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<PAGE> PAGE 2
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<PAGE> PAGE 7
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<PAGE> PAGE 11
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<PAGE> PAGE 12
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<PAGE> PAGE 14
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<PAGE> PAGE 16
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<PAGE> PAGE 17
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<PAGE> PAGE 19
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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
070 F020800 N
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070 I020800 N
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<PAGE> PAGE 44
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015 A000901 MORGAN STANLEY TRUST COMPANY
015 B000901 S
015 C010901 BROOKLYN
<PAGE> PAGE 45
015 C020901 NY
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015 A000902 COMERICA BANK
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<PAGE> PAGE 46
031 A000900 0
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<PAGE> PAGE 47
060 A000900 Y
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<PAGE> PAGE 48
070 I020900 N
070 J010900 Y
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<PAGE> PAGE 49
072CC010900 2
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015 A001001 MORGAN STANLEY TRUST COMPANY
015 B001001 S
015 C011001 BROOKLYN
015 C021001 NY
015 C031001 11201
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015 A001002 COMERICA BANK
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<PAGE> PAGE 50
015 C021002 MI
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<PAGE> PAGE 51
036 A001000 N
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<PAGE> PAGE 52
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<PAGE> PAGE 53
070 L021000 N
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<PAGE> PAGE 54
073 A021000 0.0000
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015 A001101 COMERICA BANK
015 B001101 C
015 C011101 DETROIT
015 C021101 MI
015 C031101 48226
015 E031101 X
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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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SIGNATURE RICHARD ROSE
TITLE ASSISTANT TREASURER
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>011
<NAME>Munder Multi Season Growth CL-A
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>012
<NAME>Munder Multi Season Growth CL-B
<S> <C>
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>013
<NAME>Munder Multi Season Growth CL-C
<S> <C>
<PERIOD-TYPE> 6-MOS
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<PER-SHARE-NII> (0.03)
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>014
<NAME>Munder Multi Season Growth CL-K
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> JUN-30-1997
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>015
<NAME>Munder Multi Season Growth CL-Y
<S> <C>
<PERIOD-TYPE> 6-MOS
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<PERIOD-END> DEC-31-1996
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<NUMBER-OF-SHARES-SOLD> 1,906,812
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<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>021
<NAME>Munder Money Market CL-A
<S> <C>
<PERIOD-TYPE> 6-MOS
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<PERIOD-END> DEC-31-1996
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<PER-SHARE-NAV-BEGIN> 1.00
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>022
<NAME>Munder Money Market CL-B
<S> <C>
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<PERIOD-END> DEC-31-1996
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<DIVIDEND-INCOME> 0
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<NET-INVESTMENT-INCOME> 4,294,920
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>023
<NAME>Munder Money Market CL-C
<S> <C>
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>025
<NAME>Munder Money Market CL-Y
<S> <C>
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<PERIOD-END> DEC-31-1996
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>031
<NAME>Munder Real Estate Equity CL-A
<S> <C>
<PERIOD-TYPE> 6-MOS
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</TABLE>
<TABLE> <S> <C>
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<SERIES>
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<NAME>Munder Real Estate Equity CL-B
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<NUMBER>033
<NAME>Munder Real Estate Equity CL-C
<S> <C>
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<TABLE> <S> <C>
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<SERIES>
<NUMBER>034
<NAME>Munder Real Estate Equity CL-K
<S> <C>
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<TABLE> <S> <C>
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<SERIES>
<NUMBER>035
<NAME>Munder Real Estate Equity CL-Y
<S> <C>
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</TABLE>
<TABLE> <S> <C>
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<SERIES>
<NUMBER>041
<NAME>Munder Mid Cap Fund CL-A
<S> <C>
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<TABLE> <S> <C>
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<SERIES>
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<NAME>Munder Mid Cap Fund CL-B
<S> <C>
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<TABLE> <S> <C>
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<SERIES>
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<NAME>Munder Mid Cap Fund CL-C
<S> <C>
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<TABLE> <S> <C>
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<SERIES>
<NUMBER>044
<NAME>Munder Mid Cap Fund CL-K
<S> <C>
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<TABLE> <S> <C>
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<SERIES>
<NUMBER>045
<NAME>Munder Mid Cap Fund CL-Y
<S> <C>
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>051
<NAME>Munder Value Fund CL-A
<S> <C>
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<NUMBER-OF-SHARES-REDEEMED> (6,990)
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<NET-CHANGE-IN-ASSETS> 11,885,774
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>052
<NAME>Munder Value Fund CL-B
<S> <C>
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<NUMBER-OF-SHARES-REDEEMED> (2,537)
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<PER-SHARE-NAV-BEGIN> 11.55
<PER-SHARE-NII> (0.01)
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<EXPENSE-RATIO> 1.98
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>053
<NAME>Munder Value Fund CL-C
<S> <C>
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<PERIOD-END> DEC-31-1996
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<OVERDISTRIBUTION-NII> 0
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<NUMBER-OF-SHARES-SOLD> 6,965
<NUMBER-OF-SHARES-REDEEMED> (1)
<SHARES-REINVESTED> 192
<NET-CHANGE-IN-ASSETS> 11,885,774
<ACCUMULATED-NII-PRIOR> 65,950
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<PER-SHARE-NAV-BEGIN> 11.54
<PER-SHARE-NII> (0.01)
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>054
<NAME>Munder Value Fund CL-K
<S> <C>
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<PERIOD-END> DEC-31-1996
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<NUMBER-OF-SHARES-SOLD> 34,014
<NUMBER-OF-SHARES-REDEEMED> (25,949)
<SHARES-REINVESTED> 29
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<AVERAGE-NET-ASSETS> 1,062,503
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<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>055
<NAME>Munder Value Fund CL-Y
<S> <C>
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<PERIOD-END> DEC-31-1996
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>061
<NAME>Munder Int'l. Bond Fund CL-A
<S> <C>
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<PER-SHARE-NII> 0.07
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>065
<NAME>Munder Int'l. Bond Fund CL-Y
<S> <C>
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<PERIOD-END> DEC-31-1996
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<NUMBER-OF-SHARES-SOLD> 2,936,217
<NUMBER-OF-SHARES-REDEEMED> (2,718)
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</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER> 071
<NAME>NetNet Fund
<S> <C>
<PERIOD-TYPE> 5-MOS
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<PERIOD-END> DEC-31-1996
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<NET-INVESTMENT-INCOME> (1,461)
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<PER-SHARE-NAV-BEGIN> 10.00
<PER-SHARE-NII> (0.01)
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<AVG-DEBT-PER-SHARE> 0
</TABLE>
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>091
<NAME>Munder Micro-Cap Equity Fund CL-A
<S> <C>
<PERIOD-TYPE> 6-MOS
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<NET-ASSETS> 2,034
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<NET-INVESTMENT-INCOME> (1)
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</TABLE>
<TABLE> <S> <C>
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<NUMBER>094
<NAME>Munder Micro-Cap Equity Fund CL-K
<S> <C>
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</TABLE>
<TABLE> <S> <C>
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<SERIES>
<NUMBER>095
<NAME>Munder Micro-Cap Equity Fund CL-Y
<S> <C>
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>104
<NAME>Munder Small-Cap Value Fund CL-K
<S> <C>
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</TABLE>
WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> 6
<SERIES>
<NUMBER>105
<NAME>Munder Small-Cap Value Fund CL-Y
<S> <C>
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