Argenx SE

ARGX

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

SEC filings (opens in a new tab)

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 2026

Institutional positions in Argenx SE as of Sep 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

Q3 2026 data is still coming in (13F filing deadline: Nov 16, 2026), so these numbers are incomplete.

Institutional holders: 3; +1 vs. Q2 2026
Shares held: 423; −2 (−0.5%) vs. Q2 2026
Total value: $405.9K; +$11.1K (+2.8%) vs. Q2 2026
New holders: 1; 0 more added
Sold out: 0; 1 more reduced

508 institutions that held it in Q2 2026 haven't filed for Q3 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2026: 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 holders

Value held

Institutions holding ARGX and their total value by quarter
Quarter	Holders	Value
Q2 2026	510	$26.1B
Q1 2026	478	$21.1B
Q4 2025	510	$25.0B
Q3 2025	470	$22.5B
Q2 2025	439	$17.7B
Q1 2025	448	$19.7B
Q4 2024	397	$21.0B
Q3 2024	358	$19.0B
Q2 2024	336	$14.7B
Q1 2024	328	$13.4B
Q4 2023	346	$12.5B
Q3 2023	341	$15.9B
Q2 2023	290	$12.0B
Q1 2023	272	$11.6B
Q4 2022	271	$11.6B
Q3 2022	255	$11.2B
Q2 2022	232	$12.4B
Q1 2022	199	$10.2B
Q4 2021	208	$10.1B
Q3 2021	182	$8.57B
Q2 2021	177	$8.57B
Q1 2021	191	$7.84B

Institutions, Q3 2026

Shares, value and share of portfolio for each institution holding Argenx SE; share changes are against Q2 2026.

Institutions holding ARGX in Q3 2026
Institution	Shares	Value	% of portfolio	Change in shares	Action
Westside Investment Management, Inc.	–	–	–	–	Not filed
Aventura Private Wealth, LLC	–	–	–	–	Not filed
Owl Creek Wealth Partners LLC	–	–	–	–	Not filed
Northwestern Mutual Wealth Management Co	–	–	–	–	Not filed
Institute for Wealth Management, LLC.	–	–	–	–	Not filed
Salomon & Ludwin, LLC	–	–	–	–	Not filed
TD Capital Management LLC	–	–	–	–	Not filed
JFS Wealth Advisors, LLC	–	–	–	–	Not filed
Eastern Bank	–	–	–	–	Not filed
Truvestments Capital LLC	–	–	–	–	Not filed
Abound Wealth Management	–	–	–	–	Not filed
Rothschild Investment LLC	–	–	–	–	Not filed
Centerpoint Advisors, LLC	–	–	–	–	Not filed
Boreal Capital Management LLC	–	–	–	–	Not filed
Anchor Investment Management, LLC	–	–	–	–	Not filed
SBI Securities Co., Ltd.	–	–	–	–	Not filed
KBC Group NV	–	–	–	–	Not filed
E Fund Management (Hong Kong) Co., Ltd.	–	–	–	–	Not filed
TD Private Client Wealth LLC	–	–	–	–	Not filed
Atlantic Union Bankshares Corp	–	–	–	–	Not filed
Umb Bank N A	–	–	–	–	Not filed
J.Safra Asset Management Corp	–	–	–	–	Not filed
Ares Financial Consulting, LLC	–	–	–	–	Not filed
State of Wyoming	–	–	–	–	Not filed
Arlington Trust Co LLC	–	–	–	–	Not filed
Bell Investment Advisors, Inc	–	–	–	–	Not filed
Stephenson National Bank & Trust	–	–	–	–	Not filed
Parkside Financial Bank & Trust	–	–	–	–	Not filed
UMA Financial Services, Inc.	–	–	–	–	Not filed
Colonial Trust Advisors	–	–	–	–	Not filed
Baillie Gifford & Co	–	–	–	–	Not filed
Cornerstone Planning Group LLC	–	–	–	–	Not filed
GW&K Investment Management, LLC	–	–	–	–	Not filed
Covestor Ltd	–	–	–	–	Not filed
Walleye Capital LLC	–	–	–	–	Not filed
Anchor Bay Capital, Inc.	–	–	–	–	Not filed
SHP Wealth Management	–	–	–	–	Not filed
WealthCollab, LLC	–	–	–	–	Not filed
Acumen Wealth Advisors, LLC	–	–	–	–	Not filed
Cape Investment Advisory, Inc.	–	–	–	–	Not filed
Cornerstone Financial Management LLC	–	–	–	–	Not filed
Action Point Financial Planning, LLC	–	–	–	–	Not filed
Continuum Advisory, LLC	–	–	–	–	Not filed
True Wealth Design, LLC	–	–	–	–	Not filed
Hilton Head Capital Partners, LLC	–	–	–	–	Not filed
Medallion Wealth Advisors, LLC	–	–	–	–	Not filed
Forum Finance Group S.A.	–	–	–	–	Not filed
Huntington National Bank	–	–	–	–	Not filed
Larson Financial Group LLC	–	–	–	–	Not filed
LRI Investments, LLC	–	–	–	–	Not filed
Washington Trust Advisors, Inc.	–	–	–	–	Not filed
Ameriflex Group, Inc.	–	–	–	–	Not filed
BOK Financial Private Wealth, Inc.	–	–	–	–	Not filed
Retirement Wealth Solutions LLC	–	–	–	–	Not filed
Plante Moran Financial Advisors, LLC	–	–	–	–	Not filed
LifeSteps Financial, Inc.	–	–	–	–	Not filed
Quent Capital, LLC	–	–	–	–	Not filed
Rakuten Securities, Inc.	–	–	–	–	Not filed
Capital Analysts, LLC	–	–	–	–	Not filed
Harbour Investments, Inc.	–	–	–	–	Not filed
Ancora Advisors, LLC	–	–	–	–	Not filed
First Command Advisory Services, Inc.	–	–	–	–	Not filed
IFG Advisory, LLC	–	–	–	–	Not filed
SJS Investment Consulting Inc.	–	–	–	–	Not filed
Park Place Capital Corp	–	–	–	–	Not filed
ZRC Wealth Management, LLC	–	–	–	–	Not filed
Keating Financial Advisory Services, Inc.	–	–	–	–	Not filed
Silver Grove Financial Group, Inc.	–	–	–	–	Not filed
Zions Bancorporation, National Association	–	–	–	–	Not filed
NBT Bank N A	–	–	–	–	Not filed
Nisa Investment Advisors, LLC	–	–	–	–	Not filed
Raffa Wealth Management, LLC	–	–	–	–	Not filed
Prestige Wealth Management Group LLC	–	–	–	–	Not filed
Addison Advisors LLC	–	–	–	–	Not filed
Principia Wealth Advisory, LLC	–	–	–	–	Not filed
Kilter Group LLC	–	–	–	–	Not filed
Essential Partners LLC	–	–	–	–	Not filed
MV Capital Management, Inc.	–	–	–	–	Not filed
NBC Securities, Inc.	–	–	–	–	Not filed
Creative Financial Designs Inc	–	–	–	–	Not filed
Bare Financial Services, Inc	–	–	–	–	Not filed
ORG Wealth Partners, LLC	–	–	–	–	Not filed
Whipplewood Advisors, LLC	–	–	–	–	Not filed
Strategic Wealth Advisors LLC	–	–	–	–	Not filed
Central Trust Co	–	–	–	–	Not filed
Salem Investment Counselors Inc	–	–	–	–	Not filed
American Capital Advisory, LLC	–	–	–	–	Not filed
Motco	–	–	–	–	Not filed
North Star Investment Management Corp.	–	–	–	–	Not filed
Bogart Wealth, LLC	–	–	–	–	Not filed
CVA Family Office, LLC	–	–	–	–	Not filed
Fortitude Family Office, LLC	–	–	–	–	Not filed
Nemes Rush Group LLC	–	–	–	–	Not filed
Caitlin John, LLC	–	–	–	–	Not filed
Beaird Harris Wealth Management, LLC	–	–	–	–	Not filed
Smithfield Trust Co	–	–	–	–	Not filed
Brown, Lisle/Cummings, Inc.	–	–	–	–	Not filed
Leonteq Securities AG	–	–	–	–	Not filed
Independence Bank of Kentucky	–	–	–	–	Not filed
Private Wealth Asset Management, LLC	–	–	–	–	Not filed