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, Q2 2026
Institutional positions in Annexon, Inc. as of Jun 30, 2026. 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
- 216
- +3 vs. Q1 2026
- Shares held
- 178.4M
- +22.5M (+14.4%) vs. Q1 2026
- Total value
- $1.02B
- +$155.2M (+18.0%) vs. Q1 2026
- New holders
- 31
- 79 more added
- Sold out
- 28
- 80 more reduced
4 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Annexon, Inc.; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| SG Americas Securities, LLC | 42,823 | $245.0K | 0.00% | +42,823 | New |
| Jacobs Levy Equity Management, Inc | 44,485 | $254.0K | 0.00% | −104,456−70.1% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 44,706 | $255.3K | 0.00% | +44,706 | New |
| Police & Firemen's Retirement System of New Jersey | 45,813 | $261.6K | 0.00% | +9,785+27.2% | Added |
| Creative Planning | 45,950 | $262.4K | 0.00% | +27+0.1% | Added |
| Jupiter Asset Management Ltd | 46,074 | $263.1K | 0.00% | +46,074 | New |
| Winton Group Ltd | 47,800 | $272.9K | 0.01% | +23,700+98.3% | Added |
| Virginia Retirement Systems Et Al | 54,300 | $310.1K | 0.00% | +54,300 | New |
| Jupiter Topco LLC | 59,100 | $338.3K | 0.00% | +59,100 | New |
| Diversified Trust Co | 61,797 | $352.9K | 0.01% | +61,797 | New |
| Los Angeles Capital Management LLC | 62,073 | $354.4K | 0.00% | 00.0% | Unchanged |
| China Universal Asset Management Co., Ltd. | 62,076 | $354.5K | 0.02% | +4,393+7.6% | Added |
| Jain Global LLC | 64,719 | $369.5K | 0.00% | +64,719 | New |
| Virtus Investment Advisers, Inc. | 69,468 | $396.7K | 0.09% | +14,602+26.6% | Added |
| DnB Asset Management AS | 73,147 | $417.7K | 0.00% | −15,470−17.5% | Reduced |
| Vanguard Asset Management, Ltd | 79,486 | $453.9K | 0.00% | 00.0% | Unchanged |
| Profund Advisors LLC | 87,509 | $499.7K | 0.01% | −3,450−3.8% | Reduced |
| Captrust Financial Advisors | 87,909 | $502.0K | 0.00% | +8,736+11.0% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 88,518 | $505.4K | 0.00% | +34,651+64.3% | Added |
| J. Safra Sarasin Holding AG | 90,487 | $516.7K | 0.01% | 00.0% | Unchanged |
| MetLife Investment Management | 91,005 | $519.6K | 0.00% | +18,561+25.6% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 91,661 | $520.6K | 0.00% | +15,404+20.2% | Added |
| Legal & General Group Plc | 98,118 | $560.3K | 0.00% | +18,072+22.6% | Added |
| SCS Capital Management LLC | 99,000 | $565.3K | 0.01% | 00.0% | Unchanged |
| Quarry LP | 100,000 | $571.0K | 0.09% | +78,750+370.6% | Added |
| Vanguard Global Advisers, LLC | 102,067 | $582.8K | 0.00% | +48,013+88.8% | Added |
| Gsa Capital Partners LLP | 104,378 | $596.0K | 0.04% | +72,684+229.3% | Added |
| XTX Topco Ltd | 112,147 | $640.4K | 0.01% | +31,652+39.3% | Added |
| J. Goldman & Co LP | 116,046 | $662.6K | 0.02% | −54,771−32.1% | Reduced |
| Ieq Capital, LLC | 120,010 | $685.3K | 0.00% | −75,754−38.7% | Reduced |
| Boothbay Fund Management, LLC | 120,129 | $685.9K | 0.01% | −46,035−27.7% | Reduced |
| Victory Capital Management Inc | 127,338 | $727.1K | 0.00% | +11,811+10.2% | Added |
| Price T Rowe Associates Inc | 129,243 | $738.0K | 0.00% | −299,477−69.9% | Reduced |
| California State Teachers Retirement System | 134,259 | $766.6K | 0.00% | +127,086+1,771.7% | Added |
| Alliancebernstein L.P. | 147,240 | $815.7K | 0.00% | +28,190+23.7% | Added |
| Advisor Group Holdings, Inc. | 147,624 | $842.9K | 0.00% | +146,355+11,533.1% | Added |
| Rafferty Asset Management, LLC | 173,279 | $989.4K | 0.00% | −29,990−14.8% | Reduced |
| Squarepoint Ops LLC | 173,285 | $989.5K | 0.00% | +105,329+155.0% | Added |
| UBS Asset Management Americas Inc | 180,647 | $1.03M | 0.00% | +50,000+38.3% | Added |
| SEI Investments Co | 183,817 | $1.05M | 0.00% | −19,419−9.6% | Reduced |
| Rhumbline Advisers | 189,578 | $1.08M | 0.00% | +29,908+18.7% | Added |
| Marshall Wace, LLP | 210,607 | $1.20M | 0.00% | −650,868−75.6% | Reduced |
| Cinctive Capital Management LP | 215,748 | $1.23M | 0.05% | −52,892−19.7% | Reduced |
| Citigroup Inc | 235,990 | $1.35M | 0.00% | +205,173+665.8% | Added |
| Swiss National Bank | 244,600 | $1.40M | 0.00% | +8,600+3.6% | Added |
| Voloridge Investment Management, LLC | 250,025 | $1.43M | 0.01% | −212,043−45.9% | Reduced |
| D. E. Shaw & Co., Inc. | 265,284 | $1.51M | 0.00% | −437,515−62.3% | Reduced |
| State of Wisconsin Investment Board | 286,375 | $1.64M | 0.00% | +236,629+475.7% | Added |
| Jump Financial, LLC | 297,800 | $1.70M | 0.02% | +297,800 | New |
| DAFNA Capital Management LLC | 297,812 | $1.70M | 0.32% | +180,000+152.8% | Added |
| Engineers Gate Manager LP | 319,057 | $1.82M | 0.02% | +144,916+83.2% | Added |
| Invesco Ltd. | 330,729 | $1.89M | 0.00% | −432,276−56.7% | Reduced |
| Mutual of America Capital Management LLC | 394,600 | $2.25M | 0.02% | −22,098−5.3% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 395,230 | $2.26M | 0.04% | +34,911+9.7% | Added |
| Wellington Management Group LLP | 406,795 | $2.32M | 0.00% | −114,584−22.0% | Reduced |
| Trexquant Investment LP | 409,667 | $2.34M | 0.01% | +6,010+1.5% | Added |
| Moore Capital Management, LP | 425,332 | $2.43M | 0.06% | +425,332 | New |
| Ikarian Capital, LLC | 430,244 | $2.46M | 0.40% | −150,000−25.9% | Reduced |
| Renaissance Technologies LLC | 459,000 | $2.62M | 0.00% | −85,300−15.7% | Reduced |
| Board of Trustees of The Leland Stanford Junior University | 482,550 | $2.76M | 0.52% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 501,442 | $2.86M | 0.00% | +106,423+26.9% | Added |
| Hennion & Walsh Asset Management, Inc. | 507,050 | $2.90M | 0.08% | −2,639−0.5% | Reduced |
| Two Sigma Investments, LP | 512,796 | $2.93M | 0.00% | +41,405+8.8% | Added |
| Schonfeld Strategic Advisors LLC | 533,567 | $3.05M | 0.02% | +410,285+332.8% | Added |
| Sirios Capital Management L P | 569,276 | $3.25M | 0.40% | −5,787−1.0% | Reduced |
| Deerfield Management Company, L.P. (Series C) | 583,913 | $3.33M | 0.03% | 00.0% | Unchanged |
| Citadel Advisors LLC | 596,582 | $3.41M | 0.00% | −3,553−0.6% | Reduced |
| Bank of America Corp | 614,186 | $3.51M | 0.00% | −3,645,809−85.6% | Reduced |
| Deutsche Bank AG | 616,489 | $3.52M | 0.00% | +54,308+9.7% | Added |
| UBS Group AG | 623,094 | $3.56M | 0.00% | −622,847−50.0% | Reduced |
| Acadian Asset Management LLC | 629,127 | $3.59M | 0.00% | −129,105−17.0% | Reduced |
| Parkman Healthcare Partners LLC | 641,029 | $3.66M | 0.38% | −32,984−4.9% | Reduced |
| AQR Capital Management LLC | 691,812 | $3.95M | 0.00% | −85,441−11.0% | Reduced |
| Russell Investments Group, Ltd. | 705,291 | $4.03M | 0.00% | −6,089−0.9% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 734,585 | $4.19M | 0.08% | −585,328−44.3% | Reduced |
| Arrowstreet Capital, Limited Partnership | 737,935 | $4.21M | 0.00% | +737,935 | New |
| Ensign Peak Advisors, Inc | 800,516 | $4.57M | 0.01% | +175,419+28.1% | Added |
| Ishara Investments LP | 820,000 | $4.68M | 3.50% | +645,750+370.6% | Added |
| Kennedy Capital Management, Inc. | 898,394 | $5.13M | 0.09% | −13,929−1.5% | Reduced |
| Panagora Asset Management Inc | 967,926 | $5.53M | 0.02% | +967,926 | New |
| Wells Fargo & Company | 978,055 | $5.58M | 0.00% | +279,316+40.0% | Added |
| JPMorgan Chase & Co | 1,004,308 | $5.59M | 0.00% | +680,414+210.1% | Added |
| Massachusetts Financial Services Co | 1,037,366 | $5.92M | 0.00% | +133,998+14.8% | Added |
| Vanguard Fiduciary Trust Co | 1,105,450 | $6.31M | 0.00% | +216,898+24.4% | Added |
| Millennium Management LLC | 1,184,931 | $6.77M | 0.00% | −53,747−4.3% | Reduced |
| Candriam Luxembourg S.C.A. | 1,195,142 | $6.82M | 0.03% | +1,195,142 | New |
| Polygon Management Ltd. | 1,242,455 | $7.09M | 1.15% | −50,000−3.9% | Reduced |
| Charles Schwab Investment Management Inc | 1,257,799 | $7.18M | 0.00% | +155,354+14.1% | Added |
| Northern Trust Corp | 1,352,046 | $7.72M | 0.00% | +265,144+24.4% | Added |
| Point72 Asset Management, L.P. | 1,382,699 | $7.90M | 0.01% | −489,096−26.1% | Reduced |
| Dimensional Fund Advisors LP | 1,497,756 | $8.55M | 0.00% | +573,678+62.1% | Added |
| Logos Global Management LP | 1,500,000 | $8.56M | 0.37% | +1,500,000 | New |
| Opaleye Management Inc. | 1,714,451 | $9.79M | 0.89% | −617,310−26.5% | Reduced |
| Vanguard Portfolio Management LLC | 2,246,800 | $12.8M | 0.00% | +763,710+51.5% | Added |
| Qube Research & Technologies Ltd | 2,749,961 | $15.7M | 0.02% | −364,353−11.7% | Reduced |
| Nuveen, LLC | 2,765,080 | $15.8M | 0.00% | −1,481,250−34.9% | Reduced |
| Balyasny Asset Management LLC | 2,830,976 | $16.2M | 0.03% | −1,055,933−27.2% | Reduced |
| Palo Alto Investors LP | 2,948,090 | $16.8M | 2.33% | 00.0% | Unchanged |
| Morgan Stanley | 3,144,453 | $18.0M | 0.00% | +408,483+14.9% | Added |
| Adage Capital Partners GP, L.L.C. | 3,500,000 | $20.0M | 0.03% | −800,000−18.6% | Reduced |