Bank of America Merrill Lynch Rachel McMinn
Barclays Capital Ying Huang
BMO Capital Jim Birchenough
Brean Capital Daniel Brims
Canaccord Genuity Ritu Baral
Citi Yaron Werber
Cowen and Company Eric Schmidt
Credit Suisse Ravi Mehrotra
Deutsche Bank Robyn Karnauskas
FBR Capital William Tanner
Goldman Sachs Terence Flynn
Guggenheim Securities Bret Holley
ISI Group Mark Schoenebaum
Jefferies & Co. Thomas Wei
JMP Securities Jason Butler
JP Morgan Geoff Meacham
Leerink Swann Marko Kozul
Morgan Stanley Marshall Urist
Nomura Securities M. Ian Somaiya
Oppenheimer & Co. Boris Peaker
Piper Jaffray Joshua Schimmer
RBC Capital Markets Michael Yee
Robert W. Baird Chris Raymond
Sanford C. Bernstein Geoff Porges
Stifel Nicholas Joel Sendek
Summer Street Carol Werther
UBS Matt Roden
Wells Fargo Brian Abrahams
William Blair & Company John Sonnier



Biogen Idec Inc. is followed by the analysts listed above. Please note that any opinions, estimates or forecasts regarding Biogen Idec Inc.'s performance made by these analysts are theirs alone and do not represent opinions, forecasts or predictions of Biogen Idec Inc. or its management. Biogen Idec Inc. does not by its reference above or distribution imply its endorsement of or concurrence with such information, conclusions or recommendations.