<PAGE> PAGE 1
000 A000000 06/30/96
000 C000000 0000215952
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 3.0.a
000 J000000 U
001 A000000 THE GATEWAY TRUST
001 B000000 811-2773
001 C000000 5132482700
002 A000000 400 TECHNECENTER DRIVE, SUITE 220
002 B000000 MILFORD
002 C000000 OH
002 D010000 45150
002 D020000 2746
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 Y
007 B000000 4
077 A000000 N
062 A000100 N
062 B000100 0.0
062 C000100 0.0
062 D000100 0.0
062 E000100 0.0
062 F000100 0.0
062 G000100 0.0
062 H000100 0.0
062 I000100 0.0
062 J000100 0.0
062 K000100 0.0
062 L000100 0.0
062 M000100 0.0
062 N000100 0.0
062 O000100 0.0
062 P000100 0.0
062 Q000100 0.0
062 R000100 0.0
071 A000100 18239
071 B000100 38818
071 C000100 174975
071 D000100 10
072 A000100 6
074 N000100 180429
074 T000100 173767
075 A000100 0
075 B000100 175329
<PAGE> PAGE 2
062 A000400 N
062 B000400 0.0
062 C000400 0.0
062 D000400 0.0
062 E000400 0.0
062 F000400 0.0
062 G000400 0.0
062 H000400 0.0
062 I000400 0.0
062 J000400 0.0
062 K000400 0.0
062 L000400 0.0
062 M000400 0.0
062 N000400 0.0
062 O000400 0.0
062 P000400 0.0
062 Q000400 0.0
062 R000400 0.0
071 A000400 497
071 B000400 516
071 C000400 5722
071 D000400 9
072 A000400 6
074 N000400 6124
074 T000400 6114
075 A000400 0
075 B000400 5958
062 A000500 N
062 B000500 0.0
062 C000500 0.0
062 D000500 0.0
062 E000500 0.0
062 F000500 0.0
062 G000500 0.0
062 H000500 0.0
062 I000500 0.0
062 J000500 0.0
062 K000500 0.0
062 L000500 0.0
062 M000500 0.0
062 N000500 0.0
062 O000500 0.0
062 P000500 0.0
062 Q000500 0.0
062 R000500 0.0
071 A000500 1761
071 B000500 2061
071 C000500 9708
071 D000500 18
072 A000500 6
074 N000500 10512
<PAGE> PAGE 3
074 T000500 10426
075 A000500 0
075 B000500 9947
062 A000600 N
062 B000600 0.0
062 C000600 0.0
062 D000600 0.0
062 E000600 0.0
062 F000600 0.0
062 G000600 0.0
062 H000600 0.0
062 I000600 0.0
062 J000600 0.0
062 K000600 0.0
062 L000600 0.0
062 M000600 0.0
062 N000600 0.0
062 O000600 0.0
062 P000600 0.0
062 Q000600 0.0
062 R000600 0.0
071 A000600 1711
071 B000600 244
071 C000600 6098
071 D000600 4
072 A000600 6
074 N000600 7754
074 T000600 7663
075 A000600 0
075 B000600 6901
SIGNATURE DONNA M. SQUERI
TITLE GENERAL COUNSEL
<TABLE> <S> <C>
<ARTICLE> 6
<RESTATED>
<SERIES>
<NUMBER> 6
<NAME> CINCINNATI FUND
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-1996
<PERIOD-START> JAN-01-1996
<PERIOD-END> JUN-30-1996
<INVESTMENTS-AT-COST> 5443
<INVESTMENTS-AT-VALUE> 7269
<RECEIVABLES> 9
<ASSETS-OTHER> 476
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 7754
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 91
<TOTAL-LIABILITIES> 91
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 5764
<SHARES-COMMON-STOCK> 530337
<SHARES-COMMON-PRIOR> 448088
<ACCUMULATED-NII-CURRENT> 3
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> 69
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 1827
<NET-ASSETS> 7663
<DIVIDEND-INCOME> 51
<INTEREST-INCOME> 21
<OTHER-INCOME> 0
<EXPENSES-NET> 80
<NET-INVESTMENT-INCOME> 3
<REALIZED-GAINS-CURRENT> 67
<APPREC-INCREASE-CURRENT> 575
<NET-CHANGE-FROM-OPS> 645
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 113453
<NUMBER-OF-SHARES-REDEEMED> 31204
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> 1787
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 2
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 17
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 80
<AVERAGE-NET-ASSETS> 6901
<PER-SHARE-NAV-BEGIN> 9.91
<PER-SHARE-NII> .01
<PER-SHARE-GAIN-APPREC> 1.32
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 13.12
<EXPENSE-RATIO> 1.99
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<RESTATED>
<SERIES>
<NUMBER> 1
<NAME> INDEX PLUS FUND
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-1996
<PERIOD-START> JAN-01-1996
<PERIOD-END> JUN-30-1996
<INVESTMENTS-AT-COST> 119897
<INVESTMENTS-AT-VALUE> 174746
<RECEIVABLES> 506
<ASSETS-OTHER> 5177
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 180429
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 6662
<TOTAL-LIABILITIES> 6662
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 141739
<SHARES-COMMON-STOCK> 9859347
<SHARES-COMMON-PRIOR> 10423051
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> 0
<ACCUMULATED-NET-GAINS> (22532)
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 54561
<NET-ASSETS> 173767
<DIVIDEND-INCOME> 1852
<INTEREST-INCOME> 141
<OTHER-INCOME> 0
<EXPENSES-NET> 1007
<NET-INVESTMENT-INCOME> 986
<REALIZED-GAINS-CURRENT> 1999
<APPREC-INCREASE-CURRENT> 5299
<NET-CHANGE-FROM-OPS> 8284
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 994
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 2019818
<NUMBER-OF-SHARES-REDEEMED> 2633229
<SHARES-REINVESTED> 49787
<NET-CHANGE-IN-ASSETS> (2452)
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> (24532)
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 624
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 1007
<AVERAGE-NET-ASSETS> 175329
<PER-SHARE-NAV-BEGIN> 16.91
<PER-SHARE-NII> 0.10
<PER-SHARE-GAIN-APPREC> 0.71
<PER-SHARE-DIVIDEND> 0.10
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 17.62
<EXPENSE-RATIO> 1.15
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<RESTATED>
<SERIES>
<NUMBER> 4
<NAME> MID CAP INDEX FUND
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-1996
<PERIOD-START> JAN-01-1996
<PERIOD-END> JUN-30-1996
<INVESTMENTS-AT-COST> 4905
<INVESTMENTS-AT-VALUE> 5891
<RECEIVABLES> 7
<ASSETS-OTHER> 226
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 6124
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 10
<TOTAL-LIABILITIES> 10
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 4998
<SHARES-COMMON-STOCK> 490418
<SHARES-COMMON-PRIOR> 490235
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> (5)
<ACCUMULATED-NET-GAINS> 135
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 986
<NET-ASSETS> 6114
<DIVIDEND-INCOME> 47
<INTEREST-INCOME> 5
<OTHER-INCOME> 0
<EXPENSES-NET> 59
<NET-INVESTMENT-INCOME> (7)
<REALIZED-GAINS-CURRENT> 120
<APPREC-INCREASE-CURRENT> 300
<NET-CHANGE-FROM-OPS> 414
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 54539
<NUMBER-OF-SHARES-REDEEMED> 54356
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> 421
<ACCUMULATED-NII-PRIOR> 2
<ACCUMULATED-GAINS-PRIOR> 15
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 27
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 97
<AVERAGE-NET-ASSETS> 5958
<PER-SHARE-NAV-BEGIN> 9.58
<PER-SHARE-NII> (0.01)
<PER-SHARE-GAIN-APPREC> .87
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 11.61
<EXPENSE-RATIO> 1.99
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<RESTATED>
<SERIES>
<NUMBER> 5
<NAME> SMALL CAP INDEX FUND
<MULTIPLIER> 1000
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-1996
<PERIOD-START> JAN-01-1996
<PERIOD-END> JUN-30-1996
<INVESTMENTS-AT-COST> 9303
<INVESTMENTS-AT-VALUE> 9909
<RECEIVABLES> 28
<ASSETS-OTHER> 575
<OTHER-ITEMS-ASSETS> 0
<TOTAL-ASSETS> 10512
<PAYABLE-FOR-SECURITIES> 0
<SENIOR-LONG-TERM-DEBT> 0
<OTHER-ITEMS-LIABILITIES> 86
<TOTAL-LIABILITIES> 86
<SENIOR-EQUITY> 0
<PAID-IN-CAPITAL-COMMON> 9090
<SHARES-COMMON-STOCK> 868458
<SHARES-COMMON-PRIOR> 852272
<ACCUMULATED-NII-CURRENT> 0
<OVERDISTRIBUTION-NII> (1)
<ACCUMULATED-NET-GAINS> 732
<OVERDISTRIBUTION-GAINS> 0
<ACCUM-APPREC-OR-DEPREC> 605
<NET-ASSETS> 10426
<DIVIDEND-INCOME> 71
<INTEREST-INCOME> 5
<OTHER-INCOME> 0
<EXPENSES-NET> 77
<NET-INVESTMENT-INCOME> (1)
<REALIZED-GAINS-CURRENT> 698
<APPREC-INCREASE-CURRENT> 96
<NET-CHANGE-FROM-OPS> 793
<EQUALIZATION> 0
<DISTRIBUTIONS-OF-INCOME> 0
<DISTRIBUTIONS-OF-GAINS> 0
<DISTRIBUTIONS-OTHER> 0
<NUMBER-OF-SHARES-SOLD> 78698
<NUMBER-OF-SHARES-REDEEMED> 62338
<SHARES-REINVESTED> 0
<NET-CHANGE-IN-ASSETS> 1008
<ACCUMULATED-NII-PRIOR> 0
<ACCUMULATED-GAINS-PRIOR> 34
<OVERDISTRIB-NII-PRIOR> 0
<OVERDIST-NET-GAINS-PRIOR> 0
<GROSS-ADVISORY-FEES> 45
<INTEREST-EXPENSE> 0
<GROSS-EXPENSE> 122
<AVERAGE-NET-ASSETS> 9947
<PER-SHARE-NAV-BEGIN> 9.63
<PER-SHARE-NII> 0
<PER-SHARE-GAIN-APPREC> .96
<PER-SHARE-DIVIDEND> 0
<PER-SHARE-DISTRIBUTIONS> 0
<RETURNS-OF-CAPITAL> 0
<PER-SHARE-NAV-END> 11.05
<EXPENSE-RATIO> 1.55
<AVG-DEBT-OUTSTANDING> 0
<AVG-DEBT-PER-SHARE> 0
</TABLE>