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 |
|---|---|---|---|---|---|
| FMR LLC | 8,561,949 | $50.7M | 0.00% | +262,229+3.2% | Added |
| Bain Capital Life Sciences Investors, LLC | 8,449,748 | $50.0M | 5.20% | +5400.0% | Added |
| BlackRock, Inc. | 7,647,714 | $45.3M | 0.00% | +7,647,714 | New |
| Satter Management Co., L.P. | 7,406,024 | $43.8M | 70.35% | 00.0% | Unchanged |
| BVF Inc | 7,000,000 | $41.4M | 1.21% | 00.0% | Unchanged |
| Redmile Group, LLC | 6,427,462 | $38.1M | 2.24% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 5,326,998 | $31.5M | 0.11% | −662,019−11.1% | Reduced |
| Bellevue Group AG | 5,157,290 | $30.5M | 0.49% | 00.0% | Unchanged |
| Vanguard Group Inc | 4,970,293 | $29.4M | 0.00% | +413,653+9.1% | Added |
| State Street Corp | 3,841,879 | $22.7M | 0.00% | +2,068,294+116.6% | Added |
| Woodline Partners LP | 3,430,160 | $20.3M | 0.17% | −641,517−15.8% | Reduced |
| Adage Capital Partners GP, L.L.C. | 2,840,145 | $16.8M | 0.03% | 00.0% | Unchanged |
| Logos Global Management LP | 2,600,000 | $15.4M | 1.72% | −700,000−21.2% | Reduced |
| Nuveen Asset Management, LLC | 2,555,570 | $15.1M | 0.00% | +928,168+57.0% | Added |
| Candriam Luxembourg S.C.A. | 2,192,799 | $13.0M | 0.07% | +139,340+6.8% | Added |
| Geode Capital Management, LLC | 2,143,635 | $12.7M | 0.00% | +331,269+18.3% | Added |
| GMT Capital Corp | 1,908,366 | $11.3M | 0.45% | −1,031,579−35.1% | Reduced |
| Goldman Sachs Group Inc | 1,904,378 | $11.3M | 0.00% | +1,308,187+219.4% | Added |
| JPMorgan Chase & Co | 1,706,182 | $10.1M | 0.00% | +19,810+1.2% | Added |
| Kennedy Capital Management, Inc. | 1,450,895 | $8.59M | 0.19% | +536,247+58.6% | Added |
| Sio Capital Management, LLC | 1,433,155 | $8.48M | 3.80% | +1,433,155 | New |
| Morgan Stanley | 1,235,485 | $7.31M | 0.00% | +227,071+22.5% | Added |
| Massachusetts Financial Services Co | 1,160,886 | $6.87M | 0.00% | +96,085+9.0% | Added |
| Dimensional Fund Advisors LP | 1,129,042 | $6.69M | 0.00% | +306,437+37.3% | Added |
| Price T Rowe Associates Inc | 1,034,652 | $6.13M | 0.00% | −59,820−5.5% | Reduced |
| Acadian Asset Management LLC | 944,996 | $5.59M | 0.02% | +32,845+3.6% | Added |
| Northern Trust Corp | 790,065 | $4.68M | 0.00% | +234,770+42.3% | Added |
| Polygon Management Ltd. | 784,355 | $4.64M | 1.48% | −473,630−37.6% | Reduced |
| Readystate Asset Management LP | 774,860 | $4.59M | 0.24% | −108,588−12.3% | Reduced |
| Charles Schwab Investment Management Inc | 732,216 | $4.33M | 0.00% | +504,656+221.8% | Added |
| Mutual of America Capital Management LLC | 659,254 | $3.90M | 0.04% | +19,681+3.1% | Added |
| Ghost Tree Capital, LLC | 650,000 | $3.85M | 1.31% | +340,000+109.7% | Added |
| Schonfeld Strategic Advisors LLC | 636,391 | $3.77M | 0.03% | −177,830−21.8% | Reduced |
| Deerfield Management Company, L.P. (Series C) | 583,913 | $3.46M | 0.05% | 00.0% | Unchanged |
| Rhenman & Partners Asset Management AB | 560,000 | $3.32M | 0.27% | −340,000−37.8% | Reduced |
| Deutsche Bank AG | 508,055 | $3.01M | 0.00% | +12,365+2.5% | Added |
| Board of Trustees of The Leland Stanford Junior University | 482,550 | $2.86M | 0.24% | 00.0% | Unchanged |
| Alyeska Investment Group, L.P. | 450,000 | $2.66M | 0.01% | 00.0% | Unchanged |
| Qube Research & Technologies Ltd | 429,559 | $2.54M | 0.00% | −18,141−4.1% | Reduced |
| Renaissance Technologies LLC | 401,400 | $2.38M | 0.00% | −182,800−31.3% | Reduced |
| Octagon Capital Advisors LP | 400,000 | $2.37M | 0.38% | 00.0% | Unchanged |
| Walleye Capital LLC | 328,698 | $1.95M | 0.02% | +328,698 | New |
| Parkman Healthcare Partners LLC | 328,613 | $1.95M | 0.25% | +1,768+0.5% | Added |
| UBS Oconnor LLC | 320,574 | $1.90M | 0.05% | +92,297+40.4% | Added |
| Marshall Wace, LLP | 292,374 | $1.73M | 0.00% | −1,401,291−82.7% | Reduced |
| Wellington Management Group LLP | 263,360 | $1.56M | 0.00% | +69,941+36.2% | Added |
| Hennion & Walsh Asset Management, Inc. | 259,404 | $1.54M | 0.07% | +66,792+34.7% | Added |
| Bank of New York Mellon Corp | 224,320 | $1.33M | 0.00% | −33,713−13.1% | Reduced |
| UBS Group AG | 219,127 | $1.30M | 0.00% | +143,554+190.0% | Added |
| Wells Fargo & Company | 218,214 | $1.29M | 0.00% | +67,598+44.9% | Added |
| Cinctive Capital Management LP | 186,828 | $1.11M | 0.06% | −31,262−14.3% | Reduced |
| Barclays PLC | 177,765 | $1.05M | 0.00% | +120,789+212.0% | Added |
| Rafferty Asset Management, LLC | 176,825 | $1.05M | 0.00% | +176,825 | New |
| Artia Global Partners LP | 172,226 | $1.02M | 0.29% | +24,741+16.8% | Added |
| Bank of America Corp | 167,160 | $989.6K | 0.00% | +101,600+155.0% | Added |
| Prudential Financial Inc | 161,280 | $954.8K | 0.00% | +121,940+310.0% | Added |
| Point72 Europe (London) LLP | 159,953 | $946.9K | 0.08% | −74,639−31.8% | Reduced |
| Manufacturers Life Insurance Company, The | 159,586 | $944.7K | 0.00% | +2,450+1.6% | Added |
| Ameriprise Financial Inc | 158,773 | $939.9K | 0.00% | +158,773 | New |
| Bank of Montreal | 151,463 | $930.0K | 0.00% | +151,463 | New |
| American Century Companies Inc | 144,214 | $853.7K | 0.00% | +28,552+24.7% | Added |
| Two Sigma Investments, LP | 140,917 | $834.2K | 0.00% | −185,487−56.8% | Reduced |
| TD Asset Management Inc | 133,648 | $820.6K | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 135,998 | $805.1K | 0.00% | +9,339+7.4% | Added |
| Alliancebernstein L.P. | 127,360 | $754.0K | 0.00% | −19,090−13.0% | Reduced |
| Park Avenue Securities LLC | 118,068 | $699.0K | 0.01% | +68,082+136.2% | Added |
| Squarepoint Ops LLC | 106,591 | $631.0K | 0.00% | +78,254+276.2% | Added |
| Driehaus Capital Management LLC | 258,314 | $490.5K | 0.00% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 81,411 | $482.0K | 0.00% | −10,674−11.6% | Reduced |
| Alps Advisors Inc | 74,344 | $440.1K | 0.00% | +3,267+4.6% | Added |
| Millennium Management LLC | 72,655 | $430.1K | 0.00% | −274,557−79.1% | Reduced |
| Citigroup Inc | 70,006 | $414.4K | 0.00% | −599,152−89.5% | Reduced |
| Jane Street Group, LLC | 66,864 | $395.8K | 0.00% | −3,101−4.4% | Reduced |
| AQR Capital Management LLC | 64,791 | $383.6K | 0.00% | −214,672−76.8% | Reduced |
| Advisor Group Holdings, Inc. | 62,625 | $370.7K | 0.00% | 00.0% | Unchanged |
| Franklin Resources Inc | 49,406 | $366.1K | 0.00% | +49,406 | New |
| Mirae Asset Global ETFs Holdings Ltd. | 59,310 | $352.6K | 0.00% | +25,143+73.6% | Added |
| MetLife Investment Management | 55,212 | $326.9K | 0.00% | +5,814+11.8% | Added |
| Corebridge Financial, Inc. | 51,138 | $302.7K | 0.00% | +5,820+12.8% | Added |
| Bridgeway Capital Management, LLC | 50,000 | $296.0K | 0.01% | −35,000−41.2% | Reduced |
| DnB Asset Management AS | 46,804 | $277.1K | 0.00% | +319+0.7% | Added |
| Sherbrooke Park Advisers LLC | 43,031 | $254.7K | 0.06% | −18,078−29.6% | Reduced |
| HSBC Holdings PLC | 37,825 | $229.2K | 0.00% | +1,456+4.0% | Added |
| Two Sigma Advisers, LP | 37,200 | $220.2K | 0.00% | −82,200−68.8% | Reduced |
| Profund Advisors LLC | 35,447 | $209.8K | 0.01% | +35,447 | New |
| Creative Planning | 34,779 | $205.9K | 0.00% | +7,914+29.5% | Added |
| Gsa Capital Partners LLP | 34,581 | $205.0K | 0.02% | +3,355+10.7% | Added |
| SG Americas Securities, LLC | 32,763 | $194.0K | 0.00% | +17,723+117.8% | Added |
| Susquehanna International Group, LLP | 31,164 | $184.5K | 0.00% | −308,114−90.8% | Reduced |
| Voya Investment Management LLC | 30,030 | $177.8K | 0.00% | +1,748+6.2% | Added |
| Group One Trading, L.P. | 29,399 | $174.0K | 0.01% | +15,066+105.1% | Added |
| Intech Investment Management LLC | 26,013 | $154.0K | 0.00% | +26,013 | New |
| State of Wisconsin Investment Board | 25,955 | $153.7K | 0.00% | −38,354−59.6% | Reduced |
| Simplex Trading, LLC | 25,830 | $152.0K | 0.01% | +25,830 | New |
| Allegheny Financial Group LTD | 25,200 | $149.2K | 0.04% | 00.0% | Unchanged |
| Cornercap Investment Counsel Inc | 22,604 | $133.8K | 0.04% | −23,453−50.9% | Reduced |
| Bayesian Capital Management, LP | 22,099 | $130.8K | 0.02% | −16,500−42.7% | Reduced |
| Invesco Ltd. | 21,270 | $125.9K | 0.00% | −1,568−6.9% | Reduced |
| Quarry LP | 20,000 | $118.4K | 0.04% | +20,000 | New |
| Virtu Financial LLC | 19,165 | $113.0K | 0.01% | −10,499−35.4% | Reduced |