On April 25, 2017, Biogen Inc. issued a press release announcing its results of operations and financial condition for the first quarter ended March 31, 2017. A copy of the press release is furnished as Exhibit 99.1 and is incorporated herein by reference.

The press release is being furnished to Item 2.02 of this Current Report on Form 8-K and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that Section, nor shall such document be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act.

Item 9.01 Financial Statements and Exhibits.

The exhibit listed on the Exhibit Index immediately preceding such exhibit is furnished as part of this Current Report on Form 8-K.

About BIOGEN INC.> (NASDAQ:BIIB)

Biogen Inc. is a biopharmaceutical company. The Company focuses on discovering, developing, manufacturing and delivering therapies to people living with serious neurological, rare and autoimmune diseases. The Company markets products, including TECFIDERA, AVONEX, PLEGRIDY, TYSABRI, ZINBRYTA and FAMPYRA for multiple sclerosis (MS), FUMADERM for the treatment of severe plaque psoriasis and SPINRAZA for the treatment of spinal muscular atrophy (SMA). It also has a collaboration agreement with Genentech, Inc. (Genentech), a member of the Roche Group, with respect to RITUXAN for the treatment of non-Hodgkin’s lymphoma, chronic lymphocytic leukemia (CLL) and other conditions, GAZYVA indicated for the treatment of CLL and follicular lymphoma, and other anti-CD20 therapies. The Company’s product candidate includes OCREVUS; Biosimilar adalimumab; Aducanumab; E2609; BIIB074; BAN2401; Opicinumab; BIIB061; BIIB054; BIIB067, and BIIB068.

BIOGEN INC.> (NASDAQ:BIIB) Recent Trading Information

BIOGEN INC.> (NASDAQ:BIIB) closed its last trading session up +3.92 at 276.86 with 2,007,261 shares trading hands.