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 |
|---|---|---|---|---|---|
| Satter Management Co., L.P. | 7,056,024 | $16.7M | 28.46% | 00.0% | Unchanged |
| Bain Capital Life Sciences Investors, LLC | 5,701,926 | $13.5M | 1.50% | 00.0% | Unchanged |
| Logos Global Management LP | 5,300,000 | $12.5M | 1.78% | +1,800,000+51.4% | Added |
| Redmile Group, LLC | 3,503,190 | $8.27M | 0.39% | 00.0% | Unchanged |
| BlackRock Inc. | 3,407,989 | $8.04M | 0.00% | −71,907−2.1% | Reduced |
| GMT Capital Corp | 2,810,471 | $6.63M | 0.25% | +345,900+14.0% | Added |
| Adage Capital Partners GP, L.L.C. | 2,349,975 | $5.55M | 0.01% | 00.0% | Unchanged |
| Octagon Capital Advisors LP | 2,050,000 | $4.84M | 0.85% | +390,000+23.5% | Added |
| Vanguard Group Inc | 1,894,409 | $4.47M | 0.00% | +144,639+8.3% | Added |
| Pictet Asset Management Holding SA | 1,803,149 | $4.26M | 0.01% | +1,803,149 | New |
| Woodline Partners LP | 1,464,365 | $3.46M | 0.04% | +759,742+107.8% | Added |
| Kennedy Capital Management, Inc. | 976,987 | $2.31M | 0.06% | +976,987 | New |
| Blackstone Group Inc. | 910,494 | $2.15M | 0.01% | 00.0% | Unchanged |
| 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 |
| Geode Capital Management, LLC | 879,617 | $2.08M | 0.00% | −3,893−0.4% | Reduced |
| State Street Corp | 831,544 | $1.96M | 0.00% | +37,300+4.7% | Added |
| Acadian Asset Management LLC | 812,224 | $1.92M | 0.01% | −8,342−1.0% | Reduced |
| Massachusetts Financial Services Co | 777,199 | $1.83M | 0.00% | +1,345+0.2% | Added |
| Citadel Advisors LLC | 684,962 | $1.62M | 0.00% | −47,678−6.5% | Reduced |
| Deerfield Management Company, L.P. (Series C) | 583,913 | $1.38M | 0.03% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 561,310 | $1.32M | 0.00% | +139,110+32.9% | Added |
| UBS Oconnor LLC | 549,246 | $1.30M | 0.02% | +123,690+29.1% | Added |
| Soleus Capital Management, L.P. | 515,400 | $1.22M | 0.12% | −105,000−16.9% | Reduced |
| Board of Trustees of The Leland Stanford Junior University | 494,169 | $1.17M | 0.09% | +11,619+2.4% | Added |
| Simplify Asset Management Inc. | 492,595 | $1.16M | 0.19% | −160,888−24.6% | Reduced |
| Federated Hermes, Inc. | 485,047 | $1.14M | 0.00% | −2,572,753−84.1% | Reduced |
| Velan Capital Investment Management LP | 459,746 | $1.09M | 0.89% | 00.0% | Unchanged |
| Silverarc Capital Management, LLC | 399,716 | $943.3K | 0.35% | +9,805+2.5% | Added |
| Northern Trust Corp | 361,237 | $852.5K | 0.00% | −17,963−4.7% | Reduced |
| ExodusPoint Capital Management, LP | 309,710 | $731.0K | 0.01% | −29,387−8.7% | Reduced |
| Goldman Sachs Group Inc | 245,658 | $579.8K | 0.00% | +158,252+181.1% | Added |
| Millennium Management LLC | 222,279 | $524.6K | 0.00% | −395,554−64.0% | Reduced |
| Susquehanna International Group, LLP | 220,486 | $520.3K | 0.00% | +25,388+13.0% | Added |
| Nuveen Asset Management, LLC | 188,136 | $444.0K | 0.00% | 00.0% | Unchanged |
| Prudential Financial Inc | 172,805 | $407.8K | 0.00% | +172,805 | New |
| Bridgeway Capital Management, LLC | 165,100 | $389.6K | 0.01% | +72,600+78.5% | Added |
| Two Sigma Advisers, LP | 155,200 | $366.3K | 0.00% | −94,900−37.9% | Reduced |
| Bank of New York Mellon Corp | 154,277 | $364.1K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 149,092 | $351.9K | 0.00% | +41,755+38.9% | Added |
| Schonfeld Strategic Advisors LLC | 147,345 | $347.7K | 0.00% | +124,845+554.9% | Added |
| Charles Schwab Investment Management Inc | 123,668 | $291.9K | 0.00% | 00.0% | Unchanged |
| Connor, Clark & Lunn Investment Management Ltd. | 121,390 | $286.5K | 0.00% | −20,333−14.3% | Reduced |
| FMR LLC | 91,782 | $216.6K | 0.00% | −1,313,496−93.5% | Reduced |
| Driehaus Capital Management LLC | 258,314 | $208.2K | 0.00% | −494,204−65.7% | Reduced |
| Prelude Capital Management, LLC | 75,600 | $178.4K | 0.02% | +75,600 | New |
| Rhumbline Advisers | 59,710 | $140.9K | 0.00% | +4,680+8.5% | Added |
| Dimensional Fund Advisors LP | 58,522 | $138.1K | 0.00% | +160.0% | Added |
| Cornercap Investment Counsel Inc | 46,698 | $110.2K | 0.02% | −563−1.2% | Reduced |
| Bank of America Corp | 45,882 | $108.3K | 0.00% | −1,221−2.6% | Reduced |
| Algert Global LLC | 41,660 | $98.3K | 0.00% | +3,000+7.8% | Added |
| Parallax Volatility Advisers, L.P. | 41,536 | $98.0K | 0.00% | +41,536 | New |
| Alliancebernstein L.P. | 40,620 | $95.9K | 0.00% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 39,619 | $93.5K | 0.00% | +1,478+3.9% | Added |
| Two Sigma Investments, LP | 37,100 | $87.6K | 0.00% | −201,201−84.4% | Reduced |
| Barclays PLC | 35,731 | $84.3K | 0.00% | −2,993−7.7% | Reduced |
| Forefront Analytics, LLC | 31,680 | $74.8K | 0.04% | +4,890+18.3% | Added |
| UBS Group AG | 24,649 | $58.2K | 0.00% | −2,282−8.5% | Reduced |
| American Century Companies Inc | 24,169 | $57.0K | 0.00% | +5,041+26.4% | Added |
| American International Group, Inc. | 22,778 | $53.8K | 0.00% | +810+3.7% | Added |
| SG Americas Securities, LLC | 22,212 | $52.0K | 0.00% | +22,212 | New |
| Allegheny Financial Group LTD | 21,700 | $51.2K | 0.02% | +21,700 | New |
| Voya Investment Management LLC | 21,481 | $50.7K | 0.00% | +2,709+14.4% | Added |
| Kestra Advisory Services, LLC | 21,000 | $49.6K | 0.00% | −4,000−16.0% | Reduced |
| Manufacturers Life Insurance Company, The | 20,021 | $47.3K | 0.00% | 00.0% | Unchanged |
| HSBC Holdings PLC | 19,262 | $45.2K | 0.00% | +19,262 | New |
| Verition Fund Management LLC | 19,000 | $44.8K | 0.00% | +19,000 | New |
| Invesco Ltd. | 18,491 | $43.6K | 0.00% | +29+0.2% | Added |
| Coastal Bridge Advisors, LLC | 17,000 | $40.1K | 0.01% | 00.0% | Unchanged |
| Nomura Holdings Inc | 16,650 | $39.3K | 0.00% | −3,350−16.8% | Reduced |
| Atom Investors LP | 14,607 | $34.5K | 0.01% | +14,607 | New |
| Wells Fargo & Company | 11,218 | $26.5K | 0.00% | −6,163−35.5% | Reduced |
| Group One Trading, L.P. | 10,960 | $25.9K | 0.00% | −36,044−76.7% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 10,000 | $24.0K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 10,071 | $23.8K | 0.00% | −5,112−33.7% | Reduced |
| EWG Elevate Inc. | 10,000 | $23.6K | 0.01% | +10,000 | New |
| Tower Research Capital LLC (TRC) | 7,783 | $18.4K | 0.00% | +3,925+101.7% | Added |
| Royal Bank of Canada | 7,663 | $18.0K | 0.00% | +2,890+60.5% | Added |
| Advisor Group Holdings, Inc. | 5,791 | $13.7K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 4,372 | $10.3K | 0.00% | 00.0% | Unchanged |
| Amalgamated Bank | 4,439 | $10.0K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 3,769 | $8.89K | 0.00% | 00.0% | Unchanged |
| China Universal Asset Management Co., Ltd. | 1,368 | $3.23K | 0.00% | +673+96.8% | Added |
| The PNC Financial Services Group, Inc. | 1,253 | $2.96K | 0.00% | −137−9.9% | Reduced |
| Citigroup Inc | 1,109 | $2.62K | 0.00% | −13,808−92.6% | Reduced |
| Russell Investments Group, Ltd. | 988 | $2.33K | 0.00% | +988 | New |
| New York State Common Retirement Fund | 986 | $2.33K | 0.00% | −26,714−96.4% | Reduced |
| Simplex Trading, LLC | 952 | $2.00K | 0.00% | −49,068−98.1% | Reduced |
| Red Tortoise LLC | 583 | $1.38K | 0.00% | 00.0% | Unchanged |
| HighMark Wealth Management LLC | 300 | $708 | 0.00% | 00.0% | Unchanged |
| Column Capital Advisors, LLC | 145 | $342 | 0.00% | +145 | New |
| Nisa Investment Advisors, LLC | 44 | $104 | 0.00% | +44 | New |
| Daiwa Securities Group Inc. | 131 | $0 | 0.00% | 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 |