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 |
|---|---|---|---|---|---|
| Silver Grove Financial Group, Inc. | 1 | $6 | 0.00% | +1 | New |
| Clearstead Advisors, LLC | 15 | $86 | 0.00% | +15 | New |
| Stone House Investment Management, LLC | 16 | $91 | 0.00% | −4−20.0% | Reduced |
| SJS Investment Consulting Inc. | 20 | $115 | 0.00% | +3+17.6% | Added |
| National Bank of Canada | 67 | $383 | 0.00% | +67 | New |
| Global Retirement Partners, LLC | 181 | $1.03K | 0.00% | +181 | New |
| Rothschild Investment LLC | 249 | $1.42K | 0.00% | −188−43.0% | Reduced |
| UMA Financial Services, Inc. | 269 | $1.54K | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 283 | $1.62K | 0.00% | −39−12.1% | Reduced |
| HighMark Wealth Management LLC | 300 | $1.71K | 0.00% | 00.0% | Unchanged |
| Optiver Holding B.V. | 406 | $2.32K | 0.00% | −716−63.8% | Reduced |
| Fortitude Family Office, LLC | 483 | $2.76K | 0.00% | +396+455.2% | Added |
| Caitong International Asset Management Co., Ltd | 497 | $2.84K | 0.00% | −338−40.5% | Reduced |
| Sterling Capital Management LLC | 545 | $3.11K | 0.00% | −3,823−87.5% | Reduced |
| EverSource Wealth Advisors, LLC | 559 | $3.19K | 0.00% | −32−5.4% | Reduced |
| IFP Advisors, Inc | 569 | $3.25K | 0.00% | −76−11.8% | Reduced |
| GAMMA Investing LLC | 570 | $3.25K | 0.00% | +254+80.4% | Added |
| Essential Partners LLC | 674 | $3.85K | 0.00% | −418−38.3% | Reduced |
| Farther Finance Advisors, LLC | 738 | $4.18K | 0.00% | −627−45.9% | Reduced |
| Rockefeller Capital Management L.P. | 786 | $4.49K | 0.00% | −876−52.7% | Reduced |
| Allworth Financial LP | 836 | $4.77K | 0.00% | −225−21.2% | Reduced |
| Burnham & Co LLC | 1,000 | $5.71K | 0.00% | +1,000 | New |
| The PNC Financial Services Group, Inc. | 1,246 | $7.11K | 0.00% | +114+10.1% | Added |
| Quantbot Technologies LP | 1,562 | $8.92K | 0.00% | +1,254+407.1% | Added |
| Larson Financial Group LLC | 2,000 | $11.4K | 0.00% | −16−0.8% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 2,024 | $11.6K | 0.00% | −343−14.5% | Reduced |
| Pacer Advisors, Inc. | 2,894 | $17.0K | 0.00% | +2,894 | New |
| GF Fund Management Co. Ltd. | 3,065 | $17.5K | 0.00% | −169−5.2% | Reduced |
| Jones Financial Companies LLLP | 3,565 | $19.5K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 5,395 | $31.0K | 0.00% | +4,235+365.1% | Added |
| Geneos Wealth Management Inc. | 6,000 | $34.3K | 0.00% | 00.0% | Unchanged |
| Persistent Asset Partners Ltd | 6,825 | $39.0K | 0.01% | −26,800−79.7% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 7,328 | $41.8K | 0.00% | −221−2.9% | Reduced |
| SRS Capital Advisors, Inc. | 7,684 | $43.9K | 0.00% | +7,096+1,206.8% | Added |
| Fulcrum Asset Management LLP | 10,070 | $56.1K | 0.01% | +10,070 | New |
| Harbor Advisors LLC | 10,000 | $57.1K | 0.01% | 00.0% | Unchanged |
| Shay Capital LLC | 10,000 | $57.1K | 0.01% | 00.0% | Unchanged |
| Group One Trading, L.P. | 10,087 | $57.6K | 0.00% | +10,087 | New |
| Cambridge Investment Research Advisors, Inc. | 10,110 | $58.0K | 0.00% | 00.0% | Unchanged |
| Mount Vernon Associates Inc | 10,500 | $60.0K | 0.04% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 10,779 | $61.5K | 0.00% | +3,366+45.4% | Added |
| Fox Run Management, L.L.C. | 10,920 | $62.4K | 0.01% | −6,758−38.2% | Reduced |
| Merit Financial Group, LLC | 11,103 | $63.4K | 0.00% | +358+3.3% | Added |
| Principal Financial Group Inc | 11,876 | $67.8K | 0.00% | +11,876 | New |
| Quantinno Capital Management LP | 12,263 | $70.0K | 0.00% | +12,263 | New |
| JustInvest LLC | 12,488 | $71.3K | 0.00% | −448−3.5% | Reduced |
| Tower Research Capital LLC (TRC) | 12,786 | $73.0K | 0.00% | +109+0.9% | Added |
| Bridgeway Capital Management, LLC | 12,800 | $73.1K | 0.00% | −85,000−86.9% | Reduced |
| Cerity Partners LLC | 13,867 | $79.2K | 0.00% | −4,112−22.9% | Reduced |
| Private Advisor Group, LLC | 14,020 | $80.1K | 0.00% | +14,020 | New |
| Ameritas Investment Partners, Inc. | 14,097 | $80.5K | 0.00% | +3,307+30.6% | Added |
| Teacher Retirement System of Texas | 14,233 | $81.3K | 0.00% | −866−5.7% | Reduced |
| Forefront Analytics, LLC | 14,240 | $81.3K | 0.09% | 00.0% | Unchanged |
| Xponance, Inc. | 14,865 | $84.9K | 0.00% | +3,659+32.7% | Added |
| DLD Asset Management, LP | 15,000 | $85.7K | 0.01% | +15,000 | New |
| VisionPoint Advisory Group, LLC | 15,011 | $85.7K | 0.01% | +11+0.1% | Added |
| LPL Financial LLC | 15,809 | $90.3K | 0.00% | +2,595+19.6% | Added |
| Mariner, LLC | 16,469 | $94.1K | 0.00% | −36,773−69.1% | Reduced |
| Pictet Asset Management Holding SA | 16,701 | $95.4K | 0.00% | 00.0% | Unchanged |
| Coastal Bridge Advisors, LLC | 17,000 | $97.1K | 0.01% | 00.0% | Unchanged |
| Mercer Global Advisors Inc | 17,077 | $97.5K | 0.00% | −1,637−8.7% | Reduced |
| State of Wyoming | 19,479 | $111.2K | 0.01% | +19,479 | New |
| CI Private Wealth, LLC | 19,704 | $112.5K | 0.00% | 00.0% | Unchanged |
| Wealth Enhancement Advisory Services, LLC | 20,253 | $117.5K | 0.00% | −1,679−7.7% | Reduced |
| Landscape Capital Management, L.L.C. | 20,813 | $118.8K | 0.01% | −699−3.2% | Reduced |
| Susquehanna Fundamental Investments, LLC | 21,010 | $120.0K | 0.00% | +21,010 | New |
| STRS Ohio | 21,200 | $121.1K | 0.00% | −34,300−61.8% | Reduced |
| Cygnus Capital Advisors, LLC | 21,549 | $123.0K | 0.08% | −651−2.9% | Reduced |
| Great West Life Assurance Co | 21,646 | $124.0K | 0.00% | 00.0% | Unchanged |
| Raymond James Financial Inc | 22,869 | $130.6K | 0.00% | +3,500+18.1% | Added |
| SBI Securities Co., Ltd. | 23,225 | $132.6K | 0.00% | 00.0% | Unchanged |
| Crown Wealth Group, LLC | 23,763 | $135.7K | 0.03% | +23,763 | New |
| E Fund Management Co., Ltd. | 24,433 | $139.5K | 0.00% | −1,119−4.4% | Reduced |
| Prudential Financial Inc | 24,850 | $141.9K | 0.00% | +4,670+23.1% | Added |
| AlphaCentric Advisors LLC | 24,872 | $142.0K | 0.12% | +354+1.4% | Added |
| Brevan Howard Capital Management LP | 25,287 | $144.4K | 0.00% | −33,146−56.7% | Reduced |
| Verdad Advisers, LP | 25,300 | $144.5K | 0.14% | −27,977−52.5% | Reduced |
| ProShare Advisors LLC | 25,711 | $146.8K | 0.00% | +116+0.5% | Added |
| KLP Kapitalforvaltning AS | 26,300 | $150.2K | 0.00% | 00.0% | Unchanged |
| Diadema Partners LP | 27,516 | $157.1K | 0.06% | −105,400−79.3% | Reduced |
| Quadrature Capital Ltd | 27,863 | $159.1K | 0.00% | +10,960+64.8% | Added |
| Bridgefront Capital, LLC | 28,528 | $162.9K | 0.04% | +28,528 | New |
| Intech Investment Management LLC | 29,929 | $170.9K | 0.00% | 00.0% | Unchanged |
| EntryPoint Capital, LLC | 30,787 | $175.8K | 0.04% | −20,634−40.1% | Reduced |
| Lido Advisors, LLC | 30,843 | $176.1K | 0.00% | −157−0.5% | Reduced |
| Voya Investment Management LLC | 30,870 | $176.3K | 0.00% | +8,643+38.9% | Added |
| Prelude Capital Management, LLC | 31,642 | $180.7K | 0.01% | +9,442+42.5% | Added |
| Blueshift Asset Management, LLC | 33,338 | $190.4K | 0.04% | +33,338 | New |
| Arizona State Retirement System | 33,630 | $192.0K | 0.00% | +877+2.7% | Added |
| Vanguard Investments Australia, Ltd. | 35,034 | $200.0K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 36,568 | $208.8K | 0.00% | +7,000+23.7% | Added |
| Canada Pension Plan Investment Board | 38,600 | $220.4K | 0.00% | −2,200−5.4% | Reduced |
| Fifth Third Bancorp | 38,640 | $220.6K | 0.00% | +3,242+9.2% | Added |
| BNP Paribas Arbitrage, SA | 39,255 | $224.1K | 0.00% | −216,116−84.6% | Reduced |
| Susquehanna International Group, LLP | 39,394 | $224.9K | 0.00% | −119,246−75.2% | Reduced |
| State of New Jersey Common Pension Fund D | 39,409 | $225.0K | 0.00% | −1,344−3.3% | Reduced |
| DRW Securities, LLC | 39,443 | $225.2K | 0.01% | −15,041−27.6% | Reduced |
| Manufacturers Life Insurance Company, The | 41,517 | $237.1K | 0.00% | −93,269−69.2% | Reduced |
| Barclays PLC | 41,715 | $238.2K | 0.00% | +17,424+71.7% | Added |
| Allegheny Financial Group LTD | 42,900 | $245.0K | 0.03% | 00.0% | Unchanged |