FilingIndex
10-KThe Record

BIOGEN INC. files 10-K

Filed Feb 6, 2020 · 6y ago · Accession 0000875045-20-000005

Plain English

Annual report — full-year financials, business overview, and risk factors.

Read the source below for the full document.

Read the original on SEC.gov ↗
Filing details
Ticker
BIIB
CIK
875045
Form type
10-K
Filing date
Feb 6, 2020
Report date
Dec 31, 2019
Document
biib-20191231x10k.htm
Size
31.5 MB