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Filing Detail
Form SC 13G - Statement of acquisition of beneficial ownership by individuals:
SEC Accession No. 0001104659-23-025996
Filing Date
2023-02-27
Accepted
2023-02-27 16:02:16
Documents
2
Group Members
CITADEL ADVISORS HOLDINGS LPCITADEL GP LLCCITADEL SECURITIES GP LLCCITADEL SECURITIES GROUP LPCITADEL SECURITIES LLCKENNETH GRIFFIN

Document Format Files

Seq Description Document Type Size
1 ANNEXON, INC. tm237940d1_sc13g.htm SC 13G 136371
2 JOINT FILING AGREEMENT tm237940d1_ex99-1.htm EX-99.1 8647
  Complete submission text file 0001104659-23-025996.txt   146836
Mailing Address SOUTHEAST FINANCIAL CENTER 200 S. BISCAYNE BLVD., SUITE 3300 MIAMI FL 33131
Business Address SOUTHEAST FINANCIAL CENTER 200 S. BISCAYNE BLVD., SUITE 3300 MIAMI FL 33131 305-929-6851
CITADEL ADVISORS LLC (Filed by) CIK: 0001423053 (see all company filings)

IRS No.: 000000000 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G

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 | Act: 34 | File No.: 005-91583 | Film No.: 23674656
SIC: 2834 Pharmaceutical Preparations