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<PAGE> PAGE 13
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<PAGE> PAGE 21
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<PAGE> PAGE 22
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<PAGE> PAGE 23
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<PAGE> PAGE 24
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<PAGE> PAGE 25
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<PAGE> PAGE 26
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<PAGE> PAGE 27
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<PAGE> PAGE 28
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<PAGE> PAGE 29
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<PAGE> PAGE 30
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<PAGE> PAGE 31
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<PAGE> PAGE 32
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<PAGE> PAGE 33
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<PAGE> PAGE 34
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<PAGE> PAGE 35
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<PAGE> PAGE 36
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<PAGE> PAGE 37
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<PAGE> PAGE 38
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<PAGE> PAGE 39
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<PAGE> PAGE 40
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<PAGE> PAGE 41
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<PAGE> PAGE 42
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<PAGE> PAGE 43
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<PAGE> PAGE 44
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<PAGE> PAGE 45
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<PAGE> PAGE 46
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<PAGE> PAGE 47
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<PAGE> PAGE 48
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<PAGE> PAGE 49
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<PAGE> PAGE 50
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<PAGE> PAGE 51
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<PAGE> PAGE 52
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<PAGE> PAGE 53
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<PAGE> PAGE 54
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<PAGE> PAGE 55
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<PAGE> PAGE 56
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<PAGE> PAGE 57
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<PAGE> PAGE 58
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<PAGE> PAGE 59
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<PAGE> PAGE 60
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<PAGE> PAGE 61
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031 A001300 3
031 B001300 0
032 001300 8
033 001300 17
042 A001300 0
042 B001300 0
042 C001300 0
042 D001300 70
042 E001300 0
042 F001300 0
042 G001300 0
<PAGE> PAGE 62
042 H001300 30
043 001300 5
044 001300 0
045 001300 Y
046 001300 N
047 001300 Y
048 001300 0.000
048 A011300 750000
048 A021300 1.000
048 B011300 250000
048 B021300 0.900
048 C011300 0
048 C021300 0.000
048 D011300 0
048 D021300 0.000
048 E011300 0
048 E021300 0.000
048 F011300 0
048 F021300 0.000
048 G011300 0
048 G021300 0.000
048 H011300 0
048 H021300 0.000
048 I011300 0
048 I021300 0.000
048 J011300 0
048 J021300 0.000
048 K011300 1000000
048 K021300 0.850
049 001300 N
050 001300 N
051 001300 N
052 001300 N
053 A001300 Y
053 B001300 Y
053 C001300 N
055 A001300 N
055 B001300 N
056 001300 N
057 001300 N
062 A001300 N
062 B001300 0.0
062 C001300 0.0
062 D001300 0.0
062 E001300 0.0
062 F001300 0.0
062 G001300 0.0
062 H001300 0.0
062 I001300 0.0
062 J001300 0.0
062 K001300 0.0
<PAGE> PAGE 63
062 L001300 0.0
062 M001300 0.0
062 N001300 0.0
062 O001300 0.0
062 P001300 0.0
062 Q001300 0.0
062 R001300 0.0
066 A001300 Y
066 B001300 N
066 C001300 N
066 D001300 Y
066 E001300 N
066 F001300 N
066 G001300 N
067 001300 N
068 A001300 N
068 B001300 N
069 001300 N
070 A011300 Y
070 A021300 N
070 B011300 Y
070 B021300 N
070 C011300 Y
070 C021300 N
070 D011300 Y
070 D021300 N
070 E011300 Y
070 E021300 N
070 F011300 Y
070 F021300 N
070 G011300 Y
070 G021300 N
070 H011300 Y
070 H021300 N
070 I011300 N
070 I021300 N
070 J011300 Y
070 J021300 N
070 K011300 Y
070 K021300 Y
070 L011300 Y
070 L021300 Y
070 M011300 Y
070 M021300 N
070 N011300 Y
070 N021300 N
070 O011300 Y
070 O021300 N
070 P011300 N
070 P021300 N
070 Q011300 N
<PAGE> PAGE 64
070 Q021300 N
070 R011300 N
070 R021300 N
071 A001300 3055
071 B001300 22
071 C001300 2208
071 D001300 1
072 A001300 3
072 B001300 10
072 C001300 5
072 D001300 0
072 E001300 0
072 F001300 3
072 G001300 3
072 H001300 0
072 I001300 3
072 J001300 3
072 K001300 0
072 L001300 0
072 M001300 0
072 N001300 14
072 O001300 0
072 P001300 0
072 Q001300 0
072 R001300 0
072 S001300 0
072 T001300 4
072 U001300 0
072 V001300 0
072 W001300 1
072 X001300 31
072 Y001300 20
072 Z001300 4
072AA001300 0
072BB001300 2
072CC011300 37
072CC021300 0
072DD011300 0
072DD021300 0
072EE001300 0
073 A011300 0.0000
073 A021300 0.0000
073 B001300 0.0000
073 C001300 0.0000
074 A001300 9
074 B001300 584
074 C001300 298
074 D001300 0
074 E001300 0
074 F001300 3069
074 G001300 0
<PAGE> PAGE 65
074 H001300 0
074 I001300 0
074 J001300 9
074 K001300 0
074 L001300 17
074 M001300 0
074 N001300 3986
074 O001300 0
074 P001300 6
074 Q001300 0
074 R011300 0
074 R021300 0
074 R031300 0
074 R041300 13
074 S001300 0
074 T001300 3967
074 U011300 343
074 U021300 49
074 V011300 0.00
074 V021300 0.00
074 W001300 0.0000
074 X001300 533
074 Y001300 0
SIGNATURE CHRISTOPHER G ROETZER
TITLE AVP & PRIN ACCT OFF
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND AGGRESSIVE GROWTH
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 061
<NAME> AGGRESSIVE GROWTH PORTFOLIO/CLASS A
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
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<ACCUMULATED-NII-CURRENT> (166)
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<ACCUMULATED-NET-GAINS> (1,262)
<OVERDISTRIBUTION-GAINS> 0
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<DIVIDEND-INCOME> 91
<INTEREST-INCOME> 18
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<EXPENSES-NET> 274
<NET-INVESTMENT-INCOME> (165)
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<APPREC-INCREASE-CURRENT> (199)
<NET-CHANGE-FROM-OPS> 956
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<DISTRIBUTIONS-OF-GAINS> 1,127
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<NUMBER-OF-SHARES-REDEEMED> 4,731
<SHARES-REINVESTED> 932
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<ACCUMULATED-NII-PRIOR> (1)
<ACCUMULATED-GAINS-PRIOR> (1,455)
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<OVERDIST-NET-GAINS-PRIOR> 0
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<PER-SHARE-NAV-END> 15.67
<EXPENSE-RATIO> 1.85
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND AGGRESSIVE GROWTH
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 062
<NAME> AGGRESSIVE GROWTH PORTFOLIO/CLASS B
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 26,123
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<RECEIVABLES> 189
<ASSETS-OTHER> 46
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 29,659
<PAYABLE-FOR-SECURITIES> 354
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<TOTAL-LIABILITIES> 402
<SENIOR-EQUITY> 0
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<SHARES-COMMON-PRIOR> 128
<ACCUMULATED-NII-CURRENT> (166)
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<ACCUMULATED-NET-GAINS> (1,262)
<OVERDISTRIBUTION-GAINS> 0
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<DIVIDEND-INCOME> 91
<INTEREST-INCOME> 18
<OTHER-INCOME> 0
<EXPENSES-NET> 274
<NET-INVESTMENT-INCOME> (165)
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<APPREC-INCREASE-CURRENT> (199)
<NET-CHANGE-FROM-OPS> 956
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<DISTRIBUTIONS-OF-GAINS> 1,127
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<NUMBER-OF-SHARES-SOLD> 1,186
<NUMBER-OF-SHARES-REDEEMED> 182
<SHARES-REINVESTED> 91
<NET-CHANGE-IN-ASSETS> 3,198
<ACCUMULATED-NII-PRIOR> (1)
<ACCUMULATED-GAINS-PRIOR> (1,455)
<OVERDISTRIB-NII-PRIOR> 0
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<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND AGGRESSIVE GROWTH
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 063
<NAME> AGGRESSIVE GROWTH PORTFOLIO/CLASS C
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
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<RECEIVABLES> 189
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<NET-CHANGE-IN-ASSETS> 3,198
<ACCUMULATED-NII-PRIOR> (1)
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<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND INTERNATIONAL EQUITY
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 121
<NAME> INTERNATIONAL EQUITY PORTFOLIO/CLASS A
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
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<RECEIVABLES> 12
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<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 19
<NET-ASSETS> 1,514
<DIVIDEND-INCOME> 5
<INTEREST-INCOME> 2
<OTHER-INCOME> 0
<EXPENSES-NET> 4
<NET-INVESTMENT-INCOME> 3
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<NET-CHANGE-IN-ASSETS> 1,514
<ACCUMULATED-NII-PRIOR> 0
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<OVERDISTRIB-NII-PRIOR> 0
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<PER-SHARE-NAV-END> 10.26
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<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND INTERNATIONAL EQUITY
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 122
<NAME> INTERNATIONAL EQUITY PORTFOLIO/CLASS B
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
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<SHARES-COMMON-STOCK> 12
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND INTERNATIONAL EQUITY
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 123
<NAME> INTERNATIONAL EQUITY PORTFOLIO/CLASS C
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<CURRENCY> U.S. DOLLARS
<S> <C>
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<GROSS-EXPENSE> 14
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND CAPITAL APPRECIATION
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 071
<NAME> CAPITAL APPRECIATION PORTFOLIO/CLASS A
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
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<ACCUMULATED-NII-CURRENT> (169)
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<ACCUMULATED-NET-GAINS> (1,583)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 1,236
<NET-ASSETS> 21,286
<DIVIDEND-INCOME> 18
<INTEREST-INCOME> 41
<OTHER-INCOME> 0
<EXPENSES-NET> 227
<NET-INVESTMENT-INCOME> (168)
<REALIZED-GAINS-CURRENT> (1,534)
<APPREC-INCREASE-CURRENT> (1,725)
<NET-CHANGE-FROM-OPS> (3,427)
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 334
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 16,014
<NUMBER-OF-SHARES-REDEEMED> 15,317
<SHARES-REINVESTED> 268
<NET-CHANGE-IN-ASSETS> (2,439)
<ACCUMULATED-NII-PRIOR> (1)
<ACCUMULATED-GAINS-PRIOR> 285
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 116
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 306
<AVERAGE-NET-ASSETS> 18,958
<PER-SHARE-NAV-BEGIN> 15.49
<PER-SHARE-NII> (0.09)
<PER-SHARE-GAIN-APPREC> (2.04)
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0.21
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 13.15
<EXPENSE-RATIO> 1.85
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND CAPITAL APPRECIATION
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 072
<NAME> CAPITAL APPRECIATION PORTFOLIO/CLASS B
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 20,124
<INVESTMENTS-AT-VALUE> 21,334
<RECEIVABLES> 47
<ASSETS-OTHER> 56
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 21,437
<PAYABLE-FOR-SECURITIES> 106
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 45
<TOTAL-LIABILITIES> 151
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 21,802
<SHARES-COMMON-STOCK> 174
<SHARES-COMMON-PRIOR> 138
<ACCUMULATED-NII-CURRENT> (169)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (1,583)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 1,236
<NET-ASSETS> 21,286
<DIVIDEND-INCOME> 18
<INTEREST-INCOME> 41
<OTHER-INCOME> 0
<EXPENSES-NET> 227
<NET-INVESTMENT-INCOME> (168)
<REALIZED-GAINS-CURRENT> (1,534)
<APPREC-INCREASE-CURRENT> (1,725)
<NET-CHANGE-FROM-OPS> (3,427)
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 334
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 898
<NUMBER-OF-SHARES-REDEEMED> 402
<SHARES-REINVESTED> 31
<NET-CHANGE-IN-ASSETS> (2,439)
<ACCUMULATED-NII-PRIOR> (1)
<ACCUMULATED-GAINS-PRIOR> 285
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 116
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 306
<AVERAGE-NET-ASSETS> 2,282
<PER-SHARE-NAV-BEGIN> 15.42
<PER-SHARE-NII> (0.13)
<PER-SHARE-GAIN-APPREC> (2.04)
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0.21
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 13.04
<EXPENSE-RATIO> 2.50
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND CAPITAL APPRECIATION
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 073
<NAME> CAPITAL APPRECIATION PORTFOLIO/CLASS C
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 20,124
<INVESTMENTS-AT-VALUE> 21,334
<RECEIVABLES> 47
<ASSETS-OTHER> 56
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 21,437
<PAYABLE-FOR-SECURITIES> 106
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 45
<TOTAL-LIABILITIES> 151
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 21,802
<SHARES-COMMON-STOCK> 132
<SHARES-COMMON-PRIOR> 145
<ACCUMULATED-NII-CURRENT> (169)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (1,583)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 1,236
<NET-ASSETS> 21,286
<DIVIDEND-INCOME> 18
<INTEREST-INCOME> 41
<OTHER-INCOME> 0
<EXPENSES-NET> 227
<NET-INVESTMENT-INCOME> (168)
<REALIZED-GAINS-CURRENT> (1,534)
<APPREC-INCREASE-CURRENT> (1,725)
<NET-CHANGE-FROM-OPS> (3,427)
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 334
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 532
<NUMBER-OF-SHARES-REDEEMED> 733
<SHARES-REINVESTED> 31
<NET-CHANGE-IN-ASSETS> (2,439)
<ACCUMULATED-NII-PRIOR> (1)
<ACCUMULATED-GAINS-PRIOR> 285
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 116
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 306
<AVERAGE-NET-ASSETS> 2,065
<PER-SHARE-NAV-BEGIN> 15.43
<PER-SHARE-NII> (0.13)
<PER-SHARE-GAIN-APPREC> (2.04)
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0.21
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 13.05
<EXPENSE-RATIO> 2.40
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND GLOBAL PORTFOLIO FOR
THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED IN ITS ENTIRETY
BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 041
<NAME> GLOBAL PORTFOLIO/CLASS A
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 184,802
<INVESTMENTS-AT-VALUE> 213,348
<RECEIVABLES> 1,920
<ASSETS-OTHER> 6,782
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 222,050
<PAYABLE-FOR-SECURITIES> 11,144
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 416
<TOTAL-LIABILITIES> 11,560
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 171,836
<SHARES-COMMON-STOCK> 8,313
<SHARES-COMMON-PRIOR> 6,349
<ACCUMULATED-NII-CURRENT> (698)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 7,995
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 31,357
<NET-ASSETS> 210,490
<DIVIDEND-INCOME> 833
<INTEREST-INCOME> 311
<OTHER-INCOME> 0
<EXPENSES-NET> 1,829
<NET-INVESTMENT-INCOME> (685)
<REALIZED-GAINS-CURRENT> 8,405
<APPREC-INCREASE-CURRENT> 8,815
<NET-CHANGE-FROM-OPS> 16,535
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 15,465
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 68,836
<NUMBER-OF-SHARES-REDEEMED> 41,813
<SHARES-REINVESTED> 13,477
<NET-CHANGE-IN-ASSETS> 60,063
<ACCUMULATED-NII-PRIOR> (13)
<ACCUMULATED-GAINS-PRIOR> 15,055
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 886
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1,829
<AVERAGE-NET-ASSETS> 156,064
<PER-SHARE-NAV-BEGIN> 21.39
<PER-SHARE-NII> 0.11
<PER-SHARE-GAIN-APPREC> 1.92
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 2.10
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 21.32
<EXPENSE-RATIO> 1.98
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND GLOBAL PORTFOLIO FOR
THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED IN ITS ENTIRETY
BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 042
<NAME> GLOBAL PORTFOLIO/CLASS B
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 184,802
<INVESTMENTS-AT-VALUE> 213,348
<RECEIVABLES> 1,920
<ASSETS-OTHER> 6,782
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 222,050
<PAYABLE-FOR-SECURITIES> 11,144
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 416
<TOTAL-LIABILITIES> 11,560
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 171,836
<SHARES-COMMON-STOCK> 889
<SHARES-COMMON-PRIOR> 282
<ACCUMULATED-NII-CURRENT> (698)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 7,995
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 31,357
<NET-ASSETS> 210,490
<DIVIDEND-INCOME> 833
<INTEREST-INCOME> 311
<OTHER-INCOME> 0
<EXPENSES-NET> 1,829
<NET-INVESTMENT-INCOME> (685)
<REALIZED-GAINS-CURRENT> 8,405
<APPREC-INCREASE-CURRENT> 8,815
<NET-CHANGE-FROM-OPS> 16,535
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 15,465
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 12,055
<NUMBER-OF-SHARES-REDEEMED> 248
<SHARES-REINVESTED> 737
<NET-CHANGE-IN-ASSETS> 60,063
<ACCUMULATED-NII-PRIOR> (13)
<ACCUMULATED-GAINS-PRIOR> 15,055
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 886
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1,829
<AVERAGE-NET-ASSETS> 11,440
<PER-SHARE-NAV-BEGIN> 21.13
<PER-SHARE-NII> 0.05
<PER-SHARE-GAIN-APPREC> 1.92
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 2.10
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 21.00
<EXPENSE-RATIO> 2.63
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND GLOBAL PORTFOLIO FOR
THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED IN ITS ENTIRETY
BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 043
<NAME> GLOBAL PORTFOLIO/CLASS C
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 184,802
<INVESTMENTS-AT-VALUE> 213,348
<RECEIVABLES> 1,920
<ASSETS-OTHER> 6,782
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 222,050
<PAYABLE-FOR-SECURITIES> 11,144
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 416
<TOTAL-LIABILITIES> 11,560
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 171,836
<SHARES-COMMON-STOCK> 700
<SHARES-COMMON-PRIOR> 410
<ACCUMULATED-NII-CURRENT> (698)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 7,995
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 31,357
<NET-ASSETS> 210,490
<DIVIDEND-INCOME> 833
<INTEREST-INCOME> 311
<OTHER-INCOME> 0
<EXPENSES-NET> 1,829
<NET-INVESTMENT-INCOME> (685)
<REALIZED-GAINS-CURRENT> 8,405
<APPREC-INCREASE-CURRENT> 8,815
<NET-CHANGE-FROM-OPS> 16,535
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 15,465
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 5,956
<NUMBER-OF-SHARES-REDEEMED> 961
<SHARES-REINVESTED> 954
<NET-CHANGE-IN-ASSETS> 60,063
<ACCUMULATED-NII-PRIOR> (13)
<ACCUMULATED-GAINS-PRIOR> 15,055
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 886
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1,829
<AVERAGE-NET-ASSETS> 11,474
<PER-SHARE-NAV-BEGIN> 21.03
<PER-SHARE-NII> 0.06
<PER-SHARE-GAIN-APPREC> 1.92
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 2.10
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 21.91
<EXPENSE-RATIO> 2.53
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND GROWTH PORTFOLIO
FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 011
<NAME> GROWTH PORTFOLIO/CLASS A
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 874,835
<INVESTMENTS-AT-VALUE> 1,145,792
<RECEIVABLES> 4,982
<ASSETS-OTHER> 36
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 1,150,810
<PAYABLE-FOR-SECURITIES> 3,282
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 923
<TOTAL-LIABILITIES> 4,205
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 793,804
<SHARES-COMMON-STOCK> 25,589
<SHARES-COMMON-PRIOR> 25,720
<ACCUMULATED-NII-CURRENT> 812
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 80,036
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 270,953
<NET-ASSETS> 1,145,605
<DIVIDEND-INCOME> 4,792
<INTEREST-INCOME> 5,648
<OTHER-INCOME> 0
<EXPENSES-NET> 8,648
<NET-INVESTMENT-INCOME> 1,792
<REALIZED-GAINS-CURRENT> 80,581
<APPREC-INCREASE-CURRENT> (55,201)
<NET-CHANGE-FROM-OPS> 27,172
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 24,267
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 95,887
<NUMBER-OF-SHARES-REDEEMED> 110,038
<SHARES-REINVESTED> 11,526
<NET-CHANGE-IN-ASSETS> (8,569)
<ACCUMULATED-NII-PRIOR> 20
<ACCUMULATED-GAINS-PRIOR> 23,722
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 5,569
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 8,648
<AVERAGE-NET-ASSETS> 573,102
<PER-SHARE-NAV-BEGIN> 21.97
<PER-SHARE-NII> 0.01
<PER-SHARE-GAIN-APPREC> 0.50
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0.47
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 22.01
<EXPENSE-RATIO> 1.65
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND GROWTH PORTFOLIO
FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 012
<NAME> GROWTH PORTFOLIO/CLASS B
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 874,835
<INVESTMENTS-AT-VALUE> 1,145,792
<RECEIVABLES> 4,982
<ASSETS-OTHER> 36
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 1,150,810
<PAYABLE-FOR-SECURITIES> 3,282
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 923
<TOTAL-LIABILITIES> 4,205
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 793,804
<SHARES-COMMON-STOCK> 404
<SHARES-COMMON-PRIOR> 243
<ACCUMULATED-NII-CURRENT> 812
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 80,036
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 270,953
<NET-ASSETS> 1,145,605
<DIVIDEND-INCOME> 4,792
<INTEREST-INCOME> 5,648
<OTHER-INCOME> 0
<EXPENSES-NET> 8,648
<NET-INVESTMENT-INCOME> 1,792
<REALIZED-GAINS-CURRENT> 80,581
<APPREC-INCREASE-CURRENT> (55,201)
<NET-CHANGE-FROM-OPS> 27,172
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 24,267
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 3,753
<NUMBER-OF-SHARES-REDEEMED> 367
<SHARES-REINVESTED> 127
<NET-CHANGE-IN-ASSETS> (8,569)
<ACCUMULATED-NII-PRIOR> 20
<ACCUMULATED-GAINS-PRIOR> 23,722
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 5,569
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 8,648
<AVERAGE-NET-ASSETS> 6,936
<PER-SHARE-NAV-BEGIN> 21.60
<PER-SHARE-NII> (0.05)
<PER-SHARE-GAIN-APPREC> 0.50
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0.47
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 21.58
<EXPENSE-RATIO> 2.30
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND GROWTH PORTFOLIO
FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 013
<NAME> GROWTH PORTFOLIO/CLASS C
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 874,835
<INVESTMENTS-AT-VALUE> 1,145,792
<RECEIVABLES> 4,982
<ASSETS-OTHER> 36
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 1,150,810
<PAYABLE-FOR-SECURITIES> 3,282
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 923
<TOTAL-LIABILITIES> 4,205
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 793,804
<SHARES-COMMON-STOCK> 605
<SHARES-COMMON-PRIOR> 509
<ACCUMULATED-NII-CURRENT> 812
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 80,036
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 270,953
<NET-ASSETS> 1,145,605
<DIVIDEND-INCOME> 4,792
<INTEREST-INCOME> 5,648
<OTHER-INCOME> 0
<EXPENSES-NET> 8,648
<NET-INVESTMENT-INCOME> 1,792
<REALIZED-GAINS-CURRENT> 80,581
<APPREC-INCREASE-CURRENT> (55,201)
<NET-CHANGE-FROM-OPS> 27,172
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 24,267
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 4,108
<NUMBER-OF-SHARES-REDEEMED> 2,244
<SHARES-REINVESTED> 252
<NET-CHANGE-IN-ASSETS> (8,569)
<ACCUMULATED-NII-PRIOR> 20
<ACCUMULATED-GAINS-PRIOR> 23,722
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 5,569
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 8,648
<AVERAGE-NET-ASSETS> 12,536
<PER-SHARE-NAV-BEGIN> 21.65
<PER-SHARE-NII> (0.03)
<PER-SHARE-GAIN-APPREC> 0.50
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0.47
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 21.65
<EXPENSE-RATIO> 2.20
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND GROWTH PORTFOLIO
FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 014
<NAME> GROWTH PORTFOLIO/CLASS T
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 874,835
<INVESTMENTS-AT-VALUE> 1,145,792
<RECEIVABLES> 4,982
<ASSETS-OTHER> 36
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 1,150,810
<PAYABLE-FOR-SECURITIES> 3,282
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 923
<TOTAL-LIABILITIES> 4,205
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 793,804
<SHARES-COMMON-STOCK> 25,239
<SHARES-COMMON-PRIOR> 25,887
<ACCUMULATED-NII-CURRENT> 812
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 80,036
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 270,953
<NET-ASSETS> 1,145,605
<DIVIDEND-INCOME> 4,792
<INTEREST-INCOME> 5,648
<OTHER-INCOME> 0
<EXPENSES-NET> 8,648
<NET-INVESTMENT-INCOME> 1,792
<REALIZED-GAINS-CURRENT> 80,581
<APPREC-INCREASE-CURRENT> (55,201)
<NET-CHANGE-FROM-OPS> 27,172
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 24,267
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 23,355
<NUMBER-OF-SHARES-REDEEMED> 49,645
<SHARES-REINVESTED> 11,812
<NET-CHANGE-IN-ASSETS> (8,569)
<ACCUMULATED-NII-PRIOR> 20
<ACCUMULATED-GAINS-PRIOR> 23,722
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 5,569
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 8,648
<AVERAGE-NET-ASSETS> 581,443
<PER-SHARE-NAV-BEGIN> 22.17
<PER-SHARE-NII> 0.05
<PER-SHARE-GAIN-APPREC> 0.50
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0.47
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 22.25
<EXPENSE-RATIO> 1.30
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND C.A.S.E. PORTFOLIO
FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 111
<NAME> C.A.S.E. PORTFOLIO/CLASS A
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 4,151
<INVESTMENTS-AT-VALUE> 4,373
<RECEIVABLES> 346
<ASSETS-OTHER> 26
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 4,745
<PAYABLE-FOR-SECURITIES> 37
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 5
<TOTAL-LIABILITIES> 42
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 4,570
<SHARES-COMMON-STOCK> 206
<SHARES-COMMON-PRIOR> 158
<ACCUMULATED-NII-CURRENT> (12)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (77)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 222
<NET-ASSETS> 4,703
<DIVIDEND-INCOME> 24
<INTEREST-INCOME> 12
<OTHER-INCOME> 0
<EXPENSES-NET> 46
<NET-INVESTMENT-INCOME> (10)
<REALIZED-GAINS-CURRENT> 101
<APPREC-INCREASE-CURRENT> 99
<NET-CHANGE-FROM-OPS> 190
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 89
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 823
<NUMBER-OF-SHARES-REDEEMED> 409
<SHARES-REINVESTED> 87
<NET-CHANGE-IN-ASSETS> 1,224
<ACCUMULATED-NII-PRIOR> 175
<ACCUMULATED-GAINS-PRIOR> (178)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 21
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 119
<AVERAGE-NET-ASSETS> 2,002
<PER-SHARE-NAV-BEGIN> 10.56
<PER-SHARE-NII> 1.33
<PER-SHARE-GAIN-APPREC> (0.80)
<PER-SHARE-DIVIDEND> 0.51
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.58
<EXPENSE-RATIO> 1.85
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND C.A.S.E. PORTFOLIO
FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 112
<NAME> C.A.S.E. PORTFOLIO/CLASS B
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 4,151
<INVESTMENTS-AT-VALUE> 4,373
<RECEIVABLES> 346
<ASSETS-OTHER> 26
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 4,745
<PAYABLE-FOR-SECURITIES> 37
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 5
<TOTAL-LIABILITIES> 42
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 4,570
<SHARES-COMMON-STOCK> 142
<SHARES-COMMON-PRIOR> 110
<ACCUMULATED-NII-CURRENT> (12)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (77)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 222
<NET-ASSETS> 4,703
<DIVIDEND-INCOME> 24
<INTEREST-INCOME> 12
<OTHER-INCOME> 0
<EXPENSES-NET> 46
<NET-INVESTMENT-INCOME> (10)
<REALIZED-GAINS-CURRENT> 101
<APPREC-INCREASE-CURRENT> 99
<NET-CHANGE-FROM-OPS> 190
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 46
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 593
<NUMBER-OF-SHARES-REDEEMED> 304
<SHARES-REINVESTED> 44
<NET-CHANGE-IN-ASSETS> 1,224
<ACCUMULATED-NII-PRIOR> 175
<ACCUMULATED-GAINS-PRIOR> (178)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 21
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 119
<AVERAGE-NET-ASSETS> 1,252
<PER-SHARE-NAV-BEGIN> 10.51
<PER-SHARE-NII> 1.30
<PER-SHARE-GAIN-APPREC> (0.80)
<PER-SHARE-DIVIDEND> 0.45
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.56
<EXPENSE-RATIO> 2.50
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND C.A.S.E. PORTFOLIO
FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 113
<NAME> C.A.S.E. PORTFOLIO/CLASS C
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 4,151
<INVESTMENTS-AT-VALUE> 4,373
<RECEIVABLES> 346
<ASSETS-OTHER> 26
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 4,745
<PAYABLE-FOR-SECURITIES> 37
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 5
<TOTAL-LIABILITIES> 42
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 4,570
<SHARES-COMMON-STOCK> 97
<SHARES-COMMON-PRIOR> 65
<ACCUMULATED-NII-CURRENT> (12)
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (77)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 222
<NET-ASSETS> 4,703
<DIVIDEND-INCOME> 24
<INTEREST-INCOME> 12
<OTHER-INCOME> 0
<EXPENSES-NET> 46
<NET-INVESTMENT-INCOME> (10)
<REALIZED-GAINS-CURRENT> 101
<APPREC-INCREASE-CURRENT> 99
<NET-CHANGE-FROM-OPS> 190
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 42
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 704
<NUMBER-OF-SHARES-REDEEMED> 411
<SHARES-REINVESTED> 42
<NET-CHANGE-IN-ASSETS> 1,224
<ACCUMULATED-NII-PRIOR> 175
<ACCUMULATED-GAINS-PRIOR> (178)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 21
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 119
<AVERAGE-NET-ASSETS> 997
<PER-SHARE-NAV-BEGIN> 10.52
<PER-SHARE-NII> 1.30
<PER-SHARE-GAIN-APPREC> (0.80)
<PER-SHARE-DIVIDEND> 0.46
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.56
<EXPENSE-RATIO> 2.40
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND VALUE EQUITY
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 131
<NAME> VALUE EQUITY PORTFOLIO/CLASS A
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 3,914
<INVESTMENTS-AT-VALUE> 3,951
<RECEIVABLES> 26
<ASSETS-OTHER> 9
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 3,986
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 19
<TOTAL-LIABILITIES> 19
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 3,928
<SHARES-COMMON-STOCK> 227
<SHARES-COMMON-PRIOR> 0
<ACCUMULATED-NII-CURRENT> 4
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (2)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 37
<NET-ASSETS> 3,967
<DIVIDEND-INCOME> 5
<INTEREST-INCOME> 10
<OTHER-INCOME> 0
<EXPENSES-NET> 11
<NET-INVESTMENT-INCOME> 4
<REALIZED-GAINS-CURRENT> (2)
<APPREC-INCREASE-CURRENT> 37
<NET-CHANGE-FROM-OPS> 39
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 2,383
<NUMBER-OF-SHARES-REDEEMED> 110
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> 3,967
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 6
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 31
<AVERAGE-NET-ASSETS> 1,492
<PER-SHARE-NAV-BEGIN> 10.00
<PER-SHARE-NII> 0.01
<PER-SHARE-GAIN-APPREC> 0.11
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.12
<EXPENSE-RATIO> 1.50
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND VALUE EQUITY
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 132
<NAME> VALUE EQUITY PORTFOLIO/CLASS B
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 3,914
<INVESTMENTS-AT-VALUE> 3,951
<RECEIVABLES> 26
<ASSETS-OTHER> 9
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 3,986
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 19
<TOTAL-LIABILITIES> 19
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 3,928
<SHARES-COMMON-STOCK> 116
<SHARES-COMMON-PRIOR> 0
<ACCUMULATED-NII-CURRENT> 4
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (2)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 37
<NET-ASSETS> 3,967
<DIVIDEND-INCOME> 5
<INTEREST-INCOME> 10
<OTHER-INCOME> 0
<EXPENSES-NET> 11
<NET-INVESTMENT-INCOME> 4
<REALIZED-GAINS-CURRENT> (2)
<APPREC-INCREASE-CURRENT> 37
<NET-CHANGE-FROM-OPS> 39
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 1,172
<NUMBER-OF-SHARES-REDEEMED> 11
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> 3,967
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 6
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 31
<AVERAGE-NET-ASSETS> 797
<PER-SHARE-NAV-BEGIN> 10.00
<PER-SHARE-NII> 0
<PER-SHARE-GAIN-APPREC> 0.11
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.11
<EXPENSE-RATIO> 2.15
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND VALUE EQUITY
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 133
<NAME> VALUE EQUITY PORTFOLIO/CLASS C
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 3,914
<INVESTMENTS-AT-VALUE> 3,951
<RECEIVABLES> 26
<ASSETS-OTHER> 9
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 3,986
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 19
<TOTAL-LIABILITIES> 19
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 3,928
<SHARES-COMMON-STOCK> 49
<SHARES-COMMON-PRIOR> 0
<ACCUMULATED-NII-CURRENT> 4
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (2)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 37
<NET-ASSETS> 3,967
<DIVIDEND-INCOME> 5
<INTEREST-INCOME> 10
<OTHER-INCOME> 0
<EXPENSES-NET> 11
<NET-INVESTMENT-INCOME> 4
<REALIZED-GAINS-CURRENT> (2)
<APPREC-INCREASE-CURRENT> 37
<NET-CHANGE-FROM-OPS> 39
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 501
<NUMBER-OF-SHARES-REDEEMED> 7
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> 3,967
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 0
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 6
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 31
<AVERAGE-NET-ASSETS> 328
<PER-SHARE-NAV-BEGIN> 10.00
<PER-SHARE-NII> 0
<PER-SHARE-GAIN-APPREC> 0.11
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.11
<EXPENSE-RATIO> 2.05
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND STRATEGIC TOTAL
RETURN PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 081
<NAME> STRATEGIC TOTAL RETURN PORTFOLIO/CLASS A
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 18,603
<INVESTMENTS-AT-VALUE> 20,704
<RECEIVABLES> 122
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 20,826
<PAYABLE-FOR-SECURITIES> 113
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 57
<TOTAL-LIABILITIES> 170
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 18,151
<SHARES-COMMON-STOCK> 1,107
<SHARES-COMMON-PRIOR> 875
<ACCUMULATED-NII-CURRENT> 21
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 383
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 2,101
<NET-ASSETS> 20,656
<DIVIDEND-INCOME> 131
<INTEREST-INCOME> 149
<OTHER-INCOME> 0
<EXPENSES-NET> 177
<NET-INVESTMENT-INCOME> 103
<REALIZED-GAINS-CURRENT> 386
<APPREC-INCREASE-CURRENT> 784
<NET-CHANGE-FROM-OPS> 1,273
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 98
<DISTRIBUTIONS-OF-GAINS> 379
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 3,976
<NUMBER-OF-SHARES-REDEEMED> 1,126
<SHARES-REINVESTED> 382
<NET-CHANGE-IN-ASSETS> 5,436
<ACCUMULATED-NII-PRIOR> 34
<ACCUMULATED-GAINS-PRIOR> 376
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 88
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 229
<AVERAGE-NET-ASSETS> 13,572
<PER-SHARE-NAV-BEGIN> 13.43
<PER-SHARE-NII> 0.30
<PER-SHARE-GAIN-APPREC> 0.76
<PER-SHARE-DIVIDEND> 0.10
<PER-SHARE-DISTRIBUTIONS> 0.32
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 14.07
<EXPENSE-RATIO> 1.85
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND STRATEGIC TOTAL
RETURN PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 082
<NAME> STRATEGIC TOTAL RETURN PORTFOLIO/CLASS B
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 18,603
<INVESTMENTS-AT-VALUE> 20,704
<RECEIVABLES> 122
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 20,826
<PAYABLE-FOR-SECURITIES> 113
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 57
<TOTAL-LIABILITIES> 170
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 18,151
<SHARES-COMMON-STOCK> 184
<SHARES-COMMON-PRIOR> 125
<ACCUMULATED-NII-CURRENT> 21
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 383
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 2,101
<NET-ASSETS> 20,656
<DIVIDEND-INCOME> 131
<INTEREST-INCOME> 149
<OTHER-INCOME> 0
<EXPENSES-NET> 177
<NET-INVESTMENT-INCOME> 103
<REALIZED-GAINS-CURRENT> 386
<APPREC-INCREASE-CURRENT> 784
<NET-CHANGE-FROM-OPS> 1,273
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 8
<DISTRIBUTIONS-OF-GAINS> 379
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 924
<NUMBER-OF-SHARES-REDEEMED> 1,126
<SHARES-REINVESTED> 382
<NET-CHANGE-IN-ASSETS> 5,436
<ACCUMULATED-NII-PRIOR> 34
<ACCUMULATED-GAINS-PRIOR> 376
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 88
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 229
<AVERAGE-NET-ASSETS> 2,124
<PER-SHARE-NAV-BEGIN> 13.42
<PER-SHARE-NII> 0.26
<PER-SHARE-GAIN-APPREC> 0.76
<PER-SHARE-DIVIDEND> 0.06
<PER-SHARE-DISTRIBUTIONS> 0.32
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 14.06
<EXPENSE-RATIO> 2.50
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND STRATEGIC TOTAL
RETURN PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 083
<NAME> STRATEGIC TOTAL RETURN PORTFOLIO/CLASS C
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 18,603
<INVESTMENTS-AT-VALUE> 20,704
<RECEIVABLES> 122
<ASSETS-OTHER> 0
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 20,826
<PAYABLE-FOR-SECURITIES> 113
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 57
<TOTAL-LIABILITIES> 170
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 18,151
<SHARES-COMMON-STOCK> 177
<SHARES-COMMON-PRIOR> 133
<ACCUMULATED-NII-CURRENT> 21
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 383
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 2,101
<NET-ASSETS> 20,656
<DIVIDEND-INCOME> 131
<INTEREST-INCOME> 149
<OTHER-INCOME> 0
<EXPENSES-NET> 177
<NET-INVESTMENT-INCOME> 103
<REALIZED-GAINS-CURRENT> 386
<APPREC-INCREASE-CURRENT> 784
<NET-CHANGE-FROM-OPS> 1,273
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 10
<DISTRIBUTIONS-OF-GAINS> 379
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 996
<NUMBER-OF-SHARES-REDEEMED> 447
<SHARES-REINVESTED> 54
<NET-CHANGE-IN-ASSETS> 5,436
<ACCUMULATED-NII-PRIOR> 34
<ACCUMULATED-GAINS-PRIOR> 376
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 88
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 229
<AVERAGE-NET-ASSETS> 2,178
<PER-SHARE-NAV-BEGIN> 13.42
<PER-SHARE-NII> 0.26
<PER-SHARE-GAIN-APPREC> 0.76
<PER-SHARE-DIVIDEND> 0.06
<PER-SHARE-DISTRIBUTIONS> 0.32
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 14.06
<EXPENSE-RATIO> 2.40
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND TACTICAL ASSET
ALLOCATION PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997,
AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 101
<NAME> TACTICAL ASSET ALLOCATION PORTFOLIO/CLASS A
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 20,708
<INVESTMENTS-AT-VALUE> 21,905
<RECEIVABLES> 78
<ASSETS-OTHER> 1
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 21,984
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 105
<TOTAL-LIABILITIES> 105
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 20,039
<SHARES-COMMON-STOCK> 913
<SHARES-COMMON-PRIOR> 750
<ACCUMULATED-NII-CURRENT> 33
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 609
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 1,198
<NET-ASSETS> 21,879
<DIVIDEND-INCOME> 89
<INTEREST-INCOME> 254
<OTHER-INCOME> 0
<EXPENSES-NET> 264
<NET-INVESTMENT-INCOME> 127
<REALIZED-GAINS-CURRENT> 612
<APPREC-INCREASE-CURRENT> 493
<NET-CHANGE-FROM-OPS> 1,232
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 67
<DISTRIBUTIONS-OF-GAINS> 65
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 3,361
<NUMBER-OF-SHARES-REDEEMED> 1,544
<SHARES-REINVESTED> 94
<NET-CHANGE-IN-ASSETS> 3,712
<ACCUMULATED-NII-PRIOR> 14
<ACCUMULATED-GAINS-PRIOR> 62
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 100
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 264
<AVERAGE-NET-ASSETS> 9,750
<PER-SHARE-NAV-BEGIN> 11.19
<PER-SHARE-NII> 0.26
<PER-SHARE-GAIN-APPREC> 0.50
<PER-SHARE-DIVIDEND> 0.08
<PER-SHARE-DISTRIBUTIONS> 0.04
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 11.83
<EXPENSE-RATIO> 1.85
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND TACTICAL ASSET
ALLOCATION PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997,
AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 102
<NAME> TACTICAL ASSET ALLOCATION PORTFOLIO/CLASS B
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 20,708
<INVESTMENTS-AT-VALUE> 21,905
<RECEIVABLES> 78
<ASSETS-OTHER> 1
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 21,984
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 105
<TOTAL-LIABILITIES> 105
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 20,039
<SHARES-COMMON-STOCK> 617
<SHARES-COMMON-PRIOR> 449
<ACCUMULATED-NII-CURRENT> 33
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 609
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 1,198
<NET-ASSETS> 21,879
<DIVIDEND-INCOME> 89
<INTEREST-INCOME> 254
<OTHER-INCOME> 0
<EXPENSES-NET> 216
<NET-INVESTMENT-INCOME> 127
<REALIZED-GAINS-CURRENT> 612
<APPREC-INCREASE-CURRENT> 493
<NET-CHANGE-FROM-OPS> 1,232
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 23
<DISTRIBUTIONS-OF-GAINS> 65
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 2,523
<NUMBER-OF-SHARES-REDEEMED> 592
<SHARES-REINVESTED> 41
<NET-CHANGE-IN-ASSETS> 3,712
<ACCUMULATED-NII-PRIOR> 14
<ACCUMULATED-GAINS-PRIOR> 62
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 100
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 264
<AVERAGE-NET-ASSETS> 6,239
<PER-SHARE-NAV-BEGIN> 11.18
<PER-SHARE-NII> 0.22
<PER-SHARE-GAIN-APPREC> 0.50
<PER-SHARE-DIVIDEND> 0.04
<PER-SHARE-DISTRIBUTIONS> 0.04
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 11.82
<EXPENSE-RATIO> 2.50
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND TACTICAL ASSET
ALLOCATION PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997,
AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 103
<NAME> TACTICAL ASSET ALLOCATION PORTFOLIO/CLASS C
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 20,708
<INVESTMENTS-AT-VALUE> 21,905
<RECEIVABLES> 78
<ASSETS-OTHER> 1
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 21,984
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 105
<TOTAL-LIABILITIES> 105
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 20,039
<SHARES-COMMON-STOCK> 320
<SHARES-COMMON-PRIOR> 425
<ACCUMULATED-NII-CURRENT> 33
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 609
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 1,198
<NET-ASSETS> 21,879
<DIVIDEND-INCOME> 89
<INTEREST-INCOME> 254
<OTHER-INCOME> 0
<EXPENSES-NET> 216
<NET-INVESTMENT-INCOME> 127
<REALIZED-GAINS-CURRENT> 612
<APPREC-INCREASE-CURRENT> 493
<NET-CHANGE-FROM-OPS> 1,232
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 18
<DISTRIBUTIONS-OF-GAINS> 65
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 1,654
<NUMBER-OF-SHARES-REDEEMED> 2,919
<SHARES-REINVESTED> 35
<NET-CHANGE-IN-ASSETS> 3,712
<ACCUMULATED-NII-PRIOR> 14
<ACCUMULATED-GAINS-PRIOR> 62
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 100
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 264
<AVERAGE-NET-ASSETS> 4,176
<PER-SHARE-NAV-BEGIN> 11.18
<PER-SHARE-NII> 0.23
<PER-SHARE-GAIN-APPREC> 0.50
<PER-SHARE-DIVIDEND> 0.05
<PER-SHARE-DISTRIBUTIONS> 0.04
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 11.82
<EXPENSE-RATIO> 2.40
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND BALANCED PORTFOLIO
FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 091
<NAME> BALANCED PORTFOLIO/CLASS A
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 11,851
<INVESTMENTS-AT-VALUE> 12,672
<RECEIVABLES> 407
<ASSETS-OTHER> 13
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 13,092
<PAYABLE-FOR-SECURITIES> 277
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 18
<TOTAL-LIABILITIES> 295
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 11,623
<SHARES-COMMON-STOCK> 800
<SHARES-COMMON-PRIOR> 619
<ACCUMULATED-NII-CURRENT> 26
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 332
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 816
<NET-ASSETS> 12,797
<DIVIDEND-INCOME> 55
<INTEREST-INCOME> 149
<OTHER-INCOME> 0
<EXPENSES-NET> 180
<NET-INVESTMENT-INCOME> 90
<REALIZED-GAINS-CURRENT> 341
<APPREC-INCREASE-CURRENT> 189
<NET-CHANGE-FROM-OPS> 620
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 75
<DISTRIBUTIONS-OF-GAINS> 1,367
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 1,928
<NUMBER-OF-SHARES-REDEEMED> 864
<SHARES-REINVESTED> 1,171
<NET-CHANGE-IN-ASSETS> 2,550
<ACCUMULATED-NII-PRIOR> 23
<ACCUMULATED-GAINS-PRIOR> 1,358
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 57
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 180
<AVERAGE-NET-ASSETS> 9,231
<PER-SHARE-NAV-BEGIN> 13.58
<PER-SHARE-NII> 0.34
<PER-SHARE-GAIN-APPREC> 0.39
<PER-SHARE-DIVIDEND> 0.11
<PER-SHARE-DISTRIBUTIONS> 1.75
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 12.45
<EXPENSE-RATIO> 1.85
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND BALANCED PORTFOLIO
FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 092
<NAME> BALANCED PORTFOLIO/CLASS B
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 11,851
<INVESTMENTS-AT-VALUE> 12,672
<RECEIVABLES> 407
<ASSETS-OTHER> 13
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 13,092
<PAYABLE-FOR-SECURITIES> 277
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 18
<TOTAL-LIABILITIES> 295
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 11,623
<SHARES-COMMON-STOCK> 140
<SHARES-COMMON-PRIOR> 65
<ACCUMULATED-NII-CURRENT> 26
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 332
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 816
<NET-ASSETS> 12,797
<DIVIDEND-INCOME> 55
<INTEREST-INCOME> 149
<OTHER-INCOME> 0
<EXPENSES-NET> 180
<NET-INVESTMENT-INCOME> 90
<REALIZED-GAINS-CURRENT> 341
<APPREC-INCREASE-CURRENT> 189
<NET-CHANGE-FROM-OPS> 620
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 7
<DISTRIBUTIONS-OF-GAINS> 1,367
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 996
<NUMBER-OF-SHARES-REDEEMED> 172
<SHARES-REINVESTED> 125
<NET-CHANGE-IN-ASSETS> 2,550
<ACCUMULATED-NII-PRIOR> 23
<ACCUMULATED-GAINS-PRIOR> 1,358
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 57
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 180
<AVERAGE-NET-ASSETS> 1,299
<PER-SHARE-NAV-BEGIN> 13.56
<PER-SHARE-NII> 0.30
<PER-SHARE-GAIN-APPREC> 0.39
<PER-SHARE-DIVIDEND> 0.06
<PER-SHARE-DISTRIBUTIONS> 1.75
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 12.44
<EXPENSE-RATIO> 2.50
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND BALANCED PORTFOLIO
FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 093
<NAME> BALANCED PORTFOLIO/CLASS C
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 11,851
<INVESTMENTS-AT-VALUE> 12,672
<RECEIVABLES> 407
<ASSETS-OTHER> 13
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 13,092
<PAYABLE-FOR-SECURITIES> 277
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 18
<TOTAL-LIABILITIES> 295
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 11,623
<SHARES-COMMON-STOCK> 88
<SHARES-COMMON-PRIOR> 71
<ACCUMULATED-NII-CURRENT> 26
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 332
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 816
<NET-ASSETS> 12,797
<DIVIDEND-INCOME> 55
<INTEREST-INCOME> 149
<OTHER-INCOME> 0
<EXPENSES-NET> 114
<NET-INVESTMENT-INCOME> 90
<REALIZED-GAINS-CURRENT> 341
<APPREC-INCREASE-CURRENT> 189
<NET-CHANGE-FROM-OPS> 620
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 6
<DISTRIBUTIONS-OF-GAINS> 1,367
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 393
<NUMBER-OF-SHARES-REDEEMED> 306
<SHARES-REINVESTED> 114
<NET-CHANGE-IN-ASSETS> 2,550
<ACCUMULATED-NII-PRIOR> 23
<ACCUMULATED-GAINS-PRIOR> 1,358
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 57
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 180
<AVERAGE-NET-ASSETS> 1,076
<PER-SHARE-NAV-BEGIN> 13.57
<PER-SHARE-NII> 0.30
<PER-SHARE-GAIN-APPREC> 0.39
<PER-SHARE-DIVIDEND> 0.07
<PER-SHARE-DISTRIBUTIONS> 1.75
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 12.44
<EXPENSE-RATIO> 2.40
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND FLEXIBLE INCOME
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 051
<NAME> FLEXIBLE INCOME PORTFOLIO/CLASS A
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 16,440
<INVESTMENTS-AT-VALUE> 16,546
<RECEIVABLES> 421
<ASSETS-OTHER> 15
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 16,982
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 76
<TOTAL-LIABILITIES> 76
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 19,333
<SHARES-COMMON-STOCK> 1,667
<SHARES-COMMON-PRIOR> 1,823
<ACCUMULATED-NII-CURRENT> 44
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (2,588)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 117
<NET-ASSETS> 16,906
<DIVIDEND-INCOME> 5
<INTEREST-INCOME> 724
<OTHER-INCOME> 0
<EXPENSES-NET> 199
<NET-INVESTMENT-INCOME> 562
<REALIZED-GAINS-CURRENT> 162
<APPREC-INCREASE-CURRENT> (249)
<NET-CHANGE-FROM-OPS> 475
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 526
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 436
<NUMBER-OF-SHARES-REDEEMED> 2,303
<SHARES-REINVESTED> 407
<NET-CHANGE-IN-ASSETS> (1,463)
<ACCUMULATED-NII-PRIOR> 48
<ACCUMULATED-GAINS-PRIOR> (2,750)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 79
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 199
<AVERAGE-NET-ASSETS> 16,310
<PER-SHARE-NAV-BEGIN> 9.33
<PER-SHARE-NII> 1.13
<PER-SHARE-GAIN-APPREC> (0.89)
<PER-SHARE-DIVIDEND> 0.30
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 9.27
<EXPENSE-RATIO> 1.85
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND FLEXIBLE INCOME
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 052
<NAME> FLEXIBLE INCOME PORTFOLIO/CLASS B
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 16,440
<INVESTMENTS-AT-VALUE> 16,546
<RECEIVABLES> 421
<ASSETS-OTHER> 15
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 16,982
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 76
<TOTAL-LIABILITIES> 76
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 19,333
<SHARES-COMMON-STOCK> 67
<SHARES-COMMON-PRIOR> 56
<ACCUMULATED-NII-CURRENT> 44
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (2,588)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 117
<NET-ASSETS> 16,906
<DIVIDEND-INCOME> 5
<INTEREST-INCOME> 724
<OTHER-INCOME> 0
<EXPENSES-NET> 167
<NET-INVESTMENT-INCOME> 562
<REALIZED-GAINS-CURRENT> 162
<APPREC-INCREASE-CURRENT> (249)
<NET-CHANGE-FROM-OPS> 475
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 16
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 140
<NUMBER-OF-SHARES-REDEEMED> 51
<SHARES-REINVESTED> 13
<NET-CHANGE-IN-ASSETS> (1,463)
<ACCUMULATED-NII-PRIOR> 48
<ACCUMULATED-GAINS-PRIOR> (2,750)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 79
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 199
<AVERAGE-NET-ASSETS> 572
<PER-SHARE-NAV-BEGIN> 9.32
<PER-SHARE-NII> 1.11
<PER-SHARE-GAIN-APPREC> (0.89)
<PER-SHARE-DIVIDEND> 0.27
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 9.27
<EXPENSE-RATIO> 2.50
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND FLEXIBLE INCOME
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 053
<NAME> FLEXIBLE INCOME PORTFOLIO/CLASS C
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 16,440
<INVESTMENTS-AT-VALUE> 16,546
<RECEIVABLES> 421
<ASSETS-OTHER> 15
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 16,982
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 76
<TOTAL-LIABILITIES> 76
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 19,333
<SHARES-COMMON-STOCK> 89
<SHARES-COMMON-PRIOR> 91
<ACCUMULATED-NII-CURRENT> 44
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (2,588)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 117
<NET-ASSETS> 16,906
<DIVIDEND-INCOME> 5
<INTEREST-INCOME> 724
<OTHER-INCOME> 0
<EXPENSES-NET> 167
<NET-INVESTMENT-INCOME> 562
<REALIZED-GAINS-CURRENT> 162
<APPREC-INCREASE-CURRENT> (249)
<NET-CHANGE-FROM-OPS> 475
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 24
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 262
<NUMBER-OF-SHARES-REDEEMED> 298
<SHARES-REINVESTED> 22
<NET-CHANGE-IN-ASSETS> (1,463)
<ACCUMULATED-NII-PRIOR> 48
<ACCUMULATED-GAINS-PRIOR> (2,750)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 79
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 199
<AVERAGE-NET-ASSETS> 806
<PER-SHARE-NAV-BEGIN> 9.32
<PER-SHARE-NII> 1.11
<PER-SHARE-GAIN-APPREC> (0.89)
<PER-SHARE-DIVIDEND> 0.27
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 9.27
<EXPENSE-RATIO> 2.40
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND INCOME PLUS
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 031
<NAME> INCOME PLUS PORTFOLIO/CLASS A
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 64,981
<INVESTMENTS-AT-VALUE> 66,323
<RECEIVABLES> 1,377
<ASSETS-OTHER> 509
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 68,209
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 712
<TOTAL-LIABILITIES> 712
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 65,905
<SHARES-COMMON-STOCK> 6,121
<SHARES-COMMON-PRIOR> 6,247
<ACCUMULATED-NII-CURRENT> 214
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 37
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 1,341
<NET-ASSETS> 67,497
<DIVIDEND-INCOME> 204
<INTEREST-INCOME> 2,785
<OTHER-INCOME> 0
<EXPENSES-NET> 451
<NET-INVESTMENT-INCOME> 2,538
<REALIZED-GAINS-CURRENT> 194
<APPREC-INCREASE-CURRENT> (845)
<NET-CHANGE-FROM-OPS> 1,887
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 2,434
<DISTRIBUTIONS-OF-GAINS> 632
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 3,337
<NUMBER-OF-SHARES-REDEEMED> 6,893
<SHARES-REINVESTED> 2,247
<NET-CHANGE-IN-ASSETS> (2,373)
<ACCUMULATED-NII-PRIOR> 243
<ACCUMULATED-GAINS-PRIOR> 474
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 207
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 451
<AVERAGE-NET-ASSETS> 65,768
<PER-SHARE-NAV-BEGIN> 10.61
<PER-SHARE-NII> 1.49
<PER-SHARE-GAIN-APPREC> (1.20)
<PER-SHARE-DIVIDEND> 0.39
<PER-SHARE-DISTRIBUTIONS> 0.10
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.41
<EXPENSE-RATIO> 1.27
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND INCOME PLUS
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 032
<NAME> INCOME PLUS PORTFOLIO/CLASS B
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 64,981
<INVESTMENTS-AT-VALUE> 66,323
<RECEIVABLES> 1,377
<ASSETS-OTHER> 509
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 68,209
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 712
<TOTAL-LIABILITIES> 712
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 65,905
<SHARES-COMMON-STOCK> 119
<SHARES-COMMON-PRIOR> 76
<ACCUMULATED-NII-CURRENT> 214
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 37
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 1,341
<NET-ASSETS> 67,497
<DIVIDEND-INCOME> 204
<INTEREST-INCOME> 2,785
<OTHER-INCOME> 0
<EXPENSES-NET> 451
<NET-INVESTMENT-INCOME> 2,538
<REALIZED-GAINS-CURRENT> 194
<APPREC-INCREASE-CURRENT> (845)
<NET-CHANGE-FROM-OPS> 1,887
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 36
<DISTRIBUTIONS-OF-GAINS> 632
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 569
<NUMBER-OF-SHARES-REDEEMED> 149
<SHARES-REINVESTED> 32
<NET-CHANGE-IN-ASSETS> (2,373)
<ACCUMULATED-NII-PRIOR> 243
<ACCUMULATED-GAINS-PRIOR> 474
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 207
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 451
<AVERAGE-NET-ASSETS> 1,067
<PER-SHARE-NAV-BEGIN> 10.61
<PER-SHARE-NII> 1.46
<PER-SHARE-GAIN-APPREC> (1.20)
<PER-SHARE-DIVIDEND> 0.36
<PER-SHARE-DISTRIBUTIONS> 0.10
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.41
<EXPENSE-RATIO> 1.92
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND INCOME PLUS
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 033
<NAME> INCOME PLUS PORTFOLIO/CLASS C
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLARS
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 64,981
<INVESTMENTS-AT-VALUE> 66,323
<RECEIVABLES> 1,377
<ASSETS-OTHER> 509
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 68,209
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 712
<TOTAL-LIABILITIES> 712
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 65,905
<SHARES-COMMON-STOCK> 242
<SHARES-COMMON-PRIOR> 262
<ACCUMULATED-NII-CURRENT> 214
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 37
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 1,341
<NET-ASSETS> 67,497
<DIVIDEND-INCOME> 204
<INTEREST-INCOME> 2,785
<OTHER-INCOME> 0
<EXPENSES-NET> 451
<NET-INVESTMENT-INCOME> 2,538
<REALIZED-GAINS-CURRENT> 194
<APPREC-INCREASE-CURRENT> (845)
<NET-CHANGE-FROM-OPS> 1,887
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 97
<DISTRIBUTIONS-OF-GAINS> 632
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 1,675
<NUMBER-OF-SHARES-REDEEMED> 1,988
<SHARES-REINVESTED> 109
<NET-CHANGE-IN-ASSETS> (2,373)
<ACCUMULATED-NII-PRIOR> 243
<ACCUMULATED-GAINS-PRIOR> 474
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 207
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 451
<AVERAGE-NET-ASSETS> 2,825
<PER-SHARE-NAV-BEGIN> 10.61
<PER-SHARE-NII> 1.46
<PER-SHARE-GAIN-APPREC> (1.20)
<PER-SHARE-DIVIDEND> 0.36
<PER-SHARE-DISTRIBUTIONS> 0.10
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 10.41
<EXPENSE-RATIO> 1.82
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND TAX-EXEMPT
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 021
<NAME> TAX-EXEMPT PORTFOLIO/CLASS A
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLAR
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 23,768
<INVESTMENTS-AT-VALUE> 23,855
<RECEIVABLES> 355
<ASSETS-OTHER> 80
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 24,290
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 8
<TOTAL-LIABILITIES> 8
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 23,994
<SHARES-COMMON-STOCK> 2,074
<SHARES-COMMON-PRIOR> 2,144
<ACCUMULATED-NII-CURRENT> 48
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 154
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 86
<NET-ASSETS> 24,282
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 699
<OTHER-INCOME> 0
<EXPENSES-NET> 125
<NET-INVESTMENT-INCOME> 574
<REALIZED-GAINS-CURRENT> 154
<APPREC-INCREASE-CURRENT> (231)
<NET-CHANGE-FROM-OPS> 497
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 550
<DISTRIBUTIONS-OF-GAINS> 173
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 519
<NUMBER-OF-SHARES-REDEEMED> 1,806
<SHARES-REINVESTED> 486
<NET-CHANGE-IN-ASSETS> (1,294)
<ACCUMULATED-NII-PRIOR> 44
<ACCUMULATED-GAINS-PRIOR> 173
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 74
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 185
<AVERAGE-NET-ASSETS> 23,881
<PER-SHARE-NAV-BEGIN> 11.40
<PER-SHARE-NII> 1.00
<PER-SHARE-GAIN-APPREC> (0.77)
<PER-SHARE-DIVIDEND> 0.26
<PER-SHARE-DISTRIBUTIONS> 0.08
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 11.29
<EXPENSE-RATIO> 1.00
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND TAX-EXEMPT
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 022
<NAME> TAX-EXEMPT PORTFOLIO/CLASS B
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLAR
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 23,768
<INVESTMENTS-AT-VALUE> 23,855
<RECEIVABLES> 355
<ASSETS-OTHER> 80
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 24,290
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 8
<TOTAL-LIABILITIES> 8
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 23,994
<SHARES-COMMON-STOCK> 23
<SHARES-COMMON-PRIOR> 18
<ACCUMULATED-NII-CURRENT> 48
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 154
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 86
<NET-ASSETS> 24,282
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 699
<OTHER-INCOME> 0
<EXPENSES-NET> 125
<NET-INVESTMENT-INCOME> 574
<REALIZED-GAINS-CURRENT> 154
<APPREC-INCREASE-CURRENT> (231)
<NET-CHANGE-FROM-OPS> 497
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 4
<DISTRIBUTIONS-OF-GAINS> 173
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 61
<NUMBER-OF-SHARES-REDEEMED> 1
<SHARES-REINVESTED> 3
<NET-CHANGE-IN-ASSETS> (1,294)
<ACCUMULATED-NII-PRIOR> 44
<ACCUMULATED-GAINS-PRIOR> 173
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 74
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 185
<AVERAGE-NET-ASSETS> 220
<PER-SHARE-NAV-BEGIN> 11.40
<PER-SHARE-NII> 0.96
<PER-SHARE-GAIN-APPREC> (0.77)
<PER-SHARE-DIVIDEND> 0.23
<PER-SHARE-DISTRIBUTIONS> 0.08
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 11.28
<EXPENSE-RATIO> 1.65
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY INFORMATION EXTRACTED FROM
THE FINANCIAL STATEMENTS OF IDEX SERIES FUND TAX-EXEMPT
PORTFOLIO FOR THE PERIOD ENDED APRIL 30, 1997, AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000787623
<NAME> IDEX SERIES FUND
<SERIES>
<NUMBER> 023
<NAME> TAX-EXEMPT PORTFOLIO/CLASS C
<MULTIPLIER> 1,000
<CURRENCY> U.S. DOLLAR
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1996
<PERIOD-END> APR-30-1997
<EXCHANGE-RATE> 1
<INVESTMENTS-AT-COST> 23,768
<INVESTMENTS-AT-VALUE> 23,855
<RECEIVABLES> 355
<ASSETS-OTHER> 80
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 24,290
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 8
<TOTAL-LIABILITIES> 8
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 23,994
<SHARES-COMMON-STOCK> 55
<SHARES-COMMON-PRIOR> 82
<ACCUMULATED-NII-CURRENT> 48
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 154
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 86
<NET-ASSETS> 24,282
<DIVIDEND-INCOME> 0
<INTEREST-INCOME> 699
<OTHER-INCOME> 0
<EXPENSES-NET> 125
<NET-INVESTMENT-INCOME> 574
<REALIZED-GAINS-CURRENT> 154
<APPREC-INCREASE-CURRENT> (231)
<NET-CHANGE-FROM-OPS> 497
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 16
<DISTRIBUTIONS-OF-GAINS> 173
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 143
<NUMBER-OF-SHARES-REDEEMED> 471
<SHARES-REINVESTED> 18
<NET-CHANGE-IN-ASSETS> (1,294)
<ACCUMULATED-NII-PRIOR> 44
<ACCUMULATED-GAINS-PRIOR> 173
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 74
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 185
<AVERAGE-NET-ASSETS> 732
<PER-SHARE-NAV-BEGIN> 11.40
<PER-SHARE-NII> 0.98
<PER-SHARE-GAIN-APPREC> (0.77)
<PER-SHARE-DIVIDEND> 0.25
<PER-SHARE-DISTRIBUTIONS> 0.08
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 11.28
<EXPENSE-RATIO> 1.25
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
