EDGAR Filing Documents for 0000891804-11-000662

Form N-CSRS - Certified Shareholder Report, Semi-Annual:

SEC Accession No. 0000891804-11-000662

Filing Date

2011-02-04

Accepted

2011-02-04 14:44:15

Documents

Period of Report

2010-11-30

Effectiveness Date

2011-02-04

Document Format Files

Seq	Description	Document	Type	Size
1	GBAB	gug50647-ncsrs.htm	N-CSRS	667425
2		cover.jpg	GRAPHIC	51733
3		ifc.jpg	GRAPHIC	34919
4		krsignature.jpg	GRAPHIC	2087
5		linechart.jpg	GRAPHIC	8065
6		piechart.jpg	GRAPHIC	7328
7	CERTIFICATIONS	ex99a2.htm	EX-99.(A)(2)	23384
8	CERTIFICATION	ex99b.htm	EX-99.(B)	9130
	Complete submission text file	0000891804-11-000662.txt		845392

Mailing Address 2455 CORPORATE WEST DRIVE LISLE IL 60532

Business Address 2455 CORPORATE WEST DRIVE LISLE IL 60532 630-505-3700

Guggenheim Build America Bonds Managed Duration Trust (Filer) CIK: 0001495825 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE
Type: N-CSRS | Act: 40 | File No.: 811-22437 | Film No.: 11574162