WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX MUTUAL FUNDS C.A.S.E. GROWTH FOR THE PERIOD
ENDED OCTOBER 31, 2000, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX MUTUAL FUNDS
<SERIES>
<NUMBER> 113
<NAME> IDEX C.A.S.E. GROWTH/CLASS M
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 12-MOS
<FISCAL-YEAR-END> OCT-31-2000
<PERIOD-END> OCT-31-2000
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 10,496
<INVESTMENTS-AT-VALUE> 9,173
<RECEIVABLES> 161
<ASSETS-OTHER> 2
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 9,336
<PAYABLE-FOR-SECURITIES> 456
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 33
<TOTAL-LIABILITIES> 489
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 9,940
<SHARES-COMMON-STOCK> 94
<SHARES-COMMON-PRIOR> 100
<ACCUMULATED-NII-CURRENT> (1)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 231
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> (1,323)
<NET-ASSETS> 8,847
<DIVIDEND-INCOME> 54
<INTEREST-INCOME> 17
<OTHER-INCOME> 0
<EXPENSES-NET> 198
<NET-INVESTMENT-INCOME> (127)
<REALIZED-GAINS-CURRENT> 369
<APPREC-INCREASE-CURRENT> (1,782)
<NET-CHANGE-FROM-OPS> (1,540)
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 23
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 316
<NUMBER-OF-SHARES-REDEEMED> 543
<SHARES-REINVESTED> 23
<NET-CHANGE-IN-ASSETS> (896)
<ACCUMULATED-NII-PRIOR> (110)
<ACCUMULATED-GAINS-PRIOR> 281
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 84
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 315
<AVERAGE-NET-ASSETS> 1,240
<PER-SHARE-NAV-BEGIN> 11.96
<PER-SHARE-NII> (0.16)
<PER-SHARE-GAIN-APPREC> (1.54)
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> (0.21)
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.05
<EXPENSE-RATIO> 2.10
[AVG-DEBT-OUTSTANDING] 0
[AVG-DEBT-PER-SHARE] 0
</TABLE>
