# Filing Detail

Form S-4 - Registration of securities, business combinations:
SEC Accession No. 0001193125-22-153170
Filing Date
2022-05-17
Accepted
2022-05-17 17:30:01
Documents
11

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | S-4 | d638476ds4.htm | S-4 | 411648
2 | EX-5.1 | d638476dex51.htm | EX-5.1 | 15477
3 | EX-23.1 | d638476dex231.htm | EX-23.1 | 1862
4 | EX-25 | d638476dex25.htm | EX-25 | 94793
5 | EX-99.1 | d638476dex991.htm | EX-99.1 | 94025
6 | EX-FILING FEES | d638476dexfilingfees.htm | EX-FILING FEES | 29199
7 | GRAPHIC | g638476dsp99.jpg | GRAPHIC | 10726
8 | GRAPHIC | g638476g00a03.jpg | GRAPHIC | 35828
9 | GRAPHIC | g638476g0514022804877.jpg | GRAPHIC | 77668
10 | GRAPHIC | g638476g0514022805049.jpg | GRAPHIC | 76006
11 | GRAPHIC | g638476new.jpg | GRAPHIC | 315251
| Complete submission text file | 0001193125-22-153170.txt |  | 1353330

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-4 | Act: 33 | File No.: 333-265023 | Film No.: 22936048
SIC: 2836 Biological Products, (No Diagnostic Substances)