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Argenx SE

ARGX
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0001697862

No open-market purchases or sales by Argenx SE insiders were filed in the last 90 days; 510 institutions reported holding it in 13F filings for Q2 2026, worth $26.1B in total; no superinvestor holds it.

13F holders, Q3 2025

Institutional positions in Argenx SE as of Sep 30, 2025. 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
470
+34 vs. Q2 2025
Shares held
30.5M
−1.60M (−5.0%) vs. Q2 2025
Total value
$22.5B
+$4.81B (+27.2%) vs. Q2 2025
New holders
91
178 more added
Sold out
57
137 more reduced

3 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ARGX 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 2025: 470 institutions
Q1 2021: 191 institutionsQ2 2021: 177 institutionsQ3 2021: 182 institutionsQ4 2021: 208 institutionsQ1 2022: 199 institutionsQ2 2022: 232 institutionsQ3 2022: 255 institutionsQ4 2022: 271 institutionsQ1 2023: 272 institutionsQ2 2023: 290 institutionsQ3 2023: 341 institutionsQ4 2023: 346 institutionsQ1 2024: 328 institutionsQ2 2024: 336 institutionsQ3 2024: 358 institutionsQ4 2024: 397 institutionsQ1 2025: 448 institutionsQ2 2025: 439 institutionsQ3 2025: 470 institutionsQ4 2025: 510 institutionsQ1 2026: 478 institutionsQ2 2026: 510 institutions
Value heldQ3 2025: $22.5B
Q1 2021: $7.84BQ2 2021: $8.57BQ3 2021: $8.57BQ4 2021: $10.1BQ1 2022: $10.2BQ2 2022: $12.4BQ3 2022: $11.2BQ4 2022: $11.6BQ1 2023: $11.6BQ2 2023: $12.0BQ3 2023: $15.9BQ4 2023: $12.5BQ1 2024: $13.4BQ2 2024: $14.7BQ3 2024: $19.0BQ4 2024: $21.0BQ1 2025: $19.7BQ2 2025: $17.7BQ3 2025: $22.5BQ4 2025: $25.0BQ1 2026: $21.1BQ2 2026: $26.1B
Institutions holding ARGX and their total value by quarter
QuarterHoldersValue
Q2 2026510$26.1B
Q1 2026478$21.1B
Q4 2025510$25.0B
Q3 2025470$22.5B
Q2 2025439$17.7B
Q1 2025448$19.7B
Q4 2024397$21.0B
Q3 2024358$19.0B
Q2 2024336$14.7B
Q1 2024328$13.4B
Q4 2023346$12.5B
Q3 2023341$15.9B
Q2 2023290$12.0B
Q1 2023272$11.6B
Q4 2022271$11.6B
Q3 2022255$11.2B
Q2 2022232$12.4B
Q1 2022199$10.2B
Q4 2021208$10.1B
Q3 2021182$8.57B
Q2 2021177$8.57B
Q1 2021191$7.84B

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Argenx SE; share changes are against Q2 2025.

Institutions holding ARGX in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Capital International Sarl1,849$1.36M0.02%+1,849New
Sanders Morris Harris LLC1,830$1.35M0.18%+1,830New
Group One Trading, L.P.1,809$1.33M0.04%+1,211+202.5%Added
Marks Group Wealth Management, Inc1,769$1.30M0.12%+246+16.2%Added
Janney Montgomery Scott LLC1,768$1.30M0.00%+597+51.0%Added
Signaturefd, LLC1,749$1.29M0.02%+70+4.2%Added
Great Valley Advisor Group, Inc.1,738$1.28M0.03%+648+59.4%Added
Oak Ridge Investments LLC1,715$1.26M0.08%+2+0.1%Added
Omers Administration Corp1,700$1.25M0.01%+1,700New
WESPAC Advisors SoCal, LLC1,676$1.24M0.25%+181+12.1%Added
Principal Securities, Inc.1,673$1.23M0.02%+592+54.8%Added
Simplify Asset Management Inc.1,659$1.22M0.02%+192+13.1%Added
Daiwa Securities Group Inc.1,656$1.22M0.00%−18−1.1%Reduced
SG Americas Securities, LLC1,631$1.20M0.00%+1,107+211.3%Added
ExodusPoint Capital Management, LP1,525$1.12M0.02%+1,525New
Regions Financial Corp1,484$1.09M0.01%+1,484New
Wiley Bros.-Aintree Capital, LLC1,456$1.08M0.01%+69+5.0%Added
Loomis Sayles & Co L P1,441$1.06M0.00%+1,441New
Rhumbline Advisers1,381$1.02M0.00%+36+2.7%Added
Knollwood Investment Advisory, LLC1,379$1.02M0.09%−19−1.4%Reduced
Valeo Financial Advisors, LLC1,360$1.00M0.02%+57+4.4%Added
Callan Family Office, LLC1,358$1.00M0.03%−94−6.5%Reduced
Macquarie Group Ltd1,331$981.7K0.00%+627+89.1%Added
Gilbert & Cook, Inc.1,328$979.5K0.13%−17−1.3%Reduced
Hantz Financial Services, Inc.1,301$960.0K0.01%+606+87.2%Added
Legacy Wealth Asset Management, LLC1,293$953.7K0.23%−15−1.1%Reduced
Advisor Group Holdings, Inc.1,296$947.6K0.00%−652−33.5%Reduced
Resources Investment Advisors, LLC.1,268$935.2K0.01%−14−1.1%Reduced
Central Pacific Bank - Trust Division1,264$932.3K0.11%−14−1.1%Reduced
Future Fund LLC1,260$929.3K0.33%+345+37.7%Added
Wetherby Asset Management Inc1,253$924.2K0.04%+33+2.7%Added
Ieq Capital, LLC1,253$924.1K0.00%+810+182.8%Added
Davenport & Co LLC1,220$899.8K0.00%+51+4.4%Added
Vident Advisory, LLC1,198$883.6K0.01%−66−5.2%Reduced
Advisors Asset Management, Inc.1,160$855.6K0.01%+68+6.2%Added
Neuberger Berman Group LLC1,144$844.1K0.00%+308+36.8%Added
Level Four Advisory Services, LLC1,125$829.8K0.03%−9−0.8%Reduced
Ethic Inc.1,119$825.3K0.01%+116+11.6%Added
DRW Securities, LLC1,119$824.7K0.04%+1,119New
ProShare Advisors LLC1,091$804.7K0.00%−87−7.4%Reduced
Capital International Ltd1,088$802.5K0.03%+1,088New
New York Life Investment Management LLC1,075$792.9K0.01%+35+3.4%Added
Kornitzer Capital Management Inc1,050$774.4K0.02%+500+90.9%Added
Yousif Capital Management, LLC1,043$769.3K0.01%00.0%Unchanged
Bailard, Inc.1,001$738.3K0.02%+1,001New
J. Goldman & Co LP1,000$737.6K0.03%+1,000New
Brevan Howard Capital Management LP998$736.1K0.01%+998New
Syon Capital LLC966$712.5K0.04%+85+9.6%Added
Profund Advisors LLC961$708.8K0.02%−237−19.8%Reduced
NVWM, LLC961$708.8K0.16%−12−1.2%Reduced
J.Safra Asset Management Corp955$704.4K0.04%+332+53.3%Added
Custom Index Systems, LLC937$691.1K0.21%−228−19.6%Reduced
Crews Bank & Trust935$689.6K0.10%00.0%Unchanged
Hilltop Holdings Inc.929$685.2K0.04%+267+40.3%Added
D.A. Davidson & Co.899$663.1K0.00%−297−24.8%Reduced
Evergreen Capital Management LLC888$655.0K0.02%+307+52.8%Added
Naviter Wealth, LLC866$638.7K0.07%+66+8.3%Added
Moody Aldrich Partners LLC865$638.0K0.12%−4−0.5%Reduced
Alta Wealth Advisors LLC845$623.2K0.22%+845New
Wealth Alliance839$618.8K0.06%+22+2.7%Added
Tandem Capital Management Corp827$610.0K0.28%+10+1.2%Added
Pacer Advisors, Inc.837$606.5K0.00%−20−2.3%Reduced
Cynosure Management, LLC802$591.5K0.06%−715−47.1%Reduced
Simplex Trading, LLC799$589.0K0.01%−339−29.8%Reduced
Envestnet Portfolio Solutions, Inc.782$576.8K0.00%−158−16.8%Reduced
Y-Intercept (Hong Kong) Ltd750$553.2K0.01%−4,183−84.8%Reduced
Intrust Bank NA744$548.7K0.05%+117+18.7%Added
QRG Capital Management, Inc.738$544.3K0.01%+738New
StoneCrest Wealth Management, Inc.730$538.4K0.24%−1−0.1%Reduced
CAPROCK Group, Inc.755$537.9K0.01%+755New
TownSquare Capital, LLC720$531.0K0.08%−268−27.1%Reduced
Ritholtz Wealth Management715$527.4K0.01%00.0%Unchanged
Flow Traders U.S. LLC706$521.0K0.02%+706New
Commonwealth Equity Services, LLC692$510.0K0.00%−375−35.1%Reduced
Beirne Wealth Consulting Services, LLC686$506.0K0.12%+686New
Glenmede Investment Management, LP664$489.7K0.00%+664New
GF Fund Management Co. Ltd.659$486.1K0.01%−167−20.2%Reduced
Legacy Capital Group California, Inc.638$470.6K0.12%+42+7.0%Added
Dynasty Wealth Management, LLC637$469.8K0.01%−89−12.3%Reduced
Aigen Investment Management, LP632$466.1K0.07%−2,653−80.8%Reduced
IFP Advisors, Inc628$463.2K0.01%−38−5.7%Reduced
Capital International Inc624$460.2K0.00%+624New
FORA Capital, LLC618$455.8K0.08%+618New
Mercer Global Advisors Inc617$455.3K0.00%−27−4.2%Reduced
Integrated Wealth Concepts LLC609$449.4K0.00%+40+7.0%Added
Coldstream Capital Management Inc604$445.5K0.01%+224+58.9%Added
Greenleaf Trust602$444.0K0.00%+6+1.0%Added
RSM US Wealth Management LLC601$443.0K0.01%+61+11.3%Added
High Net Worth Advisory Group LLC600$442.5K0.11%00.0%Unchanged
Parallel Advisors, LLC594$438.2K0.01%−19−3.1%Reduced
Atomi Financial Group, Inc.590$435.2K0.01%+131+28.5%Added
Portside Wealth Group, LLC583$430.0K0.06%+16+2.8%Added
We Are One Seven, LLC579$427.0K0.01%+198+52.0%Added
Icon Wealth Advisors, LLC572$421.9K0.03%+7+1.2%Added
Stephens Inc568$418.9K0.01%−65−10.3%Reduced
West Family Investments, Inc.549$404.9K0.09%+29+5.6%Added
Advisors Preferred, LLC521$399.8K0.06%+521New
Sowell Financial Services LLC542$399.8K0.02%−21−3.7%Reduced
Wealth Management Associates, Inc.539$397.5K0.14%00.0%Unchanged
Captrust Financial Advisors537$396.1K0.00%−19−3.4%Reduced