
This schedule contains summary financial information from the AIM Small Cap
Opportunities Class A Fund - October 31, 2000 annaul report.
</LEGEND>
<SERIES>
<NUMBER> 1
<NAME> AIM SMALL CAP OPPORTUNITIES CLASS A FUND
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> OCT-31-2000
<PERIOD-END> OCT-31-2000
<INVESTMENTS-AT-COST> 639,537,759
<INVESTMENTS-AT-VALUE> 801,768,538
<RECEIVABLES> 156,253,472
<ASSETS-OTHER> 14,493
<OTHER-ITEMS-ASSETS> 18,541,717
<TOTAL-ASSETS> 976,578,220
<PAYABLE-FOR-SECURITIES> 10,797,225
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 150,799,851
<TOTAL-LIABILITIES> 161,597,076
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 354,467,244
<SHARES-COMMON-STOCK> 31,531,891
<SHARES-COMMON-PRIOR> 32,016,599
<ACCUMULATED-NII-CURRENT> 14,830
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 311,940,191
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 148,558,879
<NET-ASSETS> 814,981,144
<DIVIDEND-INCOME> 1,512,206
<INTEREST-INCOME> 2,504,405
<OTHER-INCOME> 0
<EXPENSES-NET> (3,918,743)
<NET-INVESTMENT-INCOME> 97,868
<REALIZED-GAINS-CURRENT> 55,826,482
<APPREC-INCREASE-CURRENT> (48,075,372)
<NET-CHANGE-FROM-OPS> 7,848,978
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 638,501
<NUMBER-OF-SHARES-REDEEMED> (1,123,209)
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> (5,190,791)
<ACCUMULATED-NII-PRIOR> (83,038)
<ACCUMULATED-GAINS-PRIOR> 256,813,710
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 2,144,302
<INTEREST-EXPENSE> 105,541
<GROSS-EXPENSE> 4,086,255
<AVERAGE-NET-ASSETS> 463,563,165
<PER-SHARE-NAV-BEGIN> 25.79
<PER-SHARE-NII> 0.03
<PER-SHARE-GAIN-APPREC> 0.23
<PER-SHARE-DIVIDEND> 0.00
<PER-SHARE-DISTRIBUTIONS> 0.00
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 26.05
<EXPENSE-RATIO> 1.50
</TABLE>
