| SC 13G | 2024-04-22 | BB BIOTECH AG | Annexon, Inc. | 4,682,290 | 5.2% | EDGAR |
| SC 13G/A | 2024-02-14 | BIOTECHNOLOGY VALUE FUND L P | Annexon, Inc. | 3,673,570 | 4.7% | EDGAR |
| SC 13G/A | 2024-02-14 | Fairmount Funds Management LLC | Annexon, Inc. | 322,893 | 0.4% | EDGAR |
| SC 13G/A | 2024-02-14 | Redmile Group, LLC | Annexon, Inc. | 8,083,776 | 9.9% | EDGAR |
| SC 13G/A | 2024-02-14 | CITADEL ADVISORS LLC | Annexon, Inc. | - | 1.3% | EDGAR |
| SC 13G/A | 2024-02-14 | Venrock Healthcare Capital Partners II, L.P. | Annexon, Inc. | 0 | 0.0% | EDGAR |
| SC 13G/A | 2024-02-14 | EVENTIDE ASSET MANAGEMENT, LLC | Annexon, Inc. | 0 | 0.0% | EDGAR |
| SC 13G/A | 2024-02-13 | Logos Global Management LP | Annexon, Inc. | 6,944,444 | 8.3% | EDGAR |
| SC 13G/A | 2024-02-13 | Bain Capital Life Sciences Fund, L.P. | Annexon, Inc. | 8,061,719 | 10.0% | EDGAR |
| SC 13G | 2024-02-12 | Point72 Asset Management, L.P. | Annexon, Inc. | 4,856,400 | 6.2% | EDGAR |
| SC 13G/A | 2024-02-07 | ADAGE CAPITAL PARTNERS GP, L.L.C. | Annexon, Inc. | 5,645,761 | 7.2% | EDGAR |
| SC 13G | 2024-01-10 | FMR LLC | Annexon, Inc. | 9,685,401 | 12.4% | EDGAR |
| SC 13G/A | 2023-08-08 | FEDERATED HERMES, INC. | Annexon, Inc. | 2,342,715 | 4.4% | EDGAR |
| SC 13G | 2023-06-22 | Logos Global Management LP | Annexon, Inc. | 3,100,000 | 5.8% | EDGAR |
| SC 13G/A | 2023-05-30 | Bain Capital Life Sciences Fund, L.P. | Annexon, Inc. | 2,940,627 | 5.5% | EDGAR |
| SC 13G | 2023-02-27 | CITADEL ADVISORS LLC | Annexon, Inc. | - | 4.9% | EDGAR |
| SC 13D/A | 2023-02-17 | Satter Muneer A | Annexon, Inc. | 7,679,521 | 15.0% | EDGAR |
| SC 13G/A | 2023-02-14 | BIOTECHNOLOGY VALUE FUND L P | Annexon, Inc. | 2,045,551 | 4.3% | EDGAR |
| SC 13G/A | 2023-02-14 | Fairmount Funds Management LLC | Annexon, Inc. | 3,681,456 | 7.7% | EDGAR |
| SC 13G/A | 2023-02-14 | Venrock Healthcare Capital Partners II, L.P. | Annexon, Inc. | 4,929,000 | 10.0% | EDGAR |