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DEFA14AThe Ballot

BIOGEN INC. files DEFA14A

Filed Jul 28, 2023 · 2y ago · Accession 0001193125-23-196809

Plain English

DEFA14A filed with the SEC.

Read the source below for the full document.

Read the original on SEC.gov ↗
Filing details
Ticker
BIIB
CIK
875045
Form type
DEFA14A
Filing date
Jul 28, 2023
Report date
Document
d507671ddefa14a.htm
Size
3.2 MB