Insider Trading Summary for Biogen Idec Inc. (BIIB): Three Months

Recent Insider Trades

Last Transaction		Last Three Months
SEC Filing	Transaction	Insider	Sentiment	Company	Holdings Change	Buy Amount	Sell Amount	Buy Price Range	Sell Price Range
12-Mar-13 2:22 PM View:	11-Mar-13 Market Option Sale (Planned) ($8.04M)	Papadopoulos Stelios Director		Biogen Idec Inc. - BIIB	0% 14.95K	0	($8.04M) (312%)	--	$172.26	Show Txns Hide Txns

19-Mar-13 3:15 PM View:	18-Mar-13 Market Sale (Planned) ($786.64K)	Posner Brian S Director		Biogen Idec Inc. - BIIB	(31%) 14.65K to 10.15K	0	($786.64K) (31%)	--	$174.81	Show Txns Hide Txns

01-May-13 3:45 PM View:	30-Apr-13 Market Sale (Planned) ($3.26M)	Clancy Paul J Executive VP and CFO		Biogen Idec Inc. - BIIB	(75%) 28.44K to 7.09K	0	($5.26M) (83%)	--	$219.71 - $224.66	Show Txns Hide Txns

25-Mar-13 2:20 PM View:	22-Mar-13 Market Sale (Planned) ($512.95K)	Mulligan Richard Director		Biogen Idec Inc. - BIIB	(84%) 12.9K to 2.02K	0	($1.91M) (84%)	--	$175.38 - $176.88	Show Txns Hide Txns

25-Mar-13 2:18 PM View:	22-Mar-13 Market Sale (Planned) ($265.32K)	Sherwin Stephen A Director		Biogen Idec Inc. - BIIB	(36%) 4.16K to 2.65K	0	($265.32K) (36%)	--	$176.88	Show Txns Hide Txns

03-May-13 3:07 PM View:	01-May-13 Market Sale (Planned) ($344.19K)	Scangos George A Chief Executive Officer Director		Biogen Idec Inc. - BIIB	(8%) 60.68K to 55.89K	0	($917.81K) (8%)	--	$165.30 - $215.39	Show Txns Hide Txns

07-May-13 1:33 PM View:	03-May-13 Payment of Exercise ($189.52K)	Cox John EVP Pharmaceutical Oper & Tech		Biogen Idec Inc. - BIIB	4% 17.39K to 18.06K	0	0	--	--	Show Txns Hide Txns

07-May-13 1:36 PM View:	03-May-13 Payment of Exercise ($189.52K)	Pawlicki Raymond SVP, Chief Information Officer		Biogen Idec Inc. - BIIB	(6%) 9.23K to 8.71K	0	0	--	--	Show Txns Hide Txns

03-May-13 3:10 PM View:	01-May-13 Payment of Exercise ($24.43K)	Covino Gregory F VP, Chief Accounting Officer		Biogen Idec Inc. - BIIB	164% 0.14K to 0.38K	0	0	--	--	Show Txns Hide Txns

26-Feb-13 1:25 PM View:	23-Feb-13 Payment of Exercise ($296.41K)	Alexander Susan H EVP, Chief Legal Officer		Biogen Idec Inc. - BIIB	15% 13.12K to 15.13K	0	0	--	--	Show Txns Hide Txns

Buy:	0	--
Sell:	($17.18M)	$165.30 - $224.66

Biogen Idec Inc. (BIIB)

Last Three Months

20-Feb-13 -- 19-May-13

Company Sentiment

Biotechnology

Drugs

Two Year Chart

20-May-11 -- 19-May-13

Price ($)

Sentiment

Buy & Sell Volume ($)

Recent Insider Trades