MUNIYIELD INSURED FUND, INC.

FILE # 811-6540

ATTACHMENT 77O

TRADE DATE	DESCRIPTION OF SECURITY	ISSUE SIZE	AMOUNT PURCHASED	MEMBER OF UNDERWRITING SYNDICATE FROM WHOM FUND PURCHASED
05/03/2002	NYS Environmental Wtr  5.0%  6/15/21	518,940,000	7,000,000	Bear Stearns
05/09/2002	MTA NY  5.0%  11/15/30	2,894,185,000	18,000,000	Bear Stearns
05/09/2002	MTA NY  5.125%  11/15/31	2,894,185,000	5,000,000	Bear Stearns
05/09/2002	MTA NY 5.5%  11/15/18	2,894,185,000	12,900,000	Bear Stearns
05/17/2002	Miami-Dade Aviation FL 5.375%  10/01/25	299,000,000	10,750,000	Salomon
05/23/2002	Met Wash Airport  5.125%  10/1/26	250,000,000	4,000,000	Lehman Bros
05/23/2002	NYC GO  5.875%  6/1/20	1,507,590,000	7,000,000	Salomon
06/05/2002	MTA NY  5.5%  7/1/20	1,715,755,000	6,000,000	Lehman Bros
06/05/2002	MTA NY  5.125%  1/1/29	1,715,755,000	10,000,000	Lehman Bros
06/17/2002	Tennessee Hsg Dev Agy  5.35%  1/1/26	85,000,000	3,155,000	PaineWebber
06/17/2002	Tennessee Hsg Dev Agy  5.25%  7/1/22	85,000,000	3,450,000	PaineWebber
06/26/2002	MTA St Svc  5.5%  7/1/19	649,450,000	7,025,000	PaineWebber
06/26/2002	MTA St Svc  5.5%  7/1/23	649,450,000	8,640,000	PaineWebber
06/26/2002	MTA St Svc  5.0%  7/1/24	649,450,000	6,600,000	PaineWebber
06/26/2002	MTA St Svc  5.0%  1/1/31	649,450,000	7,500,000	PaineWebber
07/11/2002	AZ School Fac St. IMPT  5.25%  7/1/18	278,635,000	4,590,000	Salomon
07/12/2002	NYC Hlth & Hosp  5.5%  2/15/19	192,750,000	1,625,000	PaineWebber
07/18/2002	NYC GO  5.75%  8/1/16	1,005,827,580.75	8,100,000	Morgan Stanley
08/07/2002	Metropolitan Trans Auth NY 5% 11/15/30	1,246,870,000	12,000,000	Morgan Stanley
08/08/2002	State of Illinois General Obl. 5.5% 08/01/19	564,900,000	1,250,000	Morgan Stanley
08/15/2002	Tobacco Settlement Fin Corp 5.75 % 06/01/32	1,801,455,000	7,000,000	Salomon
08/22/2002	San Diego 5.25% 07/01/24	274,995,345	1,280,000	Banc of America
08/22/2002	San Diego 5.25% 07/01/22	274,995,345	3,945,000	Banc of America
09/06/2002	Dallas Ft Worth 5% 11/01/25	375,000,000	6,230,000	Bear Stearns
09/06/2002	Dallas Ft Worth 5% 11/01/27	375,000,000	3,800,000	Bear Stearns
09/12/2002	NY Dorm Auth 5.25% 11/15/26	1,074,885,000	12,000,000	Lehman Bros
09/09/2002	Triborough Brdg 5% 11/15/32	2,157,065,000	7,420,000	Salomon
09/09/2002	Triborough Brdg 5% 11/15/32	2,157,065,000	4,000,000	Salomon
09/19/2002	Triborough Brdg 5% 11/15/32	2,157,065,000	7,300,000	Salomon
09/19/2002	Triborough Brdg 5% 11/15/32	2,157,065,000	250,000	Salomon
09/19/2002	Triborough Brdg 5% 11/15/32	2,157,065,000	500,000	ABN AMRO
09/09/2002	Triborough Brdg 5% 11/15/32	2,157,065,000	250,000	PaineWebber
09/19/2002	Triborough Brdg 5% 11/15/32	2,157,065,000	200,000	Bear Stearns
09/19/2002	Triborough Brdg 5% 11/15/32	2,157,065,000	95,000	First Albany
10/10/2002	State of Cal 2002-2003 Rns and Index Notes 6/20/03	9,000,000,000	15,000,000	Goldman Sachs
10/10/2002	Puerto Rico Public Bld Auth 5.25% 07/01/23	466,162,418	5,430,000	Lehman Bros
10/10/2002	Puerto Rico Public Bld Auth 5.25% 07/01/25	466,162,418	6,535,000	Lehman Bros
10/24/2002	Triborough Bridge and Tunnel 5% 11/15/32	756,095,000	11,000,000	Chase/JP Morgan
10/25/2002	Tobacco Settlement Auth 6.625% 06/01/32	517,905,000	2,000,000	Bear Stearns
10/30/2002	New York City Trans Fin Auth 5.25% 08/01/21	441,735,000	4,000,000	JP Morgan/Chase