BIOGEN INC. — Director's Dealing 2014

Jun 16, 2014

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BIOGEN IDEC INC. (BIIB)
CIK: 0000875045
Period of Report: 2014-06-12

Reporting Person: Posner Brian S (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2014-06-12	Common Stock	A	870	—	Acquired	7305	Direct
2014-06-13	Common Stock	S	700	$310.50	Disposed	6605	Direct

Footnotes

F1: Sale pursuant to a trading plan intended to comply with Rule 10b5-1 of the Securities Exchange Act of 1934.