<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX MUTUAL FUNDS ALGER AGGRESSIVE GROWTH FOR THE PERIOD
ENDED APRIL 30, 2000, AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX MUTUAL FUNDS
<SERIES>
<NUMBER> 061
<NAME> IDEX ALGER AGGRESSIVE GROWTH/CLASS A
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1999
<PERIOD-END> APR-30-2000
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 237,675
<INVESTMENTS-AT-VALUE> 316,778
<RECEIVABLES> 1,772
<ASSETS-OTHER> 239
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 318,789
<PAYABLE-FOR-SECURITIES> 2,278
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 468
<TOTAL-LIABILITIES> 2,746
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 241,945
<SHARES-COMMON-STOCK> 4,223
<SHARES-COMMON-PRIOR> 3,028
<ACCUMULATED-NII-CURRENT> (1,932)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (3,083)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 79,113
<NET-ASSETS> 316,043
<DIVIDEND-INCOME> 163
<INTEREST-INCOME> 345
<OTHER-INCOME> 0
<EXPENSES-NET> 2,433
<NET-INVESTMENT-INCOME> (1,925)
<REALIZED-GAINS-CURRENT> (1,742)
<APPREC-INCREASE-CURRENT> 37,518
<NET-CHANGE-FROM-OPS> 33,851
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 9,201
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 89,952
<NUMBER-OF-SHARES-REDEEMED> 50,356
<SHARES-REINVESTED> 9,006
<NET-CHANGE-IN-ASSETS> 150,028
<ACCUMULATED-NII-PRIOR> (1,511)
<ACCUMULATED-GAINS-PRIOR> 16,203
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 1,069
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 2,434
<AVERAGE-NET-ASSETS> 148,358
<PER-SHARE-NAV-BEGIN> 33.05
<PER-SHARE-NII> (0.26)
<PER-SHARE-GAIN-APPREC> 8.67
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> (3.00)
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 38.46
<EXPENSE-RATIO> 1.54
</TABLE>
