BUILDING MATERIALS CORP OF AMERICA

USReporting entity

USReporting entity

Transactions

Issuers

Buys / Sells

4/0

Last tx

01 Mar 2007

Current positions

Holdings derived from the most recent reported transactions. Not adjusted for stock splits or share-class conversions.

Issuer	Shares	Source	Last tx	Detail
ELKCORP	21,084,508	reported	01 Mar 2007	tx 4+4,497,071

Recent transactions

Date	Type	Issuer	Qty	Price
27 Feb 2007	PURCHASE	ELKCORP	296,545	43.50 USD
01 Mar 2007	PURCHASE	ELKCORP	2,012,780	43.50 USD
28 Feb 2007	PURCHASE	ELKCORP	63,947	43.50 USD
22 Feb 2007	PURCHASE	ELKCORP	2,123,799	25.80 USD

Current positions

Holdings derived from the most recent reported transactions. Not adjusted for stock splits or share-class conversions.

Issuer	Shares	Source	Last tx	Detail
ELKCORP	21,084,508	reported	01 Mar 2007	tx 4+4,497,071