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 2023
Institutional positions in Annexon, Inc. as of Sep 30, 2023. 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
- 93
- −1 vs. Q2 2023
- Shares held
- 53.6M
- +1.33M (+2.5%) vs. Q2 2023
- Total value
- $126.0M
- −$57.3M (−31.3%) vs. Q2 2023
- New holders
- 14
- 30 more added
- Sold out
- 15
- 28 more reduced
1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: 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 2023
Shares, value and share of portfolio for each institution holding Annexon, Inc.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Daiwa Securities Group Inc. | 131 | $0 | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 44 | $104 | 0.00% | +44 | New |
| Column Capital Advisors, LLC | 145 | $342 | 0.00% | +145 | New |
| HighMark Wealth Management LLC | 300 | $708 | 0.00% | 00.0% | Unchanged |
| Red Tortoise LLC | 583 | $1.38K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 952 | $2.00K | 0.00% | −49,068−98.1% | Reduced |
| New York State Common Retirement Fund | 986 | $2.33K | 0.00% | −26,714−96.4% | Reduced |
| Russell Investments Group, Ltd. | 988 | $2.33K | 0.00% | +988 | New |
| Citigroup Inc | 1,109 | $2.62K | 0.00% | −13,808−92.6% | Reduced |
| The PNC Financial Services Group, Inc. | 1,253 | $2.96K | 0.00% | −137−9.9% | Reduced |
| China Universal Asset Management Co., Ltd. | 1,368 | $3.23K | 0.00% | +673+96.8% | Added |
| Ameritas Investment Partners, Inc. | 3,769 | $8.89K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 4,439 | $10.0K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 4,372 | $10.3K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 5,791 | $13.7K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 7,663 | $18.0K | 0.00% | +2,890+60.5% | Added |
| Tower Research Capital LLC (TRC) | 7,783 | $18.4K | 0.00% | +3,925+101.7% | Added |
| EWG Elevate Inc. | 10,000 | $23.6K | 0.01% | +10,000 | New |
| California State Teachers Retirement System | 10,071 | $23.8K | 0.00% | −5,112−33.7% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 10,000 | $24.0K | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 10,960 | $25.9K | 0.00% | −36,044−76.7% | Reduced |
| Wells Fargo & Company | 11,218 | $26.5K | 0.00% | −6,163−35.5% | Reduced |
| Atom Investors LP | 14,607 | $34.5K | 0.01% | +14,607 | New |
| Nomura Holdings Inc | 16,650 | $39.3K | 0.00% | −3,350−16.8% | Reduced |
| Coastal Bridge Advisors, LLC | 17,000 | $40.1K | 0.01% | 00.0% | Unchanged |
| Invesco Ltd. | 18,491 | $43.6K | 0.00% | +29+0.2% | Added |
| Verition Fund Management LLC | 19,000 | $44.8K | 0.00% | +19,000 | New |
| HSBC Holdings PLC | 19,262 | $45.2K | 0.00% | +19,262 | New |
| Manufacturers Life Insurance Company, The | 20,021 | $47.3K | 0.00% | 00.0% | Unchanged |
| Kestra Advisory Services, LLC | 21,000 | $49.6K | 0.00% | −4,000−16.0% | Reduced |
| Voya Investment Management LLC | 21,481 | $50.7K | 0.00% | +2,709+14.4% | Added |
| Allegheny Financial Group LTD | 21,700 | $51.2K | 0.02% | +21,700 | New |
| SG Americas Securities, LLC | 22,212 | $52.0K | 0.00% | +22,212 | New |
| American International Group, Inc. | 22,778 | $53.8K | 0.00% | +810+3.7% | Added |
| American Century Companies Inc | 24,169 | $57.0K | 0.00% | +5,041+26.4% | Added |
| UBS Group AG | 24,649 | $58.2K | 0.00% | −2,282−8.5% | Reduced |
| Forefront Analytics, LLC | 31,680 | $74.8K | 0.04% | +4,890+18.3% | Added |
| Barclays PLC | 35,731 | $84.3K | 0.00% | −2,993−7.7% | Reduced |
| Two Sigma Investments, LP | 37,100 | $87.6K | 0.00% | −201,201−84.4% | Reduced |
| JPMorgan Chase & Co | 39,619 | $93.5K | 0.00% | +1,478+3.9% | Added |
| Alliancebernstein L.P. | 40,620 | $95.9K | 0.00% | 00.0% | Unchanged |
| Parallax Volatility Advisers, L.P. | 41,536 | $98.0K | 0.00% | +41,536 | New |
| Algert Global LLC | 41,660 | $98.3K | 0.00% | +3,000+7.8% | Added |
| Bank of America Corp | 45,882 | $108.3K | 0.00% | −1,221−2.6% | Reduced |
| Cornercap Investment Counsel Inc | 46,698 | $110.2K | 0.02% | −563−1.2% | Reduced |
| Dimensional Fund Advisors LP | 58,522 | $138.1K | 0.00% | +160.0% | Added |
| Rhumbline Advisers | 59,710 | $140.9K | 0.00% | +4,680+8.5% | Added |
| Prelude Capital Management, LLC | 75,600 | $178.4K | 0.02% | +75,600 | New |
| Driehaus Capital Management LLC | 258,314 | $208.2K | 0.00% | −494,204−65.7% | Reduced |
| FMR LLC | 91,782 | $216.6K | 0.00% | −1,313,496−93.5% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 121,390 | $286.5K | 0.00% | −20,333−14.3% | Reduced |
| Charles Schwab Investment Management Inc | 123,668 | $291.9K | 0.00% | 00.0% | Unchanged |
| Schonfeld Strategic Advisors LLC | 147,345 | $347.7K | 0.00% | +124,845+554.9% | Added |
| Morgan Stanley | 149,092 | $351.9K | 0.00% | +41,755+38.9% | Added |
| Bank of New York Mellon Corp | 154,277 | $364.1K | 0.00% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 155,200 | $366.3K | 0.00% | −94,900−37.9% | Reduced |
| Bridgeway Capital Management, LLC | 165,100 | $389.6K | 0.01% | +72,600+78.5% | Added |
| Prudential Financial Inc | 172,805 | $407.8K | 0.00% | +172,805 | New |
| Nuveen Asset Management, LLC | 188,136 | $444.0K | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 220,486 | $520.3K | 0.00% | +25,388+13.0% | Added |
| Millennium Management LLC | 222,279 | $524.6K | 0.00% | −395,554−64.0% | Reduced |
| Goldman Sachs Group Inc | 245,658 | $579.8K | 0.00% | +158,252+181.1% | Added |
| ExodusPoint Capital Management, LP | 309,710 | $731.0K | 0.01% | −29,387−8.7% | Reduced |
| Northern Trust Corp | 361,237 | $852.5K | 0.00% | −17,963−4.7% | Reduced |
| Silverarc Capital Management, LLC | 399,716 | $943.3K | 0.35% | +9,805+2.5% | Added |
| Velan Capital Investment Management LP | 459,746 | $1.09M | 0.89% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 485,047 | $1.14M | 0.00% | −2,572,753−84.1% | Reduced |
| Simplify Asset Management Inc. | 492,595 | $1.16M | 0.19% | −160,888−24.6% | Reduced |
| Board of Trustees of The Leland Stanford Junior University | 494,169 | $1.17M | 0.09% | +11,619+2.4% | Added |
| Soleus Capital Management, L.P. | 515,400 | $1.22M | 0.12% | −105,000−16.9% | Reduced |
| UBS Oconnor LLC | 549,246 | $1.30M | 0.02% | +123,690+29.1% | Added |
| Renaissance Technologies LLC | 561,310 | $1.32M | 0.00% | +139,110+32.9% | Added |
| Deerfield Management Company, L.P. (Series C) | 583,913 | $1.38M | 0.03% | 00.0% | Unchanged |
| Citadel Advisors LLC | 684,962 | $1.62M | 0.00% | −47,678−6.5% | Reduced |
| Massachusetts Financial Services Co | 777,199 | $1.83M | 0.00% | +1,345+0.2% | Added |
| Acadian Asset Management LLC | 812,224 | $1.92M | 0.01% | −8,342−1.0% | Reduced |
| State Street Corp | 831,544 | $1.96M | 0.00% | +37,300+4.7% | Added |
| Geode Capital Management, LLC | 879,617 | $2.08M | 0.00% | −3,893−0.4% | Reduced |
| Sectoral Asset Management Inc | 898,785 | $2.12M | 0.41% | +224,156+33.2% | Added |
| Vontobel Holding Ltd. | 898,785 | $2.12M | 0.02% | +224,156+33.2% | Added |
| Blackstone Group Inc. | 910,494 | $2.15M | 0.01% | 00.0% | Unchanged |
| Kennedy Capital Management, Inc. | 976,987 | $2.31M | 0.06% | +976,987 | New |
| Woodline Partners LP | 1,464,365 | $3.46M | 0.04% | +759,742+107.8% | Added |
| Pictet Asset Management Holding SA | 1,803,149 | $4.26M | 0.01% | +1,803,149 | New |
| Vanguard Group Inc | 1,894,409 | $4.47M | 0.00% | +144,639+8.3% | Added |
| Octagon Capital Advisors LP | 2,050,000 | $4.84M | 0.85% | +390,000+23.5% | Added |
| Adage Capital Partners GP, L.L.C. | 2,349,975 | $5.55M | 0.01% | 00.0% | Unchanged |
| GMT Capital Corp | 2,810,471 | $6.63M | 0.25% | +345,900+14.0% | Added |
| BlackRock Inc. | 3,407,989 | $8.04M | 0.00% | −71,907−2.1% | Reduced |
| Redmile Group, LLC | 3,503,190 | $8.27M | 0.39% | 00.0% | Unchanged |
| Logos Global Management LP | 5,300,000 | $12.5M | 1.78% | +1,800,000+51.4% | Added |
| Bain Capital Life Sciences Investors, LLC | 5,701,926 | $13.5M | 1.50% | 00.0% | Unchanged |
| Satter Management Co., L.P. | 7,056,024 | $16.7M | 28.46% | 00.0% | Unchanged |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −156,149−100.0% | Sold out |
| Gsa Capital Partners LLP | 0 | $0 | 0.00% | −130,042−100.0% | Sold out |
| Deutsche Bank AG | 0 | $0 | 0.00% | −126,812−100.0% | Sold out |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −99,692−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −79,323−100.0% | Sold out |
| DnB Asset Management AS | 0 | $0 | 0.00% | −59,534−100.0% | Sold out |
| Ergoteles LLC | 0 | $0 | 0.00% | −51,300−100.0% | Sold out |