PAGE 1 000 B000000 05/31/2017 000 C000000 0001495825 000 D000000 N 000 E000000 NF 000 F000000 Y 000 G000000 N 000 H000000 N 000 I000000 6.1 000 J000000 A 001 A000000 Guggenheim Taxable Municpal Mngd Dur Trust 001 B000000 811-22437 001 C000000 3128270100 002 A000000 227 WEST MONROE STREET 002 B000000 CHICAGO 002 C000000 IL 002 D010000 60606 003 000000 N 004 000000 N 005 000000 N 006 000000 N 007 A000000 N 007 B000000 0 008 A000001 GUGGENHEIM FUNDS INVESTMENT ADVISORS, LLC 008 B000001 A 008 C000001 801-000000 008 D010001 CHICAGO 008 D020001 IL 008 D030001 60606 008 A000002 GUGGENHEIM PARTNERS INVESTMENT MANAGEMENT,LLC 008 B000002 S 008 C000002 801-000000 008 D010002 SANTA MONICA 008 D020002 CA 008 D030002 90401 010 A000001 MUFG INVESTOR SERVICES (US), LLC 010 B000001 801-000000 010 C010001 ROCKVILLE 010 C020001 MD 010 C030001 20850 011 A000001 MERRILL LYNCH, PIERCE, FENNER & SMITH INC. 011 B000001 8-00000000 011 C010001 NEW YORK 011 C020001 NY 011 C030001 10080 011 A000002 CITIGROUP GLOBAL MARKETS, INC. 011 B000002 8-00000000 011 C010002 NEW YORK 011 C020002 NY 011 C030002 10043 011 A000003 MORGAN STANLEY & CO. INC. 011 B000003 8-00000000 PAGE 2 011 C010003 NEW YORK 011 C020003 NY 011 C030003 10036 011 A000004 RAYMOND JAMES & ASSOCIATES, INC. 011 B000004 8-00000000 011 C010004 ST. PETERSBURG 011 C020004 FL 011 C030004 33716 012 A000001 COMPUTERSHARE TRUST COMPANY, N.A. 012 B000001 84-0000000 012 C010001 COLLEGE STATION 012 C020001 TX 012 C030001 77842 012 C040001 3170 013 A000001 ERNST & YOUNG LLP 013 B010001 Tysons 013 B020001 VA 013 B030001 22102 014 A000001 CHANNEL CAPITAL GROUP LLC 014 B000001 8-53692 014 A000002 SECURITY DISTRIBUTORS, INC. 014 B000002 8-10781 014 A000003 GUGGENHEIM INVESTOR SERVICES, LLC 014 B000003 8-44742 014 A000004 GUGGENHEIM SECURITIES, LLC 014 B000004 8-49107 014 A000005 SAMMONS SECURITIES COMPANY, LLC 014 B000005 8-53482 014 A000006 GUGGENHEIM FUNDS DISTRIBUTORS, LLC 014 B000006 8-48842 014 A000007 SAMMONS FINANCIAL NETWORK, LLC 014 B000007 8-68905 014 A000008 GUGGENHEIM ENERGY ADVISORS, LLC 014 B000008 8-68983 014 A000009 GUGGENHEIM LIQUID MARKETS, LLC 014 B000009 8-69770 015 A000001 THE BANK OF NEW YORK MELLON 015 B000001 C 015 C010001 NEW YORK 015 C020001 NY 015 C030001 10286 015 E010001 X 018 000000 Y 019 A000000 N 019 B000000 0 020 A000001 Sifel, Nicolaus & Co. 020 B000001 UNKNOWN 020 C000001 0 021 000000 0 022 A000001 RBC CAPITAL MARKETS 022 B000001 N/A PAGE 3 022 C000001 311 022 D000001 287018 022 A000002 SOCIETE GENERAL GROUP 022 B000002 13-1976032 022 C000002 19700 022 D000002 5500 022 A000003 BNP PARIBAS 022 B000003 N/A 022 C000003 21117 022 D000003 666 022 A000004 GOLDMAN SACHS 022 B000004 13-5108880 022 C000004 7207 022 D000004 1099 022 A000005 BANK OF AMERICA 022 B000005 13-4078651 022 C000005 4686 022 D000005 2254 022 A000006 WELLS FARGO INSTITUTIONAL SECURITIES, LLC 022 B000006 N/A 022 C000006 2261 022 D000006 3952 022 A000007 DEUTSCHE BANK SECURITIES INC. 022 B000007 N/A 022 C000007 963 022 D000007 4557 022 A000008 MORGAN STANLEY 022 B000008 13-2655998 022 C000008 620 022 D000008 2803 022 A000009 CREDIT SUISSE SECURITIES LLC 022 B000009 N/A 022 C000009 1665 022 D000009 1211 022 A000010 NOMURA SECURITIES CO. 022 B000010 N/A 022 C000010 464 022 D000010 2338 023 C000000 83144 023 D000000 331484 024 000000 Y 025 A000001 JEFFERIES FINANCE LLC 025 B000001 95-2622900 025 C000001 D 025 D000001 129 025 A000002 FBM FINANCE, INC. 025 B000002 N/A 025 C000002 D 025 D000002 161 026 A000000 N 026 B000000 Y PAGE 4 026 C000000 N 026 D000000 Y 026 E000000 N 026 F000000 N 026 G010000 N 026 G020000 N 026 H000000 N 027 000000 N 045 000000 Y 046 000000 N 047 000000 Y 048 000000 0.600 048 A010000 0 048 A020000 0.000 048 B010000 0 048 B020000 0.000 048 C010000 0 048 C020000 0.000 048 D010000 0 048 D020000 0.000 048 E010000 0 048 E020000 0.000 048 F010000 0 048 F020000 0.000 048 G010000 0 048 G020000 0.000 048 H010000 0 048 H020000 0.000 048 I010000 0 048 I020000 0.000 048 J010000 0 048 J020000 0.000 048 K010000 0 048 K020000 0.000 049 000000 N 050 000000 N 051 000000 N 052 000000 N 053 A000000 N 054 A000000 Y 054 B000000 Y 054 C000000 N 054 D000000 N 054 E000000 N 054 F000000 N 054 G000000 N 054 H000000 Y 054 I000000 N 054 J000000 Y 054 K000000 N 054 L000000 N PAGE 5 054 M000000 Y 054 N000000 N 054 O000000 N 055 A000000 N 055 B000000 Y 056 000000 N 057 000000 N 058 A000000 N 059 000000 Y 060 A000000 Y 060 B000000 Y 061 000000 0 062 A000000 Y 062 B000000 0.0 062 C000000 0.0 062 D000000 0.0 062 E000000 0.0 062 F000000 0.0 062 G000000 0.0 062 H000000 0.0 062 I000000 0.0 062 J000000 0.0 062 K000000 0.0 062 L000000 0.3 062 M000000 0.0 062 N000000 0.0 062 O000000 110.7 062 P000000 4.3 062 Q000000 10.8 062 R000000 0.1 063 A000000 0 063 B000000 16.9 064 A000000 N 064 B000000 Y 065 000000 N 066 A000000 N 067 000000 N 068 A000000 N 068 B000000 N 069 000000 N 070 A010000 Y 070 A020000 Y 070 B010000 Y 070 B020000 N 070 C010000 Y 070 C020000 N 070 D010000 Y 070 D020000 N 070 E010000 Y 070 E020000 N 070 F010000 Y PAGE 6 070 F020000 N 070 G010000 Y 070 G020000 N 070 H010000 Y 070 H020000 N 070 I010000 Y 070 I020000 N 070 J010000 Y 070 J020000 Y 070 K010000 Y 070 K020000 N 070 L010000 Y 070 L020000 Y 070 M010000 Y 070 M020000 N 070 N010000 Y 070 N020000 N 070 O010000 Y 070 O020000 Y 070 P010000 Y 070 P020000 N 070 Q010000 N 070 Q020000 N 070 R010000 Y 070 R020000 N 071 A000000 31767 071 B000000 43059 071 C000000 533287 071 D000000 6 072 A000000 12 072 B000000 33835 072 C000000 70 072 D000000 0 072 E000000 0 072 F000000 3258 072 G000000 122 072 H000000 0 072 I000000 19 072 J000000 32 072 K000000 0 072 L000000 65 072 M000000 136 072 N000000 24 072 O000000 61 072 P000000 2188 072 Q000000 130 072 R000000 66 072 S000000 131 072 T000000 0 072 U000000 0 072 V000000 0 PAGE 7 072 W000000 21 072 X000000 6253 072 Y000000 0 072 Z000000 27652 072AA000000 2111 072BB000000 0 072CC010000 0 072CC020000 2876 072DD010000 26927 072DD020000 0 072EE000000 0 073 A010000 1.5461 073 A020000 0.0000 073 B000000 0.0000 073 C000000 0.0000 074 A000000 937 074 B000000 0 074 C000000 1388 074 D000000 510257 074 E000000 0 074 F000000 480 074 G000000 0 074 H000000 0 074 I000000 54 074 J000000 66 074 K000000 0 074 L000000 8570 074 M000000 1 074 N000000 521753 074 O000000 0 074 P000000 268 074 Q000000 0 074 R010000 115217 074 R020000 0 074 R030000 0 074 R040000 488 074 S000000 0 074 T000000 405780 074 U010000 17416 074 U020000 0 074 V010000 23.30 074 V020000 0.00 074 W000000 0.0000 074 X000000 14641 074 Y000000 262338 075 A000000 0 075 B000000 406758 076 000000 23.23 077 A000000 Y 077 B000000 Y 077 C000000 N PAGE 8 077 D000000 N 077 E000000 N 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 A000000 ICI Mutual Insurance Company 080 C000000 15225 081 A000000 Y 081 B000000 11 082 A000000 N 082 B000000 0 083 A000000 N 083 B000000 0 084 A000000 N 084 B000000 0 085 A000000 Y 085 B000000 N 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 0 086 E020000 0 086 F010000 0 086 F020000 0 087 A010000 COMMON SHARES 087 A020000 401664107 087 A030000 GBAB 088 A000000 N 088 B000000 N 088 C000000 N 088 D000000 N SIGNATURE Rochelle Brown TITLE Supervisor