FilingIndex
8-KThe WireRed Alert

Executive Change

Filed May 15, 2019 · 7y ago · Accession 0000875045-19-000021

Plain English

Material event — a significant development the company must disclose promptly.

Read the source below for the full document.

Read the original on SEC.gov ↗
Filing details
Ticker
BIIB
CIK
875045
Form type
8-K
Filing date
May 15, 2019
Report date
May 9, 2019
Document
a8-kmay152019.htm
Size
1016 KB