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Filing Detail
Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0001104659-23-015459
Filing Date
2023-02-09
Accepted
2023-02-09 11:12:40
Documents
1

Document Format Files

Seq Description Document Type Size
1 SCHEDULE 13G/A tv0413-biogeninc.htm SC 13G/A 11420
  Complete submission text file 0001104659-23-015459.txt   13170
Mailing Address PO BOX 2600 V26 VALLEY FORGE PA 19482-2600
Business Address PO BOX 2600 V26 VALLEY FORGE PA 19482-2600 6106691000
VANGUARD GROUP INC (Filed by) CIK: 0000102909 (see all company filings)

IRS No.: 231945930 | State of Incorp.: PA | Fiscal Year End: 1231
Type: SC 13G/A

Mailing Address 225 BINNEY STREET CAMBRIDGE MA 02142
Business Address 225 BINNEY STREET CAMBRIDGE MA 02142 7814642000
BIOGEN INC. (Subject) CIK: 0000875045 (see all company filings)

IRS No.: 330112644 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-42028 | Film No.: 23602613
SIC: 2836 Biological Products, (No Diagnostic Substances)