Stock Trading History of Alexander Susan H

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 Alexander Susan H since year 2005. The trader's CIK number is 1263839. At the time of this reporting, Alexander Susan H is the EVP, General Counsel of Biogen Idec Inc . (stock ticker symbol BIIB). See this page for all insider trading activities at Biogen Idec Inc .

Stock purchases, sales, and option exercises reported by insider *Alexander Susan H* since 2005.
Trade Date	Symbol	Company Name (Issuer)	Trade Type	Shares	Price ($)	Value ($)
2008-07-22	BIIB	Biogen Idec Inc	Sale	2,000	70.00	140,000
2008-07-08	BIIB	Biogen Idec Inc	Sale	8,599	60.00	515,940
2008-02-15	BIIB	Biogen Idec Inc	Option Exercise	2,667	.00	0
2008-01-30	BIIB	Biogen Idec Inc	Option Exercise	3,333	.00	0
2007-02-15	BIIB	Biogen Idec Inc	Option Exercise	2,667	.00	0
2007-01-30	BIIB	Biogen Idec Inc	Option Exercise	3,334	.00	0

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 Alexander Susan H (EVP, General Counsel of Biogen Idec Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.