ICAXX Scudder Money Market Series: Institutional Shares (MM)

000 A000000 06/30/2010
000 C000000 703642
000 D000000 N
000 E000000 NF
000 F000000 Y
000 G000000 N
000 H000000 N
000 I000000 6.1
000 J000000 A
001 A000000 DWS MONEY MARKET TRUST
001 B000000 811-3495
001 C000000 2124547190
002 A000000 345 PARK AVENUE
002 B000000 NEW YORK
002 C000000 NY
002 D010000 10154
002 D020000 5808
003 000000 N
004 000000 N
005 000000 N
006 000000 N
007 A000000 Y
007 B000000 1
007 C010300 3
007 C020300 DWS Money Market Series
007 C030300 N
008 A00AA01 DEUTSCHE INVESTMENT MANAGEMENT AMERICAS INC.
008 B00AA01 A
008 C00AA01 801-252
008 D01AA01 NEW YORK
008 D02AA01 NY
008 D03AA01 10154
010 A00AA01 Deutsche Investment Management Americas Inc.
010 B00AA01 801-252
010 C01AA01 New York
010 C02AA01 NY
010 C03AA01 10154
010 A00AA02 State Street Bank & Trust Co.
010 B00AA02 85-11329
010 C01AA02 Boston
010 C02AA02 MA
010 C03AA02 02111
011 A00AA01 DWS INVESTMENTS DISTRIBUTORS, INC.
011 B00AA01 8-47765
011 C01AA01 CHICAGO
011 C02AA01 IL
011 C03AA01 60606
012 A00AA01 DWS INVESTMENTS SERVICE COMPANY
012 B00AA01 84-1713
012 C01AA01 KANSAS CITY
012 C02AA01 MO

012 C03AA01 64105
012 A00AA02 DST SYSTEMS, INC.
012 B00AA02 84-00448
012 C01AA02 KANSAS CITY
012 C02AA02 MO
012 C03AA02 64105
013 A00AA01 PRICEWATERHOUSECOOPERS LLP
013 B01AA01 BOSTON
013 B02AA01 MA
013 B03AA01 02110
014 A00AA01 Alpha Investment Management S.A.M.
014 B00AA01 8-000000
014 A00AA02 AO DB Securities (Kazakhstan)
014 B00AA02 8-000000
014 A00AA03 BATS TRADING, INC.
014 B00AA03 8-0
014 A00AA04 BT Opera Trading SA
014 B00AA04 8-000000
014 A00AA05 DB EQUITY LIMITED
014 B00AA05 8-0
014 A00AA06 DB International (Asia) Limited
014 B00AA06 8-000000
014 A00AA07 DB SECURITIES S.A.
014 B00AA07 8-000000
014 A00AA08 DB Securities Services NJ Inc.
014 B00AA08 8-000000
014 A00AA09 DeAM INVESTOR SERVICES, INC.
014 B00AA09 8-000298
014 A00AA10 Deutsche Bank Aktiengesellschaft, Filiale
014 B00AA10 8-000000
014 A00AA11 DEUTSCHE BANK CORRETORA DE VALORES SA
014 B00AA11 8-0
014 A00AA12 DEUTSCHE BANK SECURITIES, INC.
014 B00AA12 8-0000
014 A00AA13 DEUTSCHE BANK SECURITIES LIMITED
014 B00AA13 8-0
014 A00AA14 Deutsche Bank Societa per Azioni
014 B00AA14 8-000000
014 A00AA15 Deutsche Bank Zartkoruen Mukodo
014 B00AA15 8-000000
014 A00AA16 Deutsche Canada Investor Services Co.
014 B00AA16 8-0
014 A00AA17 DEUTSCHE CAPITAL MARKETS AUSTRALIA LTD
014 B00AA17 8-0
014 A00AA18 Deutsche Equities India Private Limited
014 B00AA18 8-000000
014 A00AA19 Deutsche Futures Singapore Pte Ltd
014 B00AA19 8-0
014 A00AA20 Deutsche Regis Partners Inc
014 B00AA20 8-000000
014 A00AA21 DEUTSCHE SECURITIES (INDIA) PRIVATE LIMITED

014 B00AA21 8-0
014 A00AA22 Deutsche Securities (Proprietary) Limited
014 B00AA22 8-000000
014 A00AA23 DEUTSCHE SECURITIES ASIA LIMITED
014 B00AA23 8-0
014 A00AA24 Deutsche Securities Asia Limited, Singapore
014 B00AA24 8-0
014 A00AA25 Deutsche Securities Asia Limited, Taipei
014 B00AA25 8-0
014 A00AA26 Deutsche Securities Australia Limited
014 B00AA26 8-031670
014 A00AA27 DEUTSCHE SECURITIES CORREDORES DE BOLSA LTDA
014 B00AA27 8-0
014 A00AA28 Deutsche Securities Inc.
014 B00AA28 8-000000
014 A00AA29 Deutsche Securities Israel Ltd.
014 B00AA29 8-000000
014 A00AA30 DEUTSCHE SECURITIES KOREA CO.
014 B00AA30 8-0
014 A00AA31 Deutsche Securities Limited
014 B00AA31 8-0
014 A00AA32 Deutsche Securities Menkul Degerler A.S.
014 B00AA32 8-000000
014 A00AA33 Deutsche Securities Sociedad de Bolsa S.A.
014 B00AA33 8-000000
014 A00AA34 Deutsche Securities Venezuela S.A.
014 B00AA34 8-000000
014 A00AA35 Deutsche Securities, S.A. de C.V., Bolsa
014 B00AA35 8-000000
014 A00AA36 DMG & PARTNERS SECURITIES PTE LTD
014 B00AA36 8-0
014 A00AA37 DWS INVESTMENTS DISTRIBUTORS, INC.
014 B00AA37 8-047765
014 A00AA38 K & N Kenanga Holdings Bhd
014 B00AA38 8-000000
014 A00AA39 Kenanga Deutsche Futures Sdn Bhd
014 B00AA39 8-000000
014 A00AA40 Mizuho Corporate Bank (Germany)
014 B00AA40 8-000000
014 A00AA41 OOO Deutsche Bank
014 B00AA41 8-000000
014 A00AA42 PT. Deutsche Securities Indonesia
014 B00AA42 8-000000
014 A00AA43 PT. Deutsche Verdhana Indonesia
014 B00AA43 8-000000
014 A00AA44 Tilney Investment Management
014 B00AA44 8-000000
014 A00AA45 U.F.G.I.S. Trading Limited
014 B00AA45 8-000000
014 A00AA46 Yieldbroker Pty Ltd.
014 B00AA46 8-000000

014 A00AA47 ZAO United Financial Group
014 B00AA47 8-000000
014 A00AA48 DB STRATEGIC ADVISORS, INC.
014 B00AA48 8-000000
014 A00AA49 DEUTSCHE SECURITIES SAUDI ARABIA LLC
014 B00AA49 8-000000
014 A00AA50 HANOI BUILDING COMMERCIAL JOINT STOCK BANK
014 B00AA50 8-000000
014 A00AA51 Deutsche Postbank AG
014 B00AA51 8-0
015 A00AA01 STATE STREET BANK & TRUST CO.
015 B00AA01 C
015 C01AA01 BOSTON
015 C02AA01 MA
015 C03AA01 02111
015 E01AA01 X
018 00AA00 Y
019 A00AA00 Y
019 B00AA00 129
019 C00AA00 DWSFUNDSSS
021 000000 0
023 C000000 0
023 D000000 0
024 000300 N
026 A000000 N
026 B000000 N
026 C000000 N
026 D000000 Y
026 E000000 N
026 F000000 N
026 G010000 N
026 G020000 N
026 H000000 N
027 000000 Y
028 A010300 19821338
028 A020300 1720
028 A030300 0
028 A040300 20878600
028 B010300 19008342
028 B020300 1417
028 B030300 0
028 B040300 21588586
028 C010300 28393876
028 C020300 1379
028 C030300 0
028 C040300 27268796
028 D010300 18604339
028 D020300 1595
028 D030300 0
028 D040300 23295252
028 E010300 19321794

028 E020300 1667
028 E030300 0
028 E040300 22863154
028 F010300 23609812
028 F020300 1783
028 F030300 0
028 F040300 24240315
028 G010300 128759501
028 G020300 9561
028 G030300 0
028 G040300 140134703
028 H000300 0
029 00AA00 N
030 A00AA00 0
030 B00AA00 0.00
030 C00AA00 0.00
031 A00AA00 0
031 B00AA00 0
032 00AA00 0
033 00AA00 0
034 00AA00 N
035 00AA00 0
036 B00AA00 0
037 00AA00 N
038 00AA00 0
039 00AA00 Y
040 00AA00 N
042 A00AA00 0
042 B00AA00 0
042 C00AA00 100
042 D00AA00 0
042 E00AA00 0
042 F00AA00 0
042 G00AA00 0
042 H00AA00 0
043 00AA00 0
044 00AA00 0
045 00AA00 Y
046 00AA00 N
047 00AA00 Y
048 00AA00 0.000
048 A01AA00 1500000
048 A02AA00 0.150
048 B01AA00 1750000
048 B02AA00 0.150
048 C01AA00 1750000
048 C02AA00 0.135
048 D01AA00 0
048 D02AA00 0.000
048 E01AA00 0
048 E02AA00 0.000

048 F01AA00 0
048 F02AA00 0.000
048 G01AA00 0
048 G02AA00 0.000
048 H01AA00 0
048 H02AA00 0.000
048 I01AA00 0
048 I02AA00 0.000
048 J01AA00 0
048 J02AA00 0.000
048 K01AA00 5000000
048 K02AA00 0.120
049 00AA00 N
050 00AA00 N
051 00AA00 N
052 00AA00 N
053 A00AA00 Y
053 B00AA00 Y
053 C00AA00 N
054 A00AA00 Y
054 B00AA00 Y
054 C00AA00 Y
054 D00AA00 N
054 E00AA00 N
054 F00AA00 N
054 G00AA00 N
054 H00AA00 Y
054 I00AA00 N
054 J00AA00 Y
054 K00AA00 N
054 L00AA00 N
054 M00AA00 Y
054 N00AA00 N
054 O00AA00 Y
055 A000300 N
055 B000300 N
056 000300 Y
057 000300 N
058 A000300 N
059 000300 Y
060 A000300 Y
060 B000300 Y
061 000300 1000000
062 A000300 N
062 B000300 0.0
062 C000300 0.0
062 D000300 0.0
062 E000300 0.0
062 F000300 0.0
062 G000300 0.0
062 H000300 0.0

062 I000300 0.0
062 J000300 0.0
062 K000300 0.0
062 L000300 0.0
062 M000300 0.0
062 N000300 0.0
062 O000300 0.0
062 P000300 0.0
062 Q000300 0.0
062 R000300 0.0
063 A000300 0
063 B000300 0.0
066 A00AA00 N
067 00AA00 N
068 A00AA00 N
068 B00AA00 N
069 00AA00 N
070 A010300 N
070 A020300 N
070 B010300 N
070 B020300 N
070 C010300 N
070 C020300 N
070 D010300 N
070 D020300 N
070 E010300 N
070 E020300 N
070 F010300 N
070 F020300 N
070 G010300 N
070 G020300 N
070 H010300 N
070 H020300 N
070 I010300 N
070 I020300 N
070 J010300 N
070 J020300 N
070 K010300 Y
070 K020300 Y
070 L010300 N
070 L020300 N
070 M010300 N
070 M020300 N
070 N010300 N
070 N020300 N
070 O010300 N
070 O020300 N
070 P010300 N
070 P020300 N
070 Q010300 N
070 Q020300 N

070 R010300 N
070 R020300 N
071 A000300 0
071 B000300 0
071 C000300 0
071 D000300 0
072 A000300 6
072 B000300 37047
072 C000300 0
072 D000300 0
072 E000300 -19499
072 F000300 0
072 G000300 12999
072 H000300 0
072 I000300 836
072 J000300 0
072 K000300 0
072 L000300 38
072 M000300 19
072 N000300 207
072 O000300 0
072 P000300 0
072 Q000300 0
072 R000300 11
072 S000300 1
072 T000300 0
072 U000300 0
072 V000300 0
072 W000300 146
072 X000300 14257
072 Y000300 14254
072 Z000300 17545
072AA000300 0
072BB000300 2691
072CC010300 0
072CC020300 0
072DD010300 17545
072DD020300 0
072EE000300 0
073 A010300 0.0010
073 A020300 0.0000
073 B000300 0.0000
073 C000300 0.0000
074 A000300 0
074 B000300 0
074 C000300 0
074 D000300 0
074 E000300 0
074 F000300 0
074 G000300 0
074 H000300 0

074 I000300 20617565
074 J000300 0
074 K000300 0
074 L000300 424
074 M000300 27
074 N000300 20618016
074 O000300 0
074 P000300 10
074 Q000300 0
074 R010300 0
074 R020300 0
074 R030300 0
074 R040300 1725
074 S000300 0
074 T000300 20616281
074 U010300 20619631
074 U020300 0
074 V010300 1.00
074 V020300 0.00
074 W000300 0.9999
074 X000300 421
074 Y000300 0
075 A000300 26234340
075 B000300 0
076 000300 0.00
077 A000000 Y
077 B000000 N
077 C000000 N
077 D000000 N
077 E000000 Y
077 F000000 N
077 G000000 N
077 H000000 N
077 I000000 N
077 J000000 N
077 K000000 N
077 L000000 N
077 M000000 N
077 N000000 N
077 O000000 N
077 P000000 N
077 Q010000 N
077 Q020000 N
077 Q030000 N
078 000000 N
080 C00AA00 0
081 B00AA00 0
082 B00AA00 0
083 B00AA00 0
084 B00AA00 0
086 A010000 0

086 A020000 0
086 B010000 0
086 B020000 0
086 C010000 0
086 C020000 0
086 D010000 0
086 D020000 0
086 E010000 0
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086 F010000 0
086 F020000 0
SIGNATURE PAUL SCHUBERT
TITLE TREASURER