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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, Q2 2022

Institutional positions in Annexon, Inc. as of Jun 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
78
−20 vs. Q1 2022
Shares held
38.4M
−317.9K (−0.8%) vs. Q1 2022
Total value
$144.9M
+$39.1M (+36.9%) vs. Q1 2022
New holders
20
11 more added
Sold out
40
36 more reduced

2 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2022: 78 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 heldQ2 2022: $144.9M
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, Q2 2022

Shares, value and share of portfolio for each institution holding Annexon, Inc.; share changes are against Q1 2022.

Institutions holding ANNX in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
BVF Inc3,780,694$14.3M0.69%+3,780,694New
Eventide Asset Management, LLC3,626,508$13.7M0.29%00.0%Unchanged
Redmile Group, LLC3,503,190$13.2M0.50%+300,273+9.4%Added
Bain Capital Life Sciences Investors, LLC3,241,628$12.2M1.43%00.0%Unchanged
Federated Hermes, Inc.3,052,960$11.5M0.03%+3090.0%Added
Fairmount Funds Management LLC2,892,600$10.9M2.50%+1,643,457+131.6%Added
Pictet Asset Management SA2,229,055$8.40M0.01%−5000.0%Reduced
Satter Management Co., L.P.1,954,978$7.37M13.68%00.0%Unchanged
VR Adviser, LLC1,928,477$7.27M1.43%+1,928,477New
Citadel Advisors LLC1,483,663$5.59M0.01%−257,307−14.8%Reduced
Vanguard Group Inc1,299,194$4.90M0.00%+204,162+18.6%Added
BlackRock Inc.961,043$3.62M0.00%−1,608,854−62.6%Reduced
Adage Capital Partners GP, L.L.C.955,630$3.60M0.01%−4,200−0.4%Reduced
Blackstone Group Inc.910,211$3.43M0.01%00.0%Unchanged
Massachusetts Financial Services Co729,742$2.75M0.00%−5,562−0.8%Reduced
Deerfield Management Company, L.P. (Series C)583,913$2.20M0.05%00.0%Unchanged
Board of Trustees of The Leland Stanford Junior University482,550$1.82M0.12%00.0%Unchanged
Woodline Partners LP409,630$1.54M0.03%+409,630New
Millennium Management LLC407,999$1.54M0.00%−3,969−1.0%Reduced
Acadian Asset Management LLC400,540$1.51M0.01%+257,647+180.3%Added
K2 Principal Fund, L.P.396,357$1.49M0.25%+396,357New
Renaissance Technologies LLC359,900$1.36M0.00%−236,629−39.7%Reduced
Geode Capital Management, LLC245,717$926.0K0.00%−268,714−52.2%Reduced
JPMorgan Chase & Co193,233$728.0K0.00%+102,143+112.1%Added
Two Sigma Advisers, LP156,100$588.0K0.00%+31,000+24.8%Added
Gsa Capital Partners LLP154,920$584.0K0.09%+115,276+290.8%Added
UBS Oconnor LLC131,850$497.0K0.01%+131,850New
Ergoteles LLC130,200$491.0K0.01%+130,200New
Farallon Capital Management, L.L.C.130,000$490.0K0.00%−125,705−49.2%Reduced
Deutsche Bank AG126,812$478.0K0.00%−16,924−11.8%Reduced
Charles Schwab Investment Management Inc118,173$446.0K0.00%−70,544−37.4%Reduced
Morgan Stanley112,155$422.0K0.00%−156,167−58.2%Reduced
UBS Group AG89,504$338.0K0.00%+89,504New
PDT Partners, LLC89,010$336.0K0.03%−17,469−16.4%Reduced
State Street Corp88,839$335.0K0.00%−467,305−84.0%Reduced
Two Sigma Investments, LP86,769$327.0K0.00%−216,850−71.4%Reduced
State of Wisconsin Investment Board85,700$323.0K0.00%−61,500−41.8%Reduced
Goldman Sachs Group Inc77,485$292.0K0.00%−250,516−76.4%Reduced
Belvedere Trading LLC48,207$248.0K0.27%+48,207New
Privium Fund Management (UK) Ltd61,893$233.0K0.26%+61,893New
Northern Trust Corp55,033$207.0K0.00%−217,564−79.8%Reduced
Schonfeld Strategic Advisors LLC53,200$201.0K0.00%−1,500−2.7%Reduced
Invesco Ltd.53,243$201.0K0.00%−351−0.7%Reduced
Occudo Quantitative Strategies LP51,295$193.0K0.02%−24,502−32.3%Reduced
Susquehanna International Group, LLP46,462$175.0K0.00%+15,302+49.1%Added
Cornercap Investment Counsel Inc44,419$167.0K0.03%+44,419New
DAFNA Capital Management LLC40,796$154.0K0.04%+10,000+32.5%Added
D. E. Shaw & Co., Inc.38,326$144.0K0.00%−125,053−76.5%Reduced
AQR Capital Management LLC32,021$121.0K0.00%−26,860−45.6%Reduced
Bailard, Inc.29,086$110.0K0.00%+29,086New
Qube Research & Technologies Ltd28,321$107.0K0.00%+28,321New
Dimensional Fund Advisors LP26,531$100.0K0.00%−2,138−7.5%Reduced
Cubist Systematic Strategies, LLC20,904$79.0K0.00%−61,935−74.8%Reduced
Forefront Analytics, LLC20,885$77.0K0.04%−1,400−6.3%Reduced
Coastal Bridge Advisors, LLC17,000$64.0K0.02%00.0%Unchanged
Kestra Advisory Services, LLC15,000$57.0K0.00%00.0%Unchanged
Man Group plc–$57.0K0.00%–New
Marshall Wace, LLP14,961$56.0K0.00%−13,211−46.9%Reduced
Laurion Capital Management LP12,629$48.0K0.00%+12,629New
NinePointTwo Capital12,717$47.0K0.02%00.0%Unchanged
LMR Partners LLP11,121$42.0K0.00%+11,121New
Cambridge Investment Research Advisors, Inc.10,000$38.0K0.00%+10,000New
Two Sigma Securities, LLC10,125$38.0K0.01%+10,125New
Bank of America Corp8,478$32.0K0.00%−45,110−84.2%Reduced
Quantbot Technologies LP7,700$29.0K0.00%−1,800−18.9%Reduced
Barclays PLC7,036$27.0K0.00%−5,169−42.4%Reduced
Tower Research Capital LLC (TRC)6,653$25.0K0.00%+45+0.7%Added
Citigroup Inc1,332$5.00K0.00%−9,025−87.1%Reduced
FMR LLC1,257$4.00K0.00%−77,867−98.4%Reduced
Advisor Group Holdings, Inc.791$3.00K0.00%00.0%Unchanged
Ellevest, Inc.475$2.00K0.00%+475New
New York State Common Retirement Fund224$1.00K0.00%−21,795−99.0%Reduced
Wells Fargo & Company173$1.00K0.00%−2,666−93.9%Reduced
HighMark Wealth Management LLC300$1.00K0.00%−1,000−76.9%Reduced
The PNC Financial Services Group, Inc.312$1.00K0.00%+312New
Capital Advisors, Ltd. LLC381$1.00K0.00%+381New
Credit Suisse AG17$00.00%−21,331−99.9%Reduced
Daiwa Securities Group Inc.131$00.00%00.0%Unchanged
Alliancebernstein L.P.0$00.00%−2,483,650−100.0%Sold out
Price T Rowe Associates Inc0$00.00%−1,324,733−100.0%Sold out
Rhenman & Partners Asset Management AB0$00.00%−250,000−100.0%Sold out
Walleye Capital LLC0$00.00%−245,254−100.0%Sold out
Alyeska Investment Group, L.P.0$00.00%−210,000−100.0%Sold out
Nuveen Asset Management, LLC0$00.00%−166,803−100.0%Sold out
HRT Financial LP0$00.00%−128,175−100.0%Sold out
Jacobs Levy Equity Management, Inc0$00.00%−116,867−100.0%Sold out
Bank of New York Mellon Corp0$00.00%−99,041−100.0%Sold out
Schroder Investment Management Group0$00.00%−84,493−100.0%Sold out
Swiss National Bank0$00.00%−54,500−100.0%Sold out
Manufacturers Life Insurance Company, The0$00.00%−43,459−100.0%Sold out
TD Asset Management Inc0$00.00%−42,908−100.0%Sold out
Alps Advisors Inc0$00.00%−39,788−100.0%Sold out
Rhumbline Advisers0$00.00%−38,917−100.0%Sold out
Jump Financial, LLC0$00.00%−36,900−100.0%Sold out
XTX Topco Ltd0$00.00%−36,742−100.0%Sold out
Squarepoint Ops LLC0$00.00%−34,483−100.0%Sold out
California State Teachers Retirement System0$00.00%−32,890−100.0%Sold out
Trexquant Investment LP0$00.00%−31,367−100.0%Sold out
Cna Financial Corp0$00.00%−23,423−100.0%Sold out
UBS Asset Management Americas Inc0$00.00%−19,529−100.0%Sold out