Annexon, Inc.
ANNX- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001528115
In the last 90 days, Annexon, Inc. insiders filed 1 open-market purchase and 0 sales; 216 institutions reported holding it in 13F filings for Q2 2026, worth $1.02B in total; no superinvestor holds it.
13F holders, Q3 2024
Institutional positions in Annexon, Inc. as of Sep 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 142
- +4 vs. Q2 2024
- Shares held
- 110.2M
- +9.36M (+9.3%) vs. Q2 2024
- Total value
- $651.8M
- +$157.9M (+32.0%) vs. Q2 2024
- New holders
- 22
- 57 more added
- Sold out
- 18
- 38 more reduced
2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ANNX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 216 | $1.02B |
| Q1 2026 | 217 | $863.7M |
| Q4 2025 | 168 | $687.2M |
| Q3 2025 | 144 | $309.2M |
| Q2 2025 | 129 | $238.7M |
| Q1 2025 | 148 | $192.1M |
| Q4 2024 | 153 | $574.6M |
| Q3 2024 | 142 | $651.8M |
| Q2 2024 | 140 | $526.9M |
| Q1 2024 | 127 | $679.4M |
| Q4 2023 | 99 | $365.7M |
| Q3 2023 | 93 | $126.0M |
| Q2 2023 | 95 | $190.0M |
| Q1 2023 | 100 | $207.6M |
| Q4 2022 | 84 | $243.3M |
| Q3 2022 | 72 | $292.3M |
| Q2 2022 | 78 | $144.9M |
| Q1 2022 | 100 | $105.9M |
| Q4 2021 | 97 | $445.7M |
| Q3 2021 | 82 | $708.6M |
| Q2 2021 | 74 | $873.7M |
| Q1 2021 | 72 | $1.04B |
Institutions, Q3 2024
Shares, value and share of portfolio for each institution holding Annexon, Inc.; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Comerica Bank | 18,900 | $111.9K | 0.00% | +8,900+89.0% | Added |
| ProShare Advisors LLC | 18,073 | $107.0K | 0.00% | +18,073 | New |
| Corton Capital Inc. | 17,441 | $103.3K | 0.05% | +5,963+52.0% | Added |
| Coastal Bridge Advisors, LLC | 17,000 | $100.6K | 0.02% | 00.0% | Unchanged |
| Virtus ETF Advisers LLC | 15,339 | $90.8K | 0.04% | +276+1.8% | Added |
| Nebula Research & Development LLC | 14,504 | $85.9K | 0.01% | +14,504 | New |
| New York State Common Retirement Fund | 14,168 | $83.9K | 0.00% | −20,500−59.1% | Reduced |
| Legal & General Group Plc | 13,870 | $82.1K | 0.00% | +1,207+9.5% | Added |
| Omers Administration Corp | 12,900 | $76.4K | 0.00% | −11,500−47.1% | Reduced |
| State Board of Administration of Florida Retirement System | 11,857 | $70.2K | 0.00% | 00.0% | Unchanged |
| E Fund Management Co., Ltd. | 11,361 | $67.3K | 0.00% | +11,361 | New |
| Cambridge Investment Research Advisors, Inc. | 11,400 | $67.0K | 0.00% | +83+0.7% | Added |
| Victory Capital Management Inc | 10,652 | $63.1K | 0.00% | +307+3.0% | Added |
| Forefront Analytics, LLC | 10,483 | $62.1K | 0.03% | −5,620−34.9% | Reduced |
| SEI Investments Co | 10,319 | $61.1K | 0.00% | +10,319 | New |
| Aigen Investment Management, LP | 10,048 | $59.5K | 0.01% | −7,734−43.5% | Reduced |
| Harbor Advisors LLC | 10,000 | $59.2K | 0.01% | 00.0% | Unchanged |
| Sandia Investment Management LP | 10,000 | $59.2K | 0.10% | 00.0% | Unchanged |
| Royal Bank of Canada | 9,786 | $58.0K | 0.00% | −4,339−30.7% | Reduced |
| Ameritas Investment Partners, Inc. | 9,689 | $57.4K | 0.00% | +2,971+44.2% | Added |
| California State Teachers Retirement System | 6,994 | $41.4K | 0.00% | +890+14.6% | Added |
| Citadel Advisors LLC | 5,638 | $33.4K | 0.00% | +5,638 | New |
| Tower Research Capital LLC (TRC) | 5,591 | $33.1K | 0.00% | −10,290−64.8% | Reduced |
| CWM, LLC | 5,352 | $32.0K | 0.00% | +2,844+113.4% | Added |
| Federated Hermes, Inc. | 4,924 | $29.1K | 0.00% | +2,042+70.9% | Added |
| Amalgamated Bank | 2,290 | $14.0K | 0.00% | 00.0% | Unchanged |
| Capital Performance Advisors LLP | 1,438 | $8.51K | 0.00% | +1,438 | New |
| Russell Investments Group, Ltd. | 1,049 | $6.21K | 0.00% | −5,049−82.8% | Reduced |
| Catalyst Funds Management Pty Ltd | 1,000 | $5.92K | 0.00% | +1,000 | New |
| CIBC Private Wealth Group, LLC | 670 | $3.97K | 0.00% | 00.0% | Unchanged |
| Private Wealth Management Group, LLC | 654 | $3.87K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 457 | $2.71K | 0.00% | 00.0% | Unchanged |
| HighMark Wealth Management LLC | 300 | $1.78K | 0.00% | 00.0% | Unchanged |
| Sterling Capital Management LLC | 298 | $1.76K | 0.00% | +298 | New |
| Nisa Investment Advisors, LLC | 258 | $1.53K | 0.00% | +71+38.0% | Added |
| The PNC Financial Services Group, Inc. | 216 | $1.28K | 0.00% | 00.0% | Unchanged |
| Clear Street Markets LLC | 218 | $1.00K | 0.00% | +218 | New |
| Rothschild Investment LLC | 165 | $977 | 0.00% | +140+560.0% | Added |
| Signaturefd, LLC | 151 | $894 | 0.00% | 00.0% | Unchanged |
| Lindbrook Capital, LLC | 83 | $491 | 0.00% | +83 | New |
| National Bank of Canada | 2 | $12 | 0.00% | +2 | New |
| Farther Finance Advisors, LLC | 1 | $6 | 0.00% | 00.0% | Unchanged |
| Caption Management, LLC | 0 | $0 | 0.00% | −400,600−100.0% | Sold out |
| Ikarian Capital, LLC | 0 | $0 | 0.00% | −380,000−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −313,093−100.0% | Sold out |
| Ovata Capital Management Ltd | 0 | $0 | 0.00% | −200,000−100.0% | Sold out |
| Monashee Investment Management LLC | 0 | $0 | 0.00% | −150,000−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −103,493−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −42,953−100.0% | Sold out |
| Susquehanna Portfolio Strategies, LLC | 0 | $0 | 0.00% | −37,660−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −35,300−100.0% | Sold out |
| Maven Securities LTD | 0 | $0 | 0.00% | −34,707−100.0% | Sold out |
| LPL Financial LLC | 0 | $0 | 0.00% | −22,997−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −21,996−100.0% | Sold out |
| Jefferies Financial Group Inc. | 0 | $0 | 0.00% | −18,000−100.0% | Sold out |
| Principal Financial Group Inc | 0 | $0 | 0.00% | −11,440−100.0% | Sold out |
| 49 Wealth Management, LLC | 0 | $0 | 0.00% | −10,111−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −10,038−100.0% | Sold out |
| Kestra Advisory Services, LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| EntryPoint Capital, LLC | 0 | $0 | 0.00% | −5,518−100.0% | Sold out |
| BlackRock Inc. | – | – | – | – | Not filed |
| Susquehanna Fundamental Investments, LLC | – | – | – | – | Not filed |