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, Q1 2024
Institutional positions in Annexon, Inc. as of Mar 31, 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
- 127
- +28 vs. Q4 2023
- Shares held
- 95.0M
- +14.2M (+17.6%) vs. Q4 2023
- Total value
- $679.4M
- +$313.7M (+85.8%) vs. Q4 2023
- New holders
- 39
- 42 more added
- Sold out
- 11
- 27 more reduced
Compare with Q4 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, Q1 2024
Shares, value and share of portfolio for each institution holding Annexon, Inc.; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 9,372,822 | $67.2M | 0.00% | −312,579−3.2% | Reduced |
| Bain Capital Life Sciences Investors, LLC | 8,703,268 | $62.4M | 5.02% | +641,549+8.0% | Added |
| Satter Management Co., L.P. | 7,406,024 | $53.1M | 55.85% | 00.0% | Unchanged |
| BVF Inc | 7,000,000 | $50.2M | 1.38% | 00.0% | Unchanged |
| Redmile Group, LLC | 5,503,190 | $39.5M | 1.45% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 5,156,400 | $37.0M | 0.11% | +5,156,400 | New |
| BlackRock Inc. | 5,043,530 | $36.2M | 0.00% | +1,724,951+52.0% | Added |
| Adage Capital Partners GP, L.L.C. | 4,319,975 | $31.0M | 0.06% | −680,000−13.6% | Reduced |
| Vanguard Group Inc | 3,747,655 | $26.9M | 0.00% | +1,839,329+96.4% | Added |
| Logos Global Management LP | 3,050,000 | $21.9M | 2.30% | −1,900,000−38.4% | Reduced |
| GMT Capital Corp | 2,645,524 | $19.0M | 0.75% | −374,950−12.4% | Reduced |
| Bellevue Group AG | 2,182,290 | $15.6M | 0.24% | +2,182,290 | New |
| Octagon Capital Advisors LP | 2,050,000 | $14.7M | 1.79% | 00.0% | Unchanged |
| Woodline Partners LP | 2,000,609 | $14.3M | 0.13% | +6090.0% | Added |
| Pictet Asset Management Holding SA | 1,644,591 | $11.8M | 0.01% | −158,558−8.8% | Reduced |
| Geode Capital Management, LLC | 1,429,486 | $10.3M | 0.00% | +507,254+55.0% | Added |
| Ikarian Capital, LLC | 1,405,000 | $10.1M | 2.74% | −1,245,000−47.0% | Reduced |
| Price T Rowe Associates Inc | 1,323,704 | $9.49M | 0.00% | +1,311,195+10,482.0% | Added |
| Millennium Management LLC | 1,278,188 | $9.16M | 0.01% | +467,169+57.6% | Added |
| State Street Corp | 1,198,123 | $8.59M | 0.00% | +351,849+41.6% | Added |
| Polar Capital Holdings Plc | 1,000,000 | $7.17M | 0.04% | +1,000,000 | New |
| JPMorgan Chase & Co | 959,648 | $6.88M | 0.00% | +930,063+3,143.7% | Added |
| Acadian Asset Management LLC | 957,993 | $6.87M | 0.02% | +83,969+9.6% | Added |
| Morgan Stanley | 899,513 | $6.45M | 0.00% | +707,453+368.3% | Added |
| Invesco Ltd. | 789,044 | $5.66M | 0.00% | +767,272+3,524.1% | Added |
| Kennedy Capital Management, Inc. | 774,698 | $5.55M | 0.11% | −301,032−28.0% | Reduced |
| Massachusetts Financial Services Co | 773,914 | $5.55M | 0.00% | −4,054−0.5% | Reduced |
| Schonfeld Strategic Advisors LLC | 761,600 | $5.46M | 0.04% | +744,600+4,380.0% | Added |
| Renaissance Technologies LLC | 671,200 | $4.81M | 0.01% | +187,000+38.6% | Added |
| StemPoint Capital LP | 605,117 | $4.34M | 1.16% | −1,983−0.3% | Reduced |
| Deerfield Management Company, L.P. (Series C) | 583,913 | $4.19M | 0.07% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 562,966 | $4.04M | 0.00% | +278,033+97.6% | Added |
| Northern Trust Corp | 555,566 | $3.98M | 0.00% | +188,291+51.3% | Added |
| Caption Management, LLC | 500,000 | $3.58M | 0.39% | +500,000 | New |
| Board of Trustees of The Leland Stanford Junior University | 482,550 | $3.46M | 0.30% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 379,254 | $2.72M | 0.00% | +379,254 | New |
| Boothbay Fund Management, LLC | 375,276 | $2.69M | 0.08% | −332,539−47.0% | Reduced |
| Two Sigma Investments, LP | 373,448 | $2.68M | 0.01% | +346,865+1,304.8% | Added |
| Parkman Healthcare Partners LLC | 346,687 | $2.49M | 0.30% | +346,687 | New |
| Dimensional Fund Advisors LP | 333,913 | $2.39M | 0.00% | +246,866+283.6% | Added |
| Marshall Wace, LLP | 315,612 | $2.26M | 0.00% | +315,612 | New |
| ExodusPoint Capital Management, LP | 315,155 | $2.26M | 0.03% | −27,784−8.1% | Reduced |
| Nuveen Asset Management, LLC | 308,058 | $2.21M | 0.00% | +113,460+58.3% | Added |
| Soleus Capital Management, L.P. | 292,400 | $2.10M | 0.18% | −223,000−43.3% | Reduced |
| Citadel Advisors LLC | 258,675 | $1.85M | 0.00% | −799,012−75.5% | Reduced |
| UBS Oconnor LLC | 248,277 | $1.78M | 0.05% | −444,651−64.2% | Reduced |
| Jump Financial, LLC | 210,200 | $1.51M | 0.04% | +210,200 | New |
| Two Sigma Advisers, LP | 194,400 | $1.39M | 0.00% | +109,600+129.2% | Added |
| Charles Schwab Investment Management Inc | 181,051 | $1.30M | 0.00% | +57,383+46.4% | Added |
| Bank of New York Mellon Corp | 180,616 | $1.30M | 0.00% | +46,339+34.5% | Added |
| Bridgeway Capital Management, LLC | 177,500 | $1.27M | 0.03% | −2,000−1.1% | Reduced |
| TD Asset Management Inc | 176,200 | $1.26M | 0.00% | +176,200 | New |
| Wellington Management Group LLP | 169,570 | $1.22M | 0.00% | +169,570 | New |
| Deutsche Bank AG | 155,883 | $1.12M | 0.00% | −1,119−0.7% | Reduced |
| Superstring Capital Management LP | 155,728 | $1.12M | 0.74% | +155,728 | New |
| Susquehanna International Group, LLP | 151,501 | $1.09M | 0.00% | +127,556+532.7% | Added |
| Artia Global Partners LP | 147,485 | $1.06M | 0.26% | +147,485 | New |
| Susquehanna Portfolio Strategies, LLC | 141,562 | $1.01M | 0.02% | 00.0% | Unchanged |
| Connor, Clark & Lunn Investment Management Ltd. | 141,037 | $1.01M | 0.00% | +52,946+60.1% | Added |
| Jane Street Group, LLC | 132,425 | $949.5K | 0.00% | +100,781+318.5% | Added |
| Lighthouse Investment Partners, LLC | 122,784 | $880.4K | 0.05% | +55,273+81.9% | Added |
| Manufacturers Life Insurance Company, The | 93,806 | $672.6K | 0.00% | +73,785+368.5% | Added |
| UBS Group AG | 91,046 | $652.8K | 0.00% | +41,460+83.6% | Added |
| Rhumbline Advisers | 81,978 | $587.8K | 0.00% | +22,658+38.2% | Added |
| American Century Companies Inc | 78,420 | $562.3K | 0.00% | +44,556+131.6% | Added |
| Bank of America Corp | 75,886 | $544.1K | 0.00% | +24,562+47.9% | Added |
| Barclays PLC | 74,900 | $537.0K | 0.00% | −110,431−59.6% | Reduced |
| Simplex Trading, LLC | 63,295 | $453.0K | 0.01% | +56,542+837.3% | Added |
| Cornercap Investment Counsel Inc | 46,698 | $334.8K | 0.05% | 00.0% | Unchanged |
| Virtu Financial LLC | 45,730 | $328.0K | 0.03% | −2,884−5.9% | Reduced |
| Cinctive Capital Management LP | 44,300 | $317.6K | 0.02% | +44,300 | New |
| HSBC Holdings PLC | 44,018 | $315.6K | 0.00% | +7,612+20.9% | Added |
| Alliancebernstein L.P. | 40,620 | $291.2K | 0.00% | 00.0% | Unchanged |
| PDT Partners, LLC | 39,505 | $283.3K | 0.03% | +39,505 | New |
| Prudential Financial Inc | 37,125 | $266.2K | 0.00% | −43,480−53.9% | Reduced |
| DnB Asset Management AS | 35,911 | $257.5K | 0.00% | +35,911 | New |
| MetLife Investment Management | 35,007 | $251.0K | 0.00% | +35,007 | New |
| Lincoln National Corp | 35,000 | $250.9K | 0.00% | +35,000 | New |
| Susquehanna Fundamental Investments, LLC | 33,570 | $240.7K | 0.01% | +33,570 | New |
| American International Group, Inc. | 33,197 | $238.0K | 0.00% | +10,510+46.3% | Added |
| Wells Fargo & Company | 28,905 | $207.2K | 0.00% | +12,473+75.9% | Added |
| Axq Capital, LP | 25,700 | $184.3K | 0.04% | +25,700 | New |
| Gsa Capital Partners LLP | 25,712 | $184.0K | 0.01% | +25,712 | New |
| SG Americas Securities, LLC | 21,704 | $156.0K | 0.00% | −3,631−14.3% | Reduced |
| Allegheny Financial Group LTD | 21,700 | $155.6K | 0.05% | 00.0% | Unchanged |
| Voya Investment Management LLC | 21,507 | $154.2K | 0.00% | +2,437+12.8% | Added |
| Coastal Bridge Advisors, LLC | 17,000 | $121.9K | 0.03% | 00.0% | Unchanged |
| Bayesian Capital Management, LP | 16,599 | $119.0K | 0.01% | +16,599 | New |
| Belvedere Trading LLC | 16,446 | $117.9K | 0.01% | +16,446 | New |
| Forefront Analytics, LLC | 14,818 | $106.2K | 0.05% | −16,462−52.6% | Reduced |
| Qube Research & Technologies Ltd | 14,806 | $106.2K | 0.00% | +14,806 | New |
| J. Goldman & Co LP | 14,670 | $105.2K | 0.00% | +14,670 | New |
| EntryPoint Capital, LLC | 13,618 | $97.6K | 0.09% | +13,618 | New |
| Citigroup Inc | 12,879 | $92.3K | 0.00% | +5,825+82.6% | Added |
| 49 Wealth Management, LLC | 13,293 | $88.1K | 0.02% | −2,801−17.4% | Reduced |
| ProShare Advisors LLC | 12,102 | $86.8K | 0.00% | +12,102 | New |
| New York State Common Retirement Fund | 11,947 | $85.7K | 0.00% | +11,049+1,230.4% | Added |
| AQR Capital Management LLC | 11,378 | $81.6K | 0.00% | +11,378 | New |
| Cambridge Investment Research Advisors, Inc. | 10,700 | $77.0K | 0.00% | +700+7.0% | Added |
| Kestra Advisory Services, LLC | 10,000 | $71.7K | 0.00% | 00.0% | Unchanged |