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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, Q4 2025

Institutional positions in Argenx SE as of Dec 31, 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
510
+48 vs. Q3 2025
Shares held
29.7M
−625.4K (−2.1%) vs. Q3 2025
Total value
$25.0B
+$2.60B (+11.6%) vs. Q3 2025
New holders
100
175 more added
Sold out
52
167 more reduced

8 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2025: 510 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 heldQ4 2025: $25.0B
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, Q4 2025

Shares, value and share of portfolio for each institution holding Argenx SE; share changes are against Q3 2025.

Institutions holding ARGX in Q4 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Advisors Preferred, LLC585$491.4K0.08%+64+12.3%Added
Lighthouse Investment Partners, LLC600$504.6K0.02%−3,600−85.7%Reduced
High Net Worth Advisory Group LLC600$504.6K0.12%00.0%Unchanged
Marex Group plc601$505.4K0.01%+601New
XY Capital Ltd606$509.6K0.52%+606New
Commonwealth Equity Services, LLC608$511.3K0.00%−84−12.1%Reduced
Custom Index Systems, LLC617$518.9K0.23%−320−34.2%Reduced
Greenleaf Trust619$520.5K0.00%+17+2.8%Added
Vise Technologies, Inc.620$521.6K0.01%+131+26.8%Added
Ellevest, Inc.623$523.9K0.07%+334+115.6%Added
Private Advisor Group, LLC627$527.3K0.00%+355+130.5%Added
PSP Research LLC630$529.8K0.46%+630New
IFP Advisors, Inc631$530.6K0.01%+3+0.5%Added
Portside Wealth Group, LLC633$532.3K0.07%+50+8.6%Added
PCM Encore, LLC635$534.0K0.11%+635New
Advisor Group Holdings, Inc.645$542.9K0.00%−651−50.2%Reduced
Walleye Capital LLC648$544.9K0.00%+646+32,300.0%Added
Profund Advisors LLC657$552.5K0.02%−304−31.6%Reduced
Morse Asset Management, Inc660$555.0K0.11%+260+65.0%Added
Aaron Wealth Advisors673$566.0K0.03%+183+37.3%Added
Dynasty Wealth Management, LLC678$570.2K0.01%+41+6.4%Added
Naviter Wealth, LLC694$583.6K0.08%−172−19.9%Reduced
RSM US Wealth Management LLC724$607.0K0.01%+123+20.5%Added
Hilltop Holdings Inc.723$608.0K0.04%−206−22.2%Reduced
Genus Capital Management Inc.725$609.7K0.07%+270+59.3%Added
StoneCrest Wealth Management, Inc.730$613.9K0.25%00.0%Unchanged
Global Retirement Partners, LLC730$613.9K0.01%+623+582.2%Added
Diversified Trust Co738$620.6K0.01%+738New
Legacy Capital Group California, Inc.748$629.0K0.15%+110+17.2%Added
Simplex Trading, LLC750$630.7K0.02%−49−6.1%Reduced
Tandem Capital Management Corp755$634.9K0.29%−72−8.7%Reduced
We Are One Seven, LLC797$670.2K0.01%+218+37.7%Added
Pacer Advisors, Inc.805$678.1K0.00%−32−3.8%Reduced
Envestnet Portfolio Solutions, Inc.836$703.0K0.00%+54+6.9%Added
Rockefeller Capital Management L.P.840$707.4K0.00%+312+59.1%Added
Alta Wealth Advisors LLC847$712.3K0.24%+2+0.2%Added
Moody Aldrich Partners LLC863$725.7K0.14%−2−0.2%Reduced
Intrust Bank NA873$734.1K0.06%+129+17.3%Added
Ritholtz Wealth Management876$736.7K0.01%+161+22.5%Added
Meitav Dash Investments Ltd900$756.9K0.01%+900New
Resources Investment Advisors, LLC.914$768.6K0.01%−354−27.9%Reduced
QRG Capital Management, Inc.923$776.2K0.01%+185+25.1%Added
Crews Bank & Trust935$786.3K0.11%00.0%Unchanged
NVWM, LLC945$794.7K0.17%−16−1.7%Reduced
Central Pacific Bank - Trust Division953$801.4K0.10%−311−24.6%Reduced
Yousif Capital Management, LLC1,003$812.1K0.01%−40−3.8%Reduced
Syon Capital LLC970$815.7K0.04%+4+0.4%Added
New York Life Investment Management LLC977$821.6K0.01%−98−9.1%Reduced
Advisors Asset Management, Inc.996$837.6K0.01%−164−14.1%Reduced
Bailard, Inc.1,000$841.0K0.02%−1−0.1%Reduced
Optiver Holding B.V.1,004$844.3K0.02%−10,324−91.1%Reduced
Values First Advisors, Inc.1,025$861.7K0.45%+1,025New
Kornitzer Capital Management Inc1,050$883.0K0.02%00.0%Unchanged
AdvisorShares Investments LLC1,100$925.0K0.15%+1,100New
Trexquant Investment LP1,109$932.6K0.01%−2,638−70.4%Reduced
Future Fund LLC1,113$936.0K0.33%−147−11.7%Reduced
NewEdge Wealth, LLC1,118$940.2K0.01%+815+269.0%Added
Level Four Advisory Services, LLC1,119$941.0K0.03%−6−0.5%Reduced
J.Safra Asset Management Corp1,122$943.5K0.05%+167+17.5%Added
Vident Advisory, LLC1,160$975.5K0.01%−38−3.2%Reduced
Janney Montgomery Scott LLC1,203$1.01M0.00%−565−32.0%Reduced
Marks Group Wealth Management, Inc1,219$1.03M0.10%−550−31.1%Reduced
Legacy Wealth Asset Management, LLC1,222$1.03M0.25%−71−5.5%Reduced
Quantitative Investment Management, LLC1,244$1.05M0.10%+1,244New
DRW Securities, LLC1,247$1.05M0.08%+128+11.4%Added
Davenport & Co LLC1,253$1.05M0.01%+33+2.7%Added
CAPROCK Group, Inc.1,258$1.06M0.02%+503+66.6%Added
ProShare Advisors LLC1,286$1.08M0.00%+195+17.9%Added
Atomi Financial Group, Inc.1,302$1.09M0.03%+712+120.7%Added
Gilbert & Cook, Inc.1,306$1.10M0.14%−22−1.7%Reduced
Russell Investments Group, Ltd.1,319$1.11M0.00%−2,097−61.4%Reduced
Neuberger Berman Group LLC1,321$1.11M0.00%+177+15.5%Added
AustralianSuper Pty Ltd1,323$1.11M0.01%+1,323New
Macquarie Group Ltd1,331$1.12M0.00%00.0%Unchanged
Valeo Financial Advisors, LLC1,372$1.15M0.03%+12+0.9%Added
Knollwood Investment Advisory, LLC1,379$1.16M0.11%00.0%Unchanged
NEOS Investment Management LLC1,410$1.19M0.01%−621−30.6%Reduced
AlphaCentric Advisors LLC1,425$1.20M1.19%+1,425New
Shepherd Street Advisors LLC1,442$1.21M1.16%+1,442New
Headlands Technologies LLC1,454$1.22M0.10%+1,454New
Regions Financial Corp1,455$1.22M0.01%−29−2.0%Reduced
Dorsey Wright & Associates1,479$1.24M0.27%+1,479New
Sivik Global Healthcare LLC1,500$1.26M0.62%+1,500New
Sumitomo Mitsui Trust Holdings, Inc.1,541$1.30M0.00%−354−18.7%Reduced
Principal Securities, Inc.1,557$1.31M0.02%−116−6.9%Reduced
FORA Capital, LLC1,645$1.38M0.17%+1,027+166.2%Added
Oak Ridge Investments LLC1,653$1.39M0.08%−62−3.6%Reduced
Daiwa Securities Group Inc.1,681$1.41M0.00%+25+1.5%Added
Walleye Trading LLC1,741$1.46M0.02%+1,526+709.8%Added
SBI Okasan Asset Management Co.Ltd.1,800$1.51M0.08%+1,800New
Great Valley Advisor Group, Inc.1,800$1.51M0.03%+62+3.6%Added
Rhumbline Advisers1,829$1.54M0.00%+448+32.4%Added
Signaturefd, LLC1,853$1.56M0.02%+104+5.9%Added
Henshaw Capital LLC1,862$1.57M0.06%00.0%Unchanged
Group One Trading, L.P.1,871$1.57M0.05%+62+3.4%Added
Hantz Financial Services, Inc.1,878$1.58M0.02%+577+44.4%Added
Ieq Capital, LLC1,884$1.58M0.00%+631+50.4%Added
Skopos Labs, Inc.1,904$1.59M0.07%+1,904New
Wiley Bros.-Aintree Capital, LLC1,897$1.60M0.01%+441+30.3%Added
Keybank National Association1,900$1.60M0.01%−321−14.5%Reduced