Annexon, Inc. - ANNX

Ownership (Schedule 13D / 13G) · latest 50 filings · Back to all files
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Filed Form Reporting person Percent Shares SEC
Jul 08, 2026 SCHEDULE 13G/A Redmile Group, LLC 9.9% 17,918,459 View
Jul 08, 2026 SCHEDULE 13G/A Jeremy C. Green 9.9% 17,918,459 View
Jul 08, 2026 SCHEDULE 13G/A RedCo II Offshore SPV LLC 5.5% 9,802,458 View
Jul 08, 2026 SCHEDULE 13G/A FMR LLC 11.9% 19,518,496 View
Jul 08, 2026 SCHEDULE 13G/A Abigail P. Johnson 11.9% 19,518,496 View
May 15, 2026 SCHEDULE 13G/A BIOTECHNOLOGY VALUE FUND L P 2.9% 4,644,823 View
May 15, 2026 SCHEDULE 13G/A BVF I GP LLC 2.9% 4,644,823 View
May 15, 2026 SCHEDULE 13G/A BIOTECHNOLOGY VALUE FUND II LP 2.1% 3,399,850 View
May 15, 2026 SCHEDULE 13G/A BVF II GP LLC 2.1% 3,399,850 View
May 15, 2026 SCHEDULE 13G/A Biotechnology Value Trading Fund OS LP 0.3% 522,906 View
May 15, 2026 SCHEDULE 13G/A BVF Partners OS Ltd. 0.3% 522,906 View
May 15, 2026 SCHEDULE 13G/A BVF GP HOLDINGS LLC 5.0% 8,044,673 View
May 15, 2026 SCHEDULE 13G/A BVF PARTNERS L P/IL 5.4% 8,698,173 View
May 15, 2026 SCHEDULE 13G/A BVF INC/IL 5.4% 8,698,173 View
May 15, 2026 SCHEDULE 13G/A LAMPERT MARK N 5.4% 8,698,173 View
Mar 26, 2026 SCHEDULE 13G/A The Vanguard Group 0.0% 0 View
Feb 17, 2026 SCHEDULE 13G/A Redmile Group, LLC 9.9% 15,427,866 View
Feb 17, 2026 SCHEDULE 13G/A Jeremy C. Green 9.9% 15,427,866 View
Feb 17, 2026 SCHEDULE 13G/A Redmile Biopharma Investments II, L.P. 4.7% 7,288,917 View
Feb 05, 2026 SCHEDULE 13G/A FMR LLC 7.1% 10,222,470 View
Feb 05, 2026 SCHEDULE 13G/A Abigail P. Johnson 7.1% 10,222,470 View
Percent = "% of class represented by amount beneficially owned" for this reporting person in the filed 13D/13G. Shares = reported beneficial ownership amount for the same row (not portfolio shares from 13F). Amendments (/A) can repeat the same holder over time, so rows should not be summed. Extraction is best-effort from filing text and can be missing or noisy; verify exact figures via the SEC link in each row.