Form S-3ASR - Automatic shelf registration statement of securities of well-known seasoned issuers:
SEC Accession No. 0001193125-25-110133
Filing Date
2025-05-01
Accepted
2025-05-01 17:21:01
Documents
21
Effectiveness Date
2025-05-01

Document Format Files

Seq Description Document Type Size
1 S-3ASR d947116ds3asr.htm S-3ASR 238808
2 EX-5.1 d947116dex51.htm EX-5.1 23248
3 EX-23.1 d947116dex231.htm EX-23.1 1781
4 EX-25.1 d947116dex251.htm EX-25.1 98249
5 EX-FILING FEES d947116dexfilingfees.htm   iXBRL EX-FILING FEES 60359
6 GRAPHIC g947116g03g03.jpg GRAPHIC 37417
7 GRAPHIC g947116g0418035223279.jpg GRAPHIC 3948
8 GRAPHIC g947116g46g01.jpg GRAPHIC 3484
9 GRAPHIC g947116g46g02.jpg GRAPHIC 6028
10 GRAPHIC g947116g46g03.jpg GRAPHIC 54808
  Complete submission text file 0001193125-25-110133.txt   732360

Data Files

Seq Description Document Type Size
23 EXTRACTED XBRL INSTANCE DOCUMENT d947116dexfilingfees_htm.xml XML 22554
Mailing Address 225 BINNEY STREET CAMBRIDGE MA 02142
Business Address 225 BINNEY STREET CAMBRIDGE MA 02142 7814642000
BIOGEN INC. (Filer) CIK: 0000875045 (see all company filings)

EIN.: 330112644 | State of Incorp.: DE | Fiscal Year End: 1231
Type: S-3ASR | Act: 33 | File No.: 333-286915 | Film No.: 25904426
SIC: 2836 Biological Products, (No Diagnostic Substances)
(CF Office: 03 Life Sciences)