BIOGEN INC.
Biological Products, (No Diagnostic Substances) | SIC: 2836Phone: 6176792000
EIN: 330112644
State Location: MA
State of Inc.: DE
- Nasdaq:BIIB
Form: DEF 14A
Filing Date: 28 Apr 2026Report Date: 09 Jun 2026
Accepted: 28 Apr 2026 02:34 p.m.
Accession Number: 0001193125-26-187303
File Number: 000-19311
Film Number: 26908477
Documents
Primary Document: DEF 14A
Accepted: 28 Apr 2026 02:34 p.m.
0001193125-26-187303-index-headers.html
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0001193125-26-187303-index.html
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0001193125-26-187303.txt
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0001193125-26-187303-xbrl.zip
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biib-20251231.xsd
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FilingSummary.xml
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