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Previous: MFS GOVERNMENT SECURITIES FUND, 485BPOS, 1998-06-25 |
Next: HOVNANIAN ENTERPRISES INC, S-3/A, 1998-06-25 |
<PAGE> PAGE 1
000 A000000 04/30/98
000 C000000 356865
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 3.0.a
000 J000000 A
001 A000000 OPPENHEIMER SERIES FUND, INC.
001 B000000 811-3346
001 C000000 2123230200
002 A000000 TWO WORLD TRADE CENTER
002 B000000 NEW YORK
002 C000000 NY
002 D010000 10048
002 D020000 0203
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 Y
007 B000000 5
007 C010100 1
007 C010200 2
007 C010300 3
007 C010400 4
007 C020400 DISCIPLINED ALLOCATION FUND
007 C030400 N
007 C010500 5
007 C020500 DISCIPLINED VALUE FUND
007 C030500 N
007 C010600 6
007 C010700 7
007 C010800 8
007 C010900 9
007 C011000 10
007 C011100 11
007 C021100 LIFESPAN INCOME FUND
007 C031100 N
007 C011200 12
007 C021200 LIFESPAN BALANCED FUND
007 C031200 N
007 C011300 13
007 C021300 LIFESPAN GROWTH FUND
007 C031300 N
007 C011400 14
007 C011500 15
007 C011600 16
007 C011700 17
007 C011800 18
<PAGE> PAGE 2
007 C011900 19
007 C012000 20
008 A00AA01 OPPENHEIMERFUNDS, INC.
008 B00AA01 A
008 C00AA01 801-8253
008 D01AA01 NEW YORK
008 D02AA01 NY
008 D03AA01 10048
008 D04AA01 0203
008 A00AA02 PILGRIM BAXTER & ASSOCIATES, LTD.
008 B00AA02 S
008 C00AA02 801-48872
008 D01AA02 WAYNE
008 D02AA02 PA
008 D03AA02 19087
008 A00AA03 BEA ASSOCIATES
008 B00AA03 S
008 C00AA03 801-37170
008 D01AA03 NEW YORK
008 D02AA03 NY
008 D03AA03 10020
008 A00AA04 BABSON-STEWART IVORY INTERNATIONAL
008 B00AA04 S
008 C00AA04 801-30247
008 D01AA04 CAMBRIDGE
008 D02AA04 MA
008 D03AA04 02142
011 A00AA01 OPPENHEIMERFUNDS DISTRIBUTOR, INC.
011 B00AA01 8-22992
011 C01AA01 NEW YORK
011 C02AA01 NY
011 C03AA01 10048
011 C04AA01 0203
012 A00AA01 OPPENHEIMERFUNDS SERVICES
012 B00AA01 84-1562
012 C01AA01 ENGLEWOOD
012 C02AA01 CO
012 C03AA01 80112
013 A00AA01 KPMG PEAT MARWICK LLP
013 B01AA01 DENVER
013 B02AA01 CO
013 B03AA01 80202
015 A00AA01 THE BANK OF NEW YORK
015 B00AA01 C
015 C01AA01 NEW YORK
015 C02AA01 NY
015 C03AA01 10015
015 E01AA01 X
018 00AA00 Y
019 A00AA00 Y
019 B00AA00 49
<PAGE> PAGE 3
019 C00AA00 OPPENHEIMR
020 A000001 MERRILL LYNCH, PIERCE, FENNER, & SMITH, INC.
020 B000001 13-5674085
020 C000001 151
020 A000002 PAINEWEBBER, INC.
020 B000002 13-2638166
020 C000002 123
020 A000003 BEAR SECURITIES CORP.
020 B000003 13-3299429
020 C000003 106
020 A000004 AUTRANET, INC.
020 B000004 13-2961507
020 C000004 76
020 A000005 FIRST BOSTON CORP. (THE)
020 B000005 13-5659485
020 C000005 58
020 A000006 RBC DOMINION SECURITIES, INC.
020 B000006 13-5033225
020 C000006 51
020 A000007 BERNSTEIN & CO., INC.
020 B000007 13-2625874
020 C000007 48
020 A000008 MONTGOMERY SECURITIES
020 B000008 94-1701676
020 C000008 43
020 A000009 LEHMAN BROTHERS, INC.
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020 C000009 40
020 A000010 GOLDMAN, SACHS & CO.
020 B000010 13-5108880
020 C000010 37
021 000000 1199
022 A000001 ZION FIRST NATIONAL BANK
022 B000001 87-0189025
022 C000001 5921532
022 D000001 0
022 A000002 PAINEWEBBER, INC.
022 B000002 13-2638166
022 C000002 186943
022 D000002 50293
022 A000003 LEHMAN BROTHERS, INC.
022 B000003 13-2518466
022 C000003 125148
022 D000003 23273
022 A000004 MORGAN GUARANTY TRUST CO.
022 B000004 13-5123346
022 C000004 145054
022 D000004 0
022 A000005 FIRST CHICAGO CAPITAL MARKET
022 B000005 36-3595942
022 C000005 138405
<PAGE> PAGE 4
022 D000005 0
022 A000006 GOLDMAN, SACHS & CO.
022 B000006 13-5108880
022 C000006 93566
022 D000006 22574
022 A000007 FIRST BOSTON CORP. (THE)
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022 C000007 96364
022 D000007 1423
022 A000008 MERRILL LYNCH, PIERCE, FENNER, & SMITH, INC.
022 B000008 13-5674085
022 C000008 51825
022 D000008 34823
022 A000009 BEAR STEARNS SECURITIES CORP.
022 B000009 13-3299429
022 C000009 41903
022 D000009 36010
022 A000010 BANK OF AMERICA NT & SA
022 B000010 94-1687665
022 C000010 48748
022 D000010 7609
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<PAGE> PAGE 5
053 A00AA00 N
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<PAGE> PAGE 6
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<PAGE> PAGE 7
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<PAGE> PAGE 8
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<PAGE> PAGE 9
070 K020400 N
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<PAGE> PAGE 10
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<PAGE> PAGE 11
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<PAGE> PAGE 12
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<PAGE> PAGE 13
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<PAGE> PAGE 14
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<PAGE> PAGE 15
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<PAGE> PAGE 16
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<PAGE> PAGE 17
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<PAGE> PAGE 18
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<PAGE> PAGE 19
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<PAGE> PAGE 20
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048 C011200 0
048 C021200 0.000
048 D011200 0
048 D021200 0.000
048 E011200 0
048 E021200 0.000
048 F011200 0
048 F021200 0.000
048 G011200 0
048 G021200 0.000
048 H011200 0
048 H021200 0.000
048 I011200 0
048 I021200 0.000
048 J011200 0
048 J021200 0.000
048 K011200 250000
048 K021200 0.750
055 A001200 Y
055 B001200 N
056 001200 N
057 001200 N
062 A001200 Y
<PAGE> PAGE 21
062 B001200 0.0
062 C001200 0.0
062 D001200 0.0
062 E001200 0.0
062 F001200 0.0
062 G001200 0.0
062 H001200 0.0
062 I001200 0.0
062 J001200 0.0
062 K001200 0.0
062 L001200 0.0
062 M001200 0.0
062 N001200 2.0
062 O001200 0.0
062 P001200 0.0
062 Q001200 0.0
062 R001200 0.0
063 A001200 0
063 B001200 0.0
064 A001200 Y
064 B001200 Y
065 001200 N
066 A001200 Y
066 B001200 N
066 C001200 N
066 D001200 N
066 E001200 Y
066 F001200 N
066 G001200 N
067 001200 Y
068 A001200 N
068 B001200 N
069 001200 N
070 A011200 Y
070 A021200 Y
070 B011200 Y
070 B021200 N
070 C011200 Y
070 C021200 N
070 D011200 Y
070 D021200 N
070 E011200 Y
070 E021200 N
070 F011200 Y
070 F021200 N
070 G011200 Y
070 G021200 N
070 H011200 Y
070 H021200 N
070 I011200 N
070 I021200 N
<PAGE> PAGE 22
070 J011200 Y
070 J021200 Y
070 K011200 Y
070 K021200 N
070 L011200 Y
070 L021200 Y
070 M011200 Y
070 M021200 Y
070 N011200 Y
070 N021200 N
070 O011200 Y
070 O021200 N
070 P011200 Y
070 P021200 N
070 Q011200 N
070 Q021200 N
070 R011200 N
070 R021200 N
071 A001200 18568
071 B001200 19144
071 C001200 65586
071 D001200 28
072 A001200 6
072 B001200 1168
072 C001200 308
072 D001200 0
072 E001200 0
072 F001200 298
072 G001200 0
072 H001200 0
072 I001200 11
072 J001200 24
072 K001200 3
072 L001200 10
072 M001200 10
072 N001200 2
072 O001200 0
072 P001200 0
072 Q001200 0
072 R001200 3
072 S001200 21
072 T001200 110
072 U001200 0
072 V001200 0
072 W001200 10
072 X001200 502
072 Y001200 0
072 Z001200 974
072AA001200 3177
072BB001200 1516
072CC011200 3819
<PAGE> PAGE 23
072CC021200 0
072DD011200 874
072DD021200 51
072EE001200 3288
073 A011200 0.1734
073 A021200 0.1264
073 B001200 0.6143
073 C001200 0.0000
074 A001200 0
074 B001200 5528
074 C001200 0
074 D001200 24183
074 E001200 177
074 F001200 43897
074 G001200 0
074 H001200 0
074 I001200 0
074 J001200 685
074 K001200 0
074 L001200 571
074 M001200 3
074 N001200 75044
074 O001200 904
074 P001200 32
074 Q001200 0
074 R011200 0
074 R021200 0
074 R031200 0
074 R041200 130
074 S001200 0
074 T001200 73978
074 U011200 5176
074 U021200 420
074 V011200 13.01
074 V021200 13.09
074 W001200 0.0000
074 X001200 1082
074 Y001200 892
075 A001200 0
075 B001200 70754
076 001200 0.00
028 A011300 404
028 A021300 0
028 A031300 0
028 A041300 100
028 B011300 698
028 B021300 4478
028 B031300 0
028 B041300 296
028 C011300 1000
028 C021300 1
<PAGE> PAGE 24
028 C031300 0
028 C041300 580
028 D011300 742
028 D021300 -15
028 D031300 0
028 D041300 864
028 E011300 1092
028 E021300 0
028 E031300 0
028 E041300 2010
028 F011300 308
028 F021300 0
028 F031300 0
028 F041300 413
028 G011300 4244
028 G021300 4464
028 G031300 0
028 G041300 4263
028 H001300 1117
029 001300 Y
030 A001300 51
030 B001300 5.75
030 C001300 0.00
031 A001300 24
031 B001300 0
032 001300 27
033 001300 0
034 001300 Y
035 001300 9
036 A001300 N
036 B001300 0
042 A001300 0
042 B001300 0
042 C001300 0
042 D001300 100
042 E001300 0
042 F001300 0
042 G001300 0
042 H001300 0
043 001300 106
044 001300 0
045 001300 Y
046 001300 N
047 001300 Y
048 001300 0.000
048 A011300 250000
048 A021300 0.850
048 B011300 0
048 B021300 0.000
048 C011300 0
048 C021300 0.000
<PAGE> PAGE 25
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 250000
048 K021300 0.750
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
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
063 A001300 0
063 B001300 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
<PAGE> PAGE 26
070 A011300 Y
070 A021300 Y
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 Y
070 K011300 Y
070 K021300 N
070 L011300 Y
070 L021300 Y
070 M011300 Y
070 M021300 Y
070 N011300 Y
070 N021300 N
070 O011300 Y
070 O021300 N
070 P011300 Y
070 P021300 N
070 Q011300 N
070 Q021300 N
070 R011300 N
070 R021300 N
071 A001300 18788
071 B001300 18516
071 C001300 57720
071 D001300 32
072 A001300 6
072 B001300 646
072 C001300 345
072 D001300 0
072 E001300 0
072 F001300 267
072 G001300 0
072 H001300 0
072 I001300 21
072 J001300 24
072 K001300 4
<PAGE> PAGE 27
072 L001300 20
072 M001300 11
072 N001300 1
072 O001300 0
072 P001300 0
072 Q001300 0
072 R001300 18
072 S001300 4
072 T001300 106
072 U001300 0
072 V001300 0
072 W001300 10
072 X001300 486
072 Y001300 0
072 Z001300 505
072AA001300 3492
072BB001300 1703
072CC011300 4467
072CC021300 0
072DD011300 915
072DD021300 63
072EE001300 3486
073 A011300 0.2342
073 A021300 0.1537
073 B001300 0.7892
073 C001300 0.0000
074 A001300 0
074 B001300 5503
074 C001300 0
074 D001300 11205
074 E001300 346
074 F001300 49698
074 G001300 0
074 H001300 0
074 I001300 0
074 J001300 717
074 K001300 0
074 L001300 340
074 M001300 4
074 N001300 67813
074 O001300 980
074 P001300 32
074 Q001300 0
074 R011300 0
074 R021300 0
074 R031300 0
074 R041300 157
074 S001300 0
074 T001300 66644
074 U011300 4146
074 U021300 481
<PAGE> PAGE 28
074 V011300 14.07
074 V021300 14.05
074 W001300 0.0000
074 X001300 2109
074 Y001300 714
075 A001300 0
075 B001300 63266
076 001300 0.00
072 I001700 0
072 J001700 0
072 K001700 0
072 L001700 0
072 M001700 0
072 N001700 0
072 O001700 0
072 P001700 0
072 Q001700 0
072 R001700 0
072 S001700 0
072 T001700 0
072 U001700 0
072 V001700 0
072 W001700 0
072 X001700 0
072 I001900 0
072 J001900 0
072 K001900 0
072 L001900 0
072 M001900 0
072 N001900 0
072 O001900 0
072 P001900 0
072 Q001900 0
072 R001900 0
072 S001900 0
072 T001900 0
072 U001900 0
072 V001900 0
072 W001900 0
072 X001900 0
SIGNATURE GEORGE C. BOWEN
TITLE TREASURER
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 356865
<NAME> Oppenheimer Disciplined Allocation - A Shares
<SERIES>
<NUMBER> 4
<NAME> Oppenheimer Series Fund, Inc.
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1998
<PERIOD-START> NOV-01-1997
<PERIOD-END> APR-30-1998
<INVESTMENTS-AT-COST> 236,342,546
<INVESTMENTS-AT-VALUE> 266,414,912
<RECEIVABLES> 5,682,111
<ASSETS-OTHER> 9,158
<OTHER-ITEMS-ASSETS> 110,038
<TOTAL-ASSETS> 272,216,219
<PAYABLE-FOR-SECURITIES> 2,740,234
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 512,512
<TOTAL-LIABILITIES> 3,252,746
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 229,095,802
<SHARES-COMMON-STOCK> 15,797,196
<SHARES-COMMON-PRIOR> 14,469,482
<ACCUMULATED-NII-CURRENT> 728,591
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 9,066,714
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 30,072,366
<NET-ASSETS> 254,177,246
<DIVIDEND-INCOME> 970,646
<INTEREST-INCOME> 4,246,081
<OTHER-INCOME> 0
<EXPENSES-NET> 1,426,466
<NET-INVESTMENT-INCOME> 3,790,261
<REALIZED-GAINS-CURRENT> 9,170,415
<APPREC-INCREASE-CURRENT> 9,105,975
<NET-CHANGE-FROM-OPS> 22,066,651
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 3,744,800
<DISTRIBUTIONS-OF-GAINS> 26,053,045
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 688,128
<NUMBER-OF-SHARES-REDEEMED> 1,295,011
<SHARES-REINVESTED> 1,934,597
<NET-CHANGE-IN-ASSETS> 15,502,332
<ACCUMULATED-NII-PRIOR> 828,581
<ACCUMULATED-GAINS-PRIOR> 27,121,937
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 809,186
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1,426,466
<AVERAGE-NET-ASSETS> 249,093,660
<PER-SHARE-NAV-BEGIN> 16.81
<PER-SHARE-NII> 0.22
<PER-SHARE-GAIN-APPREC> 1.11
<PER-SHARE-DIVIDEND> 0.24
<PER-SHARE-DISTRIBUTIONS> 1.81
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 16.09
<EXPENSE-RATIO> 1.07
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0.00
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 356865
<NAME> Oppenheimer Disciplined Allocation - B Shares
<SERIES>
<NUMBER> 4
<NAME> Oppenheimer Series Fund, Inc.
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1998
<PERIOD-START> NOV-01-1997
<PERIOD-END> APR-30-1998
<INVESTMENTS-AT-COST> 236,342,546
<INVESTMENTS-AT-VALUE> 266,414,912
<RECEIVABLES> 5,682,111
<ASSETS-OTHER> 9,158
<OTHER-ITEMS-ASSETS> 110,038
<TOTAL-ASSETS> 272,216,219
<PAYABLE-FOR-SECURITIES> 2,740,234
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 512,512
<TOTAL-LIABILITIES> 3,252,746
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 229,095,802
<SHARES-COMMON-STOCK> 757,963
<SHARES-COMMON-PRIOR> 513,404
<ACCUMULATED-NII-CURRENT> 728,591
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 9,066,714
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 30,072,366
<NET-ASSETS> 12,337,935
<DIVIDEND-INCOME> 970,646
<INTEREST-INCOME> 4,246,081
<OTHER-INCOME> 0
<EXPENSES-NET> 1,426,466
<NET-INVESTMENT-INCOME> 3,790,261
<REALIZED-GAINS-CURRENT> 9,170,415
<APPREC-INCREASE-CURRENT> 9,105,975
<NET-CHANGE-FROM-OPS> 22,066,651
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 123,673
<DISTRIBUTIONS-OF-GAINS> 1,001,059
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 213,036
<NUMBER-OF-SHARES-REDEEMED> 40,449
<SHARES-REINVESTED> 71,972
<NET-CHANGE-IN-ASSETS> 15,502,332
<ACCUMULATED-NII-PRIOR> 828,581
<ACCUMULATED-GAINS-PRIOR> 27,121,937
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 809,186
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1,426,466
<AVERAGE-NET-ASSETS> 10,308,557
<PER-SHARE-NAV-BEGIN> 16.99
<PER-SHARE-NII> 0.18
<PER-SHARE-GAIN-APPREC> 1.11
<PER-SHARE-DIVIDEND> 0.19
<PER-SHARE-DISTRIBUTIONS> 1.81
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 16.28
<EXPENSE-RATIO> 1.83
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0.00
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 356865
<NAME> Oppenheimer Disciplined Allocation - C Shares
<SERIES>
<NUMBER> 4
<NAME> Oppenheimer Series Fund, Inc.
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1998
<PERIOD-START> NOV-01-1997
<PERIOD-END> APR-30-1998
<INVESTMENTS-AT-COST> 236,342,546
<INVESTMENTS-AT-VALUE> 266,414,912
<RECEIVABLES> 5,682,111
<ASSETS-OTHER> 9,158
<OTHER-ITEMS-ASSETS> 110,038
<TOTAL-ASSETS> 272,216,219
<PAYABLE-FOR-SECURITIES> 2,740,234
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 512,512
<TOTAL-LIABILITIES> 3,252,746
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 229,095,802
<SHARES-COMMON-STOCK> 153,403
<SHARES-COMMON-PRIOR> 88,237
<ACCUMULATED-NII-CURRENT> 728,591
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 9,066,714
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 30,072,366
<NET-ASSETS> 2,448,292
<DIVIDEND-INCOME> 970,646
<INTEREST-INCOME> 4,246,081
<OTHER-INCOME> 0
<EXPENSES-NET> 1,426,466
<NET-INVESTMENT-INCOME> 3,790,261
<REALIZED-GAINS-CURRENT> 9,170,415
<APPREC-INCREASE-CURRENT> 9,105,975
<NET-CHANGE-FROM-OPS> 22,066,651
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 21,778
<DISTRIBUTIONS-OF-GAINS> 171,534
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 70,277
<NUMBER-OF-SHARES-REDEEMED> 17,324
<SHARES-REINVESTED> 12,213
<NET-CHANGE-IN-ASSETS> 15,502,332
<ACCUMULATED-NII-PRIOR> 828,581
<ACCUMULATED-GAINS-PRIOR> 27,121,937
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 809,186
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1,426,466
<AVERAGE-NET-ASSETS> 1,770,055
<PER-SHARE-NAV-BEGIN> 16.70
<PER-SHARE-NII> 0.19
<PER-SHARE-GAIN-APPREC> 1.07
<PER-SHARE-DIVIDEND> 0.19
<PER-SHARE-DISTRIBUTIONS> 1.81
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 15.96
<EXPENSE-RATIO> 1.84
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0.00
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 356865
<NAME> OPPENHEIMER LIFESPAN INCOME FUND-A
<SERIES>
<NUMBER> 11
<NAME> Oppenheimer Series Fund, Inc.
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1998
<PERIOD-START> NOV-01-1997
<PERIOD-END> APR-30-1998
<INVESTMENTS-AT-COST> 28,778,152
<INVESTMENTS-AT-VALUE> 31,478,377
<RECEIVABLES> 452,605
<ASSETS-OTHER> 3,308
<OTHER-ITEMS-ASSETS> 30,492
<TOTAL-ASSETS> 31,964,782
<PAYABLE-FOR-SECURITIES> 87,515
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 108,347
<TOTAL-LIABILITIES> 195,862
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 28,786,685
<SHARES-COMMON-STOCK> 2,732,444
<SHARES-COMMON-PRIOR> 2,639,654
<ACCUMULATED-NII-CURRENT> 2,079
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 279,931
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 2,700,225
<NET-ASSETS> 30,731,010
<DIVIDEND-INCOME> 134,919
<INTEREST-INCOME> 869,550
<OTHER-INCOME> 0
<EXPENSES-NET> 197,018
<NET-INVESTMENT-INCOME> 807,451
<REALIZED-GAINS-CURRENT> 289,925
<APPREC-INCREASE-CURRENT> 629,531
<NET-CHANGE-FROM-OPS> 1,726,907
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 785,292
<DISTRIBUTIONS-OF-GAINS> 401,751
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 24,331
<NUMBER-OF-SHARES-REDEEMED> 33,924
<SHARES-REINVESTED> 102,383
<NET-CHANGE-IN-ASSETS> 0
<ACCUMULATED-NII-PRIOR> 2,079
<ACCUMULATED-GAINS-PRIOR> 404,251
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 115,245
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 197,018
<AVERAGE-NET-ASSETS> 30,041,294
<PER-SHARE-NAV-BEGIN> 11.06
<PER-SHARE-NII> 0.29
<PER-SHARE-GAIN-APPREC> 0.34
<PER-SHARE-DIVIDEND> 0.29
<PER-SHARE-DISTRIBUTIONS> 0.15
<RETURNS-OF-CAPITAL> 0.00
<PER-SHARE-NAV-END> 11.25
<EXPENSE-RATIO> 1.26
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0.00
</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 356865
<NAME> OPPENHEIMER LIFESPAN INCOME FUND-B
<SERIES>
<NUMBER> 11
<NAME> Oppenheimer Series Fund, Inc.
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> OCT-31-1998
<PERIOD-START> NOV-01-1997
<PERIOD-END> APR-30-1998
<INVESTMENTS-AT-COST> 28,778,152
<INVESTMENTS-AT-VALUE> 31,478,377
<RECEIVABLES> 452,605
<ASSETS-OTHER> 3,308
<OTHER-ITEMS-ASSETS> 30,492
<TOTAL-ASSETS> 31,964,782
<PAYABLE-FOR-SECURITIES> 87,515
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 108,347
<TOTAL-LIABILITIES> 195,862
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 28,786,685
<SHARES-COMMON-STOCK> 83,365
<SHARES-COMMON-PRIOR> 73,513
<ACCUMULATED-NII-CURRENT> 2,079
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 279,931
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 2,700,225
<NET-ASSETS> 940,260
<DIVIDEND-INCOME> 134,919
<INTEREST-INCOME> 869,550
<OTHER-INCOME> 0
<EXPENSES-NET> 197,018
<NET-INVESTMENT-INCOME> 807,451
<REALIZED-GAINS-CURRENT> 289,925
<APPREC-INCREASE-CURRENT> 629,531
<NET-CHANGE-FROM-OPS> 1,726,907
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 20,736
<DISTRIBUTIONS-OF-GAINS> 121,019
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 15,129
<NUMBER-OF-SHARES-REDEEMED> 8,069
<SHARES-REINVESTED> 2,792
<NET-CHANGE-IN-ASSETS> 0
<ACCUMULATED-NII-PRIOR> 2,079
<ACCUMULATED-GAINS-PRIOR> 404,251
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
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<TABLE> <S> <C>
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<CIK> 356865
<NAME> OPPENHEIMER LIFESPAN INCOME FUND-C
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<NUMBER> 11
<NAME> Oppenheimer Series Fund, Inc.
<S> <C>
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 356865
<NAME> OPPENHEIMER LIFESPAN BALANCED FUND - A
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<NUMBER> 12
<NAME> OPPENHEIMER SERIES FUND, INC.
<S> <C>
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 356865
<NAME> OPPENHEIMER LIFESPAN BALANCED FUND - B
<SERIES>
<NUMBER> 12
<NAME> OPPENHEIMER SERIES FUND, INC.
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<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 356865
<NAME> OPPENHEIMER LIFESPAN BALANCED FUND - C
<SERIES>
<NUMBER> 12
<NAME> OPPENHEIMER SERIES FUND, INC.
<S> <C>
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 356865
<NAME> OPPENHEIMER LIFESPAN GROWTH-A
<SERIES>
<NUMBER> 13
<NAME> OPPENHEIMER SERIES FUND, INC.
<S> <C>
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 356865
<NAME> OPPENHEIMER LIFESPAN GROWTH-B
<SERIES>
<NUMBER> 13
<NAME> OPPENHEIMER SERIES FUND, INC.
<S> <C>
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</TABLE>
<TABLE> <S> <C>
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<CIK> 356865
<NAME> OPPENHEIMER LIFESPAN GROWTH-C
<SERIES>
<NUMBER> 13
<NAME> OPPENHEIMER SERIES FUND, INC.
<S> <C>
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<CIK> 356865
<NAME> OPPENHEIMER DISCIPLINED VALUE- A
<SERIES>
<NUMBER> 5
<NAME> OPPENHEIMER SERIES FUND, INC.
<S> <C>
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WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
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WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
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