Stock Trading History of Cartt Stephen Lahue

The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Cartt Stephen Lahue since year 2005. The trader's CIK number is 1321073. At the time of this reporting, Cartt Stephen Lahue is the EXEC. VP CORPORATE DEVELOPMENT of Questcor Pharmaceuticals Inc . (stock ticker symbol QSC). See this page for all insider trading activities at Questcor Pharmaceuticals Inc .

Stock purchases, sales, and option exercises reported by insider *Cartt Stephen Lahue* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-05-30	QCOR	Questcor Pharmaceuticals Inc	Sale	100,000	5.30	530,000
2008-05-30	QCOR	Questcor Pharmaceuticals Inc	Option Exercise	100,000	.46	46,000
2008-03-18	QSC	Questcor Pharmaceuticals Inc	Sale	100,000	4.01	401,000
2007-12-12	QSC	Questcor Pharmaceuticals Inc	Sale	75,000	5.75	431,250
2007-12-10	QSC	Questcor Pharmaceuticals Inc	Sale	49,602	6.00	297,860
2005-10-31	QSC	Questcor Pharmaceuticals Inc	Purchase	35,400	.64	22,656

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Cartt Stephen Lahue (EXEC. VP CORPORATE DEVELOPMENT of Questcor Pharmaceuticals Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.