QUANTATIVE MASTER SERIES TRUST

MASTER AGGREGATE BOND INDEX SERIES

SERIES #3

FILE # 811-7885

ATTACHMENT 77O

TRADE DATE	DESCRIPTION OF SECURITY	AMOUNT PURCHASED	ISSUE SIZE	MEMBER OF UNDERWRITING SYNDICATE FROM WHOM FUND PURCHASED
03/12/02	Continental Airlines 6.563% 2/15/12	$4000,000	$329,166,000	CSFB
03/18/02	Corp Andina de Fomento 6.875% 3/15/12	$535,000	$350,000,000	CSFB
05/02/02	Regions Financial Corp 6.35% 5/9/12	$350,000	$6000,000,000	Morgan Keegan
05/21/02	Sears Roebuck Co. 7.0% 6/1/32	$205,000	$1,000,000,000	Morgan Stanley
06/11/02	MBNA America Bank 6.63% 6/15/12	$325,000	$500,000,000	JP Morgan
06/14/02	Alltel Communications 7.0% 7/1/12	$200,000	$800,000,000	Banc of America
06/19/02	Healthcare Properties 6.45% 6/25/12	$350,000	$250,000,000	CSFB