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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 2022

Institutional positions in Annexon, Inc. as of Sep 30, 2022. 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
72
−6 vs. Q2 2022
Shares held
47.6M
+9.17M (+23.9%) vs. Q2 2022
Total value
$292.3M
+$147.5M (+101.8%) vs. Q2 2022
New holders
8
25 more added
Sold out
14
21 more reduced

Compare with Q2 2022: 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.

Institutional holdersQ3 2022: 72 institutions
Q1 2021: 72 institutionsQ2 2021: 74 institutionsQ3 2021: 82 institutionsQ4 2021: 97 institutionsQ1 2022: 100 institutionsQ2 2022: 78 institutionsQ3 2022: 72 institutionsQ4 2022: 84 institutionsQ1 2023: 100 institutionsQ2 2023: 95 institutionsQ3 2023: 93 institutionsQ4 2023: 99 institutionsQ1 2024: 127 institutionsQ2 2024: 140 institutionsQ3 2024: 142 institutionsQ4 2024: 153 institutionsQ1 2025: 148 institutionsQ2 2025: 129 institutionsQ3 2025: 144 institutionsQ4 2025: 168 institutionsQ1 2026: 217 institutionsQ2 2026: 216 institutions
Value heldQ3 2022: $292.3M
Q1 2021: $1.04BQ2 2021: $873.7MQ3 2021: $708.6MQ4 2021: $445.7MQ1 2022: $105.9MQ2 2022: $144.9MQ3 2022: $292.3MQ4 2022: $243.3MQ1 2023: $207.6MQ2 2023: $190.0MQ3 2023: $126.0MQ4 2023: $365.7MQ1 2024: $679.4MQ2 2024: $526.9MQ3 2024: $651.8MQ4 2024: $574.6MQ1 2025: $192.1MQ2 2025: $238.7MQ3 2025: $309.2MQ4 2025: $687.2MQ1 2026: $863.7MQ2 2026: $1.02B
Institutions holding ANNX and their total value by quarter
QuarterHoldersValue
Q2 2026216$1.02B
Q1 2026217$863.7M
Q4 2025168$687.2M
Q3 2025144$309.2M
Q2 2025129$238.7M
Q1 2025148$192.1M
Q4 2024153$574.6M
Q3 2024142$651.8M
Q2 2024140$526.9M
Q1 2024127$679.4M
Q4 202399$365.7M
Q3 202393$126.0M
Q2 202395$190.0M
Q1 2023100$207.6M
Q4 202284$243.3M
Q3 202272$292.3M
Q2 202278$144.9M
Q1 2022100$105.9M
Q4 202197$445.7M
Q3 202182$708.6M
Q2 202174$873.7M
Q1 202172$1.04B

Institutions, Q3 2022

Shares, value and share of portfolio for each institution holding Annexon, Inc.; share changes are against Q2 2022.

Institutions holding ANNX in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Satter Management Co., L.P.4,408,966$27.2M26.24%+2,453,988+125.5%Added
BVF Inc3,780,694$23.4M0.97%00.0%Unchanged
Eventide Asset Management, LLC3,626,508$22.4M0.44%00.0%Unchanged
Bain Capital Life Sciences Investors, LLC3,601,926$22.3M2.66%+360,298+11.1%Added
Adage Capital Partners GP, L.L.C.3,592,975$22.2M0.06%+2,637,345+276.0%Added
Redmile Group, LLC3,503,190$21.6M0.84%00.0%Unchanged
Fairmount Funds Management LLC3,358,563$20.8M3.83%+465,963+16.1%Added
VR Adviser, LLC3,220,050$19.9M3.07%+1,291,573+67.0%Added
Federated Hermes, Inc.3,057,800$18.9M0.06%+4,840+0.2%Added
Pictet Asset Management SA2,258,711$14.0M0.02%+29,656+1.3%Added
Vanguard Group Inc1,540,467$9.52M0.00%+241,273+18.6%Added
Citadel Advisors LLC1,406,105$8.69M0.01%−77,558−5.2%Reduced
Woodline Partners LP1,261,770$7.80M0.11%+852,140+208.0%Added
BlackRock Inc.1,140,448$7.05M0.00%+179,405+18.7%Added
Driehaus Capital Management LLC1,291,572$6.39M0.10%+1,291,572New
Blackstone Group Inc.910,211$5.63M0.02%00.0%Unchanged
Massachusetts Financial Services Co782,132$4.83M0.00%+52,390+7.2%Added
Deerfield Management Company, L.P. (Series C)583,913$3.61M0.07%00.0%Unchanged
Millennium Management LLC548,412$3.39M0.00%+140,413+34.4%Added
Board of Trustees of The Leland Stanford Junior University482,550$2.98M0.19%00.0%Unchanged
Acadian Asset Management LLC403,197$2.49M0.01%+2,657+0.7%Added
Pura Vida Investments, LLC374,630$2.31M0.35%+374,630New
Geode Capital Management, LLC364,299$2.25M0.00%+118,582+48.3%Added
Renaissance Technologies LLC330,200$2.04M0.00%−29,700−8.3%Reduced
Candriam Luxembourg S.C.A.165,550$1.02M0.01%+165,550New
Gsa Capital Partners LLP158,559$980.0K0.13%+3,639+2.3%Added
Deutsche Bank AG126,812$784.0K0.00%00.0%Unchanged
UBS Oconnor LLC121,757$752.0K0.01%−10,093−7.7%Reduced
Two Sigma Advisers, LP117,800$728.0K0.00%−38,300−24.5%Reduced
ExodusPoint Capital Management, LP100,484$621.0K0.01%+100,484New
State Street Corp94,639$585.0K0.00%+5,800+6.5%Added
Northern Trust Corp80,971$500.0K0.00%+25,938+47.1%Added
Goldman Sachs Group Inc69,575$430.0K0.00%−7,910−10.2%Reduced
Dimensional Fund Advisors LP57,136$353.0K0.00%+30,605+115.4%Added
Morgan Stanley54,945$340.0K0.00%−57,210−51.0%Reduced
Invesco Ltd.50,589$313.0K0.00%−2,654−5.0%Reduced
K2 Principal Fund, L.P.49,331$305.0K0.07%−347,026−87.6%Reduced
D. E. Shaw & Co., Inc.48,025$297.0K0.00%+9,699+25.3%Added
Cornercap Investment Counsel Inc44,515$275.0K0.05%+96+0.2%Added
State of Wisconsin Investment Board43,800$271.0K0.00%−41,900−48.9%Reduced
Bailard, Inc.29,086$180.0K0.01%00.0%Unchanged
JPMorgan Chase & Co26,016$160.0K0.00%−167,217−86.5%Reduced
Schonfeld Strategic Advisors LLC23,200$143.0K0.00%−30,000−56.4%Reduced
Qube Research & Technologies Ltd21,626$134.0K0.00%−6,695−23.6%Reduced
Values First Advisors, Inc.21,581$133.0K0.10%+21,581New
PDT Partners, LLC21,075$130.0K0.02%−67,935−76.3%Reduced
Cubist Systematic Strategies, LLC20,904$129.0K0.00%00.0%Unchanged
Charles Schwab Investment Management Inc19,332$120.0K0.00%−98,841−83.6%Reduced
Bank of New York Mellon Corp17,667$109.0K0.00%+17,667New
Coastal Bridge Advisors, LLC17,000$105.0K0.03%00.0%Unchanged
Forefront Analytics, LLC16,055$98.0K0.05%−4,830−23.1%Reduced
Kestra Advisory Services, LLC15,000$93.0K0.00%00.0%Unchanged
Occudo Quantitative Strategies LP14,132$87.0K0.01%−37,163−72.4%Reduced
Susquehanna International Group, LLP12,952$80.0K0.00%−33,510−72.1%Reduced
LMR Partners LLP11,121$69.0K0.00%00.0%Unchanged
Cambridge Investment Research Advisors, Inc.10,000$62.0K0.00%00.0%Unchanged
EWG Elevate Inc.10,000$62.0K0.03%+10,000New
Tower Research Capital LLC (TRC)8,425$52.0K0.00%+1,772+26.6%Added
Barclays PLC8,359$51.0K0.00%+1,323+18.8%Added
Bank of America Corp6,889$43.0K0.00%−1,589−18.7%Reduced
Advisor Group Holdings, Inc.5,791$35.0K0.00%+5,000+632.1%Added
Citigroup Inc4,089$26.0K0.00%+2,757+207.0%Added
UBS Group AG2,890$18.0K0.00%−86,614−96.8%Reduced
Quantbot Technologies LP2,400$14.0K0.00%−5,300−68.8%Reduced
FMR LLC1,178$7.00K0.00%−79−6.3%Reduced
Ellevest, Inc.475$3.00K0.00%00.0%Unchanged
China Universal Asset Management Co., Ltd.446$3.00K0.00%+446New
Wells Fargo & Company266$2.00K0.00%+93+53.8%Added
The PNC Financial Services Group, Inc.312$2.00K0.00%00.0%Unchanged
Capital Advisors, Ltd. LLC381$2.00K0.00%00.0%Unchanged
HighMark Wealth Management LLC300$2.00K0.00%00.0%Unchanged
Daiwa Securities Group Inc.131$1.00K0.00%00.0%Unchanged
Ergoteles LLC0$00.00%−130,200−100.0%Sold out
Farallon Capital Management, L.L.C.0$00.00%−130,000−100.0%Sold out
Two Sigma Investments, LP0$00.00%−86,769−100.0%Sold out
Belvedere Trading LLC0$00.00%−48,207−100.0%Sold out
Privium Fund Management (UK) Ltd0$00.00%−61,893−100.0%Sold out
DAFNA Capital Management LLC0$00.00%−40,796−100.0%Sold out
AQR Capital Management LLC0$00.00%−32,021−100.0%Sold out
Man Group plc0$00.00%–Sold out
Marshall Wace, LLP0$00.00%−14,961−100.0%Sold out
Laurion Capital Management LP0$00.00%−12,629−100.0%Sold out
NinePointTwo Capital0$00.00%−12,717−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−10,125−100.0%Sold out
New York State Common Retirement Fund0$00.00%−224−100.0%Sold out
Credit Suisse AG0$00.00%−17−100.0%Sold out