SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form SC 13G/A - Statement of acquisition of beneficial ownership by individuals: [Amend]
SEC Accession No. 0000902664-23-001364
Filing Date
2023-02-09
Accepted
2023-02-09 12:36:48
Documents
1

Document Format Files

Seq Description Document Type Size
1 ANNEXON, INC. p23-0745sc13ga.htm SC 13G/A 103529
  Complete submission text file 0000902664-23-001364.txt   105173
Mailing Address 200 CLARENDON STREET, 52ND FLOOR BOSTON MA 02116
Business Address 200 CLARENDON STREET 52ND FLOOR BOSTON MA 02116 (617) 867-2800
ADAGE CAPITAL PARTNERS GP, L.L.C. (Filed by) CIK: 0001165408 (see all company filings)

IRS No.: 043574590 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A

Mailing Address 1400 SIERRA POINT PARKWAY BLDG C, SUITE 200 BRISBANE CA 94005
Business Address 1400 SIERRA POINT PARKWAY BLDG C, SUITE 200 BRISBANE CA 94005 (650)-822-5500
Annexon, Inc. (Subject) CIK: 0001528115 (see all company filings)

IRS No.: 275414423 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-91583 | Film No.: 23605057
SIC: 2834 Pharmaceutical Preparations