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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 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.

Institutional holdersQ2 2026: 216 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 2026: $1.02B
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 2026

Shares, value and share of portfolio for each institution holding Annexon, Inc.; share changes are against Q1 2026.

Institutions holding ANNX in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Asset Management, Ltd79,486$453.9K0.00%00.0%Unchanged
DnB Asset Management AS73,147$417.7K0.00%−15,470−17.5%Reduced
Virtus Investment Advisers, Inc.69,468$396.7K0.09%+14,602+26.6%Added
Jain Global LLC64,719$369.5K0.00%+64,719New
China Universal Asset Management Co., Ltd.62,076$354.5K0.02%+4,393+7.6%Added
Los Angeles Capital Management LLC62,073$354.4K0.00%00.0%Unchanged
Diversified Trust Co61,797$352.9K0.01%+61,797New
Jupiter Topco LLC59,100$338.3K0.00%+59,100New
Virginia Retirement Systems Et Al54,300$310.1K0.00%+54,300New
Winton Group Ltd47,800$272.9K0.01%+23,700+98.3%Added
Jupiter Asset Management Ltd46,074$263.1K0.00%+46,074New
Creative Planning45,950$262.4K0.00%+27+0.1%Added
Police & Firemen's Retirement System of New Jersey45,813$261.6K0.00%+9,785+27.2%Added
Universal- Beteiligungs- und Servicegesellschaft mbH44,706$255.3K0.00%+44,706New
Jacobs Levy Equity Management, Inc44,485$254.0K0.00%−104,456−70.1%Reduced
SG Americas Securities, LLC42,823$245.0K0.00%+42,823New
Allegheny Financial Group LTD42,900$245.0K0.03%00.0%Unchanged
Barclays PLC41,715$238.2K0.00%+17,424+71.7%Added
Manufacturers Life Insurance Company, The41,517$237.1K0.00%−93,269−69.2%Reduced
DRW Securities, LLC39,443$225.2K0.01%−15,041−27.6%Reduced
State of New Jersey Common Pension Fund D39,409$225.0K0.00%−1,344−3.3%Reduced
Susquehanna International Group, LLP39,394$224.9K0.00%−119,246−75.2%Reduced
BNP Paribas Arbitrage, SA39,255$224.1K0.00%−216,116−84.6%Reduced
Fifth Third Bancorp38,640$220.6K0.00%+3,242+9.2%Added
Canada Pension Plan Investment Board38,600$220.4K0.00%−2,200−5.4%Reduced
New York State Common Retirement Fund36,568$208.8K0.00%+7,000+23.7%Added
Vanguard Investments Australia, Ltd.35,034$200.0K0.00%00.0%Unchanged
Arizona State Retirement System33,630$192.0K0.00%+877+2.7%Added
Blueshift Asset Management, LLC33,338$190.4K0.04%+33,338New
Prelude Capital Management, LLC31,642$180.7K0.01%+9,442+42.5%Added
Voya Investment Management LLC30,870$176.3K0.00%+8,643+38.9%Added
Lido Advisors, LLC30,843$176.1K0.00%−157−0.5%Reduced
EntryPoint Capital, LLC30,787$175.8K0.04%−20,634−40.1%Reduced
Intech Investment Management LLC29,929$170.9K0.00%00.0%Unchanged
Bridgefront Capital, LLC28,528$162.9K0.04%+28,528New
Quadrature Capital Ltd27,863$159.1K0.00%+10,960+64.8%Added
Diadema Partners LP27,516$157.1K0.06%−105,400−79.3%Reduced
KLP Kapitalforvaltning AS26,300$150.2K0.00%00.0%Unchanged
ProShare Advisors LLC25,711$146.8K0.00%+116+0.5%Added
Verdad Advisers, LP25,300$144.5K0.14%−27,977−52.5%Reduced
Brevan Howard Capital Management LP25,287$144.4K0.00%−33,146−56.7%Reduced
AlphaCentric Advisors LLC24,872$142.0K0.12%+354+1.4%Added
Prudential Financial Inc24,850$141.9K0.00%+4,670+23.1%Added
E Fund Management Co., Ltd.24,433$139.5K0.00%−1,119−4.4%Reduced
Crown Wealth Group, LLC23,763$135.7K0.03%+23,763New
SBI Securities Co., Ltd.23,225$132.6K0.00%00.0%Unchanged
Raymond James Financial Inc22,869$130.6K0.00%+3,500+18.1%Added
Great West Life Assurance Co21,646$124.0K0.00%00.0%Unchanged
Cygnus Capital Advisors, LLC21,549$123.0K0.08%−651−2.9%Reduced
STRS Ohio21,200$121.1K0.00%−34,300−61.8%Reduced
Susquehanna Fundamental Investments, LLC21,010$120.0K0.00%+21,010New
Landscape Capital Management, L.L.C.20,813$118.8K0.01%−699−3.2%Reduced
Wealth Enhancement Advisory Services, LLC20,253$117.5K0.00%−1,679−7.7%Reduced
CI Private Wealth, LLC19,704$112.5K0.00%00.0%Unchanged
State of Wyoming19,479$111.2K0.01%+19,479New
Mercer Global Advisors Inc17,077$97.5K0.00%−1,637−8.7%Reduced
Coastal Bridge Advisors, LLC17,000$97.1K0.01%00.0%Unchanged
Pictet Asset Management Holding SA16,701$95.4K0.00%00.0%Unchanged
Mariner, LLC16,469$94.1K0.00%−36,773−69.1%Reduced
LPL Financial LLC15,809$90.3K0.00%+2,595+19.6%Added
VisionPoint Advisory Group, LLC15,011$85.7K0.01%+11+0.1%Added
DLD Asset Management, LP15,000$85.7K0.01%+15,000New
Xponance, Inc.14,865$84.9K0.00%+3,659+32.7%Added
Forefront Analytics, LLC14,240$81.3K0.09%00.0%Unchanged
Teacher Retirement System of Texas14,233$81.3K0.00%−866−5.7%Reduced
Ameritas Investment Partners, Inc.14,097$80.5K0.00%+3,307+30.6%Added
Private Advisor Group, LLC14,020$80.1K0.00%+14,020New
Cerity Partners LLC13,867$79.2K0.00%−4,112−22.9%Reduced
Bridgeway Capital Management, LLC12,800$73.1K0.00%−85,000−86.9%Reduced
Tower Research Capital LLC (TRC)12,786$73.0K0.00%+109+0.9%Added
JustInvest LLC12,488$71.3K0.00%−448−3.5%Reduced
Quantinno Capital Management LP12,263$70.0K0.00%+12,263New
Principal Financial Group Inc11,876$67.8K0.00%+11,876New
Merit Financial Group, LLC11,103$63.4K0.00%+358+3.3%Added
Fox Run Management, L.L.C.10,920$62.4K0.01%−6,758−38.2%Reduced
Nisa Investment Advisors, LLC10,779$61.5K0.00%+3,366+45.4%Added
Mount Vernon Associates Inc10,500$60.0K0.04%00.0%Unchanged
Cambridge Investment Research Advisors, Inc.10,110$58.0K0.00%00.0%Unchanged
Group One Trading, L.P.10,087$57.6K0.00%+10,087New
Harbor Advisors LLC10,000$57.1K0.01%00.0%Unchanged
Shay Capital LLC10,000$57.1K0.01%00.0%Unchanged
Fulcrum Asset Management LLP10,070$56.1K0.01%+10,070New
SRS Capital Advisors, Inc.7,684$43.9K0.00%+7,096+1,206.8%Added
Mirae Asset Global Investments Co., Ltd.7,328$41.8K0.00%−221−2.9%Reduced
Persistent Asset Partners Ltd6,825$39.0K0.01%−26,800−79.7%Reduced
Geneos Wealth Management Inc.6,000$34.3K0.00%00.0%Unchanged
Royal Bank of Canada5,395$31.0K0.00%+4,235+365.1%Added
Jones Financial Companies LLLP3,565$19.5K0.00%00.0%Unchanged
GF Fund Management Co. Ltd.3,065$17.5K0.00%−169−5.2%Reduced
Pacer Advisors, Inc.2,894$17.0K0.00%+2,894New
BNP PARIBAS ASSET MANAGEMENT Holding S.A.2,024$11.6K0.00%−343−14.5%Reduced
Larson Financial Group LLC2,000$11.4K0.00%−16−0.8%Reduced
Quantbot Technologies LP1,562$8.92K0.00%+1,254+407.1%Added
The PNC Financial Services Group, Inc.1,246$7.11K0.00%+114+10.1%Added
Burnham & Co LLC1,000$5.71K0.00%+1,000New
Allworth Financial LP836$4.77K0.00%−225−21.2%Reduced
Rockefeller Capital Management L.P.786$4.49K0.00%−876−52.7%Reduced
Farther Finance Advisors, LLC738$4.18K0.00%−627−45.9%Reduced
Essential Partners LLC674$3.85K0.00%−418−38.3%Reduced
GAMMA Investing LLC570$3.25K0.00%+254+80.4%Added