U S G CP (USG)

Insider Buying

Transaction Date	Owner	Shares Purchased	Edgar filing
11/19/2009	HERNANDEZ WILLIAM H	12,500	View Filing
03/11/2009	FAIRFAX FINANCIAL HOLDINGS LTD/ CAN WATSA V PREM ET AL 1109519 ONTARIO LTD SIXTY TWO INVESTMENT CO LTD 810679 ONTARIO LTD FALCON INSURANCE CO (HONG KONG) LTD	200,000	View Filing

Insider Selling

Transaction Date	Owner	Shares Sold	Edgar filing
03/08/2010	FOOTE WILLIAM C	15,000	View Filing
02/18/2010	KHAN FAREED A	13,536	View Filing
04/28/2009	KHAN FAREED A	4,100	View Filing