GATEWAY TRUST
NSAR-A, 1998-08-17
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<PAGE>      PAGE  1
000 A000000 06/30/98
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 A
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
007 C010100  1
007 C020100 GATEWAY FUND
007 C030100 N
007 C010200  2
007 C010300  3
007 C010400  4
007 C020400 GATEWAY MID CAP INDEX FUND (CEASED 2/18/98)
007 C030400 Y
007 C010500  5
007 C020500 GATEWAY SMALL CAP INDEX FUND
007 C030500 N
007 C010600  6
007 C020600 CINCINNATI FUND
007 C030600 N
007 C010700  7
007 C010800  8
007 C010900  9
007 C011000 10
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<PAGE>      PAGE  2
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<PAGE>      PAGE  3
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008 D02AA01 OH
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008 D04AA01 2746
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013 B03AA01 45202
013 B04AA01 3912
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014 B00AA01 8-194
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015 C03AA01 45201
015 C04AA01 1118
<PAGE>      PAGE  4
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<PAGE>      PAGE  5
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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
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<PAGE>      PAGE  10
070 Q020100 N
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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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SIGNATURE   DONNA M. SQUERI                              
TITLE       GENERAL COUNSEL     
 


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