Skip to main content

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 2021

Institutional positions in Annexon, Inc. as of Mar 31, 2021. 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
No complete 13F data for Q4 2020
Shares held
37.4M
No complete 13F data for Q4 2020
Total value
$1.04B
No complete 13F data for Q4 2020

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 holdersQ1 2021: 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 heldQ1 2021: $1.04B
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, Q1 2021

Shares, value and share of portfolio for each institution holding Annexon, Inc..

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.

Institutions holding ANNX in Q1 2021
InstitutionSharesValue% of portfolioChange in sharesAction
Daiwa Securities Group Inc.72$2.00K0.00%––
UBS Group AG364$10.0K0.00%––
State of Wyoming417$12.0K0.02%––
Pacer Advisors, Inc.558$16.0K0.00%––
Bank of Montreal810$20.0K0.00%––
Penserra Capital Management LLC860$23.0K0.00%––
Great West Life Assurance Co923$25.0K0.00%––
Tower Research Capital LLC (TRC)1,371$38.0K0.00%––
Ameritas Investment Partners, Inc.2,169$60.0K0.00%––
Royal Bank of Canada2,216$62.0K0.00%––
Legal & General Group Plc3,332$93.0K0.00%––
Wells Fargo & Company3,923$109.0K0.00%––
SG Americas Securities, LLC5,536$154.0K0.00%––
HRT Financial LP7,538$209.0K0.00%––
Metropolitan Life Insurance Co7,801$217.2K0.00%––
Bank of America Corp9,324$260.0K0.00%––
Credit Suisse AG9,613$267.0K0.00%––
Laurion Capital Management LP10,000$278.0K0.00%––
DekaBank Deutsche Girozentrale12,000$297.0K0.00%––
MetLife Investment Management10,674$297.2K0.00%––
Voya Investment Management LLC11,374$317.0K0.00%––
Victory Capital Management Inc11,900$331.0K0.00%––
Virtus ETF Advisers LLC12,171$339.0K0.14%––
ProShare Advisors LLC12,503$348.0K0.00%––
STRS Ohio12,900$359.0K0.00%––
JPMorgan Chase & Co13,510$376.0K0.00%––
Manufacturers Life Insurance Company, The14,947$416.0K0.00%––
Cna Financial Corp15,340$427.0K0.13%––
American International Group, Inc.15,543$433.0K0.00%––
Deutsche Bank AG17,580$490.0K0.00%––
New York State Common Retirement Fund17,816$496.0K0.00%––
State of Wisconsin Investment Board20,800$579.0K0.00%––
Rafferty Asset Management, LLC23,802$663.0K0.00%––
Rhumbline Advisers25,396$707.0K0.00%––
Maven Securities LTD28,938$758.0K0.07%––
Swiss National Bank30,200$841.0K0.00%––
California Public Employees Retirement System30,300$844.0K0.00%––
Citigroup Inc31,512$877.0K0.00%––
Morgan Stanley34,945$973.0K0.00%––
TD Asset Management Inc37,273$1.04M0.00%––
California State Teachers Retirement System40,226$1.12M0.00%––
Avidity Partners Management LP70,000$1.95M0.05%––
Bank of New York Mellon Corp78,470$2.18M0.00%––
Nuveen Asset Management, LLC86,864$2.42M0.00%––
Charles Schwab Investment Management Inc128,919$3.59M0.00%––
Goldman Sachs Group Inc133,189$3.71M0.00%––
Logos Global Management LP159,622$4.44M0.43%––
Rhenman & Partners Asset Management AB180,000$5.01M0.35%––
Point72 Asset Management, L.P.248,494$6.92M0.04%––
Northern Trust Corp257,360$7.17M0.00%––
Holocene Advisors, LP284,647$7.92M0.05%––
Geode Capital Management, LLC362,134$10.1M0.00%––
Board of Trustees of The Leland Stanford Junior University482,550$13.4M1.19%––
Deerfield Management Company, L.P. (Series C)583,913$16.3M0.34%––
Massachusetts Financial Services Co731,819$20.4M0.01%––
State Street Corp758,092$21.1M0.00%––
Vanguard Group Inc842,291$23.4M0.00%––
Adage Capital Partners GP, L.L.C.1,009,830$28.1M0.06%––
Pictet Asset Management Ltd1,010,056$28.1M0.03%––
Price T Rowe Associates Inc1,339,361$37.3M0.00%––
Alliancebernstein L.P.1,447,155$40.3M0.02%––
Farallon Capital Management, L.L.C.1,455,846$40.5M0.21%––
Satter Management Co., L.P.1,954,978$54.4M24.08%––
Eventide Asset Management, LLC2,004,616$54.7M0.81%––
Federated Hermes, Inc.2,000,700$55.7M0.11%––
Citadel Advisors LLC2,093,425$58.3M0.06%––
FMR LLC2,347,113$65.3M0.01%––
NEA Management Company, LLC2,497,661$69.5M1.57%––
Blackstone Group Inc.2,730,635$76.0M0.18%––
BlackRock Inc.2,898,321$80.7M0.00%––
Bain Capital Life Sciences Investors, LLC3,241,628$90.2M5.11%––
Redmile Group, LLC3,458,830$96.3M1.36%––