Quotes for BIIB - Yahoo! Finance

Upgrades & Downgrades History

UPGRADES & DOWNGRADES HISTORY

Date	Research Firm	Action	From	To
18-Dec-12	Canaccord Genuity	Initiated		Hold
5-Oct-12	Oppenheimer	Downgrade	Outperform	Perform
10-Sep-12	UBS	Downgrade	Buy	Neutral
9-Dec-11	Barclays Capital	Initiated		Overweight
9-Sep-11	UBS	Upgrade	Neutral	Buy
18-Aug-11	Oppenheimer	Upgrade	Perform	Outperform
21-Jun-11	Deutsche Bank	Upgrade	Hold	Buy
15-Apr-11	MP Advisors	Upgrade	Market Perform	Outperform
24-Feb-11	RBC Capital Mkts	Upgrade	Sector Perform	Outperform
16-Nov-10	UBS	Initiated		Neutral
28-Oct-10	Standpoint Research	Downgrade	Buy	Hold
9-Sep-10	Stifel Nicolaus	Initiated		Sell
12-Mar-10	Piper Jaffray	Initiated		Neutral
9-Mar-10	Soleil	Initiated		Buy
19-Jan-10	Standpoint Research	Initiated		Buy
2-Nov-09	Jefferies & Co	Upgrade	Hold	Buy
21-Oct-09	BMO Capital Markets	Downgrade	Market Perform	Underperform
26-Aug-09	William Blair	Initiated		Mkt Perform
17-Jul-09	BMO Capital Markets	Downgrade	Outperform	Market Perform
14-Jul-09	Leerink Swann	Initiated		Outperform
20-May-09	Barclays Capital	Upgrade	Underweight	Equal Weight
9-Feb-09	Barclays Capital	Downgrade	Equal Weight	Underweight
6-Feb-09	Robert W. Baird	Downgrade	Outperform	Neutral
28-Jan-09	Brean Murray	Initiated		Sell
3-Nov-08	Robert W. Baird	Upgrade	Neutral	Outperform
3-Nov-08	Deutsche Securities	Upgrade	Hold	Buy
29-Oct-08	UBS	Upgrade	Sell	Neutral
28-Oct-08	Cowen & Co	Upgrade	Neutral	Outperform
24-Oct-08	Banc of America Sec	Upgrade	Neutral	Buy
22-Oct-08	Leerink Swann	Downgrade	Outperform	Mkt Perform
25-Sep-08	Lazard Capital	Upgrade	Hold	Buy
11-Sep-08	Stanford Research	Initiated		Buy
19-Jun-08	Deutsche Securities	Initiated		Hold
17-Jan-08	Banc of America Sec	Upgrade	Neutral	Buy
15-Jan-08	BWS Financial	Upgrade	Hold	Buy
13-Dec-07	Credit Suisse	Upgrade	Underperform	Neutral
13-Dec-07	Piper Jaffray	Upgrade	Sell	Neutral
13-Nov-07	BWS Financial	Upgrade	Sell	Hold
24-Oct-07	HSBC Securities	Downgrade	Overweight	Neutral
16-Oct-07	Piper Jaffray	Downgrade	Market Perform	Underperform
16-Oct-07	BWS Financial	Downgrade	Hold	Sell
2-Oct-07	Credit Suisse	Downgrade	Neutral	Underperform
28-Sep-07	BMO Capital Markets	Initiated		Market Perform
26-Sep-07	Citigroup	Initiated		Hold
13-Sep-07	UBS	Downgrade	Neutral	Sell
31-Aug-07	BWS Financial	Downgrade	Buy	Hold
26-Jun-07	Lehman Brothers	Downgrade	Overweight	Equal-weight
4-May-07	RBC Capital Mkts	Downgrade	Outperform	Sector Perform
6-Mar-07	BWS Financial	Upgrade	Hold	Buy
21-Feb-07	UBS	Initiated		Neutral
27-Dec-06	Prudential	Initiated		Neutral
11-Dec-06	Cowen & Co	Downgrade	Outperform	Neutral
20-Nov-06	Lehman Brothers	Upgrade	Equal-weight	Overweight
30-Oct-06	Bear Stearns	Upgrade	Underperform	Peer Perform
28-Sep-06	Credit Suisse	Initiated		Neutral
9-Mar-06	Thomas Weisel	Upgrade	Underperform	Peer Perform
9-Mar-06	HSBC Securities	Upgrade	Neutral	Overweight
9-Mar-06	RBC Capital Mkts	Upgrade	Sector Perform	Outperform
8-Mar-06	Deutsche Securities	Upgrade	Hold	Buy
8-Feb-06	Rodman & Renshaw	Initiated		Mkt Perform
5-Jan-06	CSFB	Downgrade	Neutral	Underperform
16-Dec-05	Banc of America Sec	Initiated		Neutral
6-Dec-05	Prudential	Initiated		Overweight
31-Oct-05	JP Morgan	Upgrade	Neutral	Overweight
9-Sep-05	Citigroup	Downgrade	Buy	Hold
9-Sep-05	Thomas Weisel	Downgrade	Peer Perform	Underperform
9-Sep-05	First Albany	Downgrade	Buy	Neutral
3-Jun-05	Morgan Stanley	Downgrade	Overweight	Equal-weight
28-Apr-05	Deutsche Securities	Upgrade	Sell	Hold
15-Apr-05	RBC Capital Mkts	Initiated		Sector Perform
17-Mar-05	Leerink Swann	Upgrade	Mkt Perform	Outperform
1-Mar-05	Piper Jaffray	Downgrade	Outperform	Market Perform
1-Mar-05	Smith Barney Citigroup	Upgrade	Hold	Buy
1-Mar-05	Prudential	Downgrade	Overweight	Neutral
1-Mar-05	Lazard Freres	Downgrade	Buy	Hold
1-Mar-05	Lehman Brothers	Downgrade	Overweight	Equal-weight
1-Mar-05	AG Edwards	Downgrade	Buy	Hold
28-Feb-05	Bear Stearns	Downgrade	Outperform	Underperform
28-Feb-05	CIBC Wrld Mkts	Downgrade	Sector Outperform	Sector Perform
28-Feb-05	Deutsche Securities	Downgrade	Buy	Sell
28-Feb-05	Hibernia Southcoast Capital	Upgrade	Hold	Buy
28-Feb-05	JP Morgan	Downgrade	Overweight	Neutral
28-Feb-05	CSFB	Downgrade	Outperform	Neutral
8-Feb-05	Bear Stearns	Upgrade	Peer Perform	Outperform
7-Jan-05	First Albany	Upgrade	Neutral	Buy
16-Dec-04	Banc of America Sec	Upgrade	Neutral	Buy
22-Nov-04	CIBC Wrld Mkts	Upgrade	Sector Perform	Sector Outperform
4-Nov-04	Goldman Sachs	Downgrade	Outperform	In-Line
11-Oct-04	Lehman Brothers	Upgrade	Equal-weight	Overweight
10-Sep-04	Robert W. Baird	Initiated		Neutral
27-Aug-04	Hibernia Southcoast Capital	Initiated		Hold
21-Jul-04	Thomas Weisel	Initiated		Peer Perform
14-Jul-04	WR Hambrecht	Downgrade	Buy	Hold
7-Jul-04	Deutsche Securities	Initiated		Buy
2-Jun-04	Morgan Stanley	Upgrade	Equal-weight	Overweight
25-May-04	First Albany	Downgrade	Buy	Neutral
11-Mar-04	CIBC Wrld Mkts	Initiated		Sector Perform
19-Feb-04	Wachovia	Upgrade	Mkt Perform	Outperform
19-Feb-04	CSFB	Upgrade	Neutral	Outperform
18-Feb-04	First Albany	Upgrade	Neutral	Buy
18-Feb-04	AG Edwards	Upgrade	Hold	Buy
6-Jan-04	Goldman Sachs	Upgrade	In-Line	Outperform

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