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, Q1 2026
Institutional positions in Argenx SE as of Mar 31, 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
- 478
- −26 vs. Q4 2025
- Shares held
- 28.8M
- −929.3K (−3.1%) vs. Q4 2025
- Total value
- $21.1B
- −$3.92B (−15.7%) vs. Q4 2025
- New holders
- 63
- 178 more added
- Sold out
- 89
- 172 more reduced
6 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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.
| 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, Q1 2026
Shares, value and share of portfolio for each institution holding Argenx SE; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Jones Financial Companies LLLP | 16,809 | $11.6M | 0.01% | +16,253+2,923.2% | Added |
| Assenagon Asset Management S.A. | 14,786 | $10.8M | 0.02% | −9,561−39.3% | Reduced |
| DCF Advisers, LLC | 14,650 | $10.7M | 4.03% | +1,000+7.3% | Added |
| Allianz Asset Management GmbH | 14,401 | $10.5M | 0.01% | +11,400+379.9% | Added |
| Susquehanna International Group, LLP | 14,392 | $10.5M | 0.01% | −9,567−39.9% | Reduced |
| CenterBook Partners LP | 13,934 | $10.2M | 0.55% | +13,934 | New |
| Ilmarinen Mutual Pension Insurance Co | 13,800 | $10.1M | 0.08% | +10,200+283.3% | Added |
| Erste Asset Management GmbH | 14,206 | $10.0M | 0.09% | −96−0.7% | Reduced |
| Balyasny Asset Management LLC | 13,111 | $9.57M | 0.02% | −28,812−68.7% | Reduced |
| Thrivent Financial for Lutherans | 12,682 | $9.26M | 0.02% | +1,861+17.2% | Added |
| JPMorgan Chase & Co | 13,005 | $9.16M | 0.00% | −994−7.1% | Reduced |
| USS Investment Management Ltd | 12,144 | $8.87M | 0.04% | +147+1.2% | Added |
| Tower Research Capital LLC (TRC) | 12,112 | $8.84M | 0.23% | −3,161−20.7% | Reduced |
| Great West Life Assurance Co | 11,567 | $8.48M | 0.02% | −1,008−8.0% | Reduced |
| Quantinno Capital Management LP | 11,148 | $8.14M | 0.01% | +1,111+11.1% | Added |
| Optiver Holding B.V. | 10,110 | $7.38M | 0.28% | +9,106+907.0% | Added |
| Charles Schwab Investment Management Inc | 9,404 | $6.87M | 0.00% | +1,161+14.1% | Added |
| Steward Partners Investment Advisory, LLC | 9,371 | $6.84M | 0.03% | +9,012+2,510.3% | Added |
| Assetmark, Inc | 9,275 | $6.77M | 0.01% | −565−5.7% | Reduced |
| Citigroup Inc | 9,082 | $6.63M | 0.00% | −1,878−17.1% | Reduced |
| Campbell & CO Investment Adviser LLC | 9,034 | $6.60M | 0.38% | −2,143−19.2% | Reduced |
| Crossmark Global Holdings, Inc. | 8,668 | $6.33M | 0.09% | +500+6.1% | Added |
| CVFG LLC | 8,517 | $6.22M | 0.77% | +8,517 | New |
| Creative Planning | 8,239 | $6.02M | 0.00% | −470−5.4% | Reduced |
| Stifel Financial Corp | 8,069 | $5.89M | 0.01% | −1,498−15.7% | Reduced |
| Cinctive Capital Management LP | 7,687 | $5.61M | 0.37% | +1,081+16.4% | Added |
| Mackenzie Financial Corp | 7,436 | $5.43M | 0.01% | +1,206+19.4% | Added |
| EFG International AG | 7,083 | $5.17M | 0.11% | +887+14.3% | Added |
| Navellier & Associates Inc | 7,023 | $5.13M | 0.53% | +355+5.3% | Added |
| Trexquant Investment LP | 7,009 | $5.12M | 0.04% | +5,900+532.0% | Added |
| Federation des caisses Desjardins du Quebec | 6,919 | $5.05M | 0.02% | +735+11.9% | Added |
| Maryland State Retirement & Pension System | 6,892 | $5.03M | 0.10% | +462+7.2% | Added |
| Cetera Investment Advisers | 6,732 | $4.92M | 0.01% | −2,467−26.8% | Reduced |
| MML Investors Services, LLC | 6,011 | $4.39M | 0.01% | −5,925−49.6% | Reduced |
| Eagle Global Advisors LLC | 6,002 | $4.38M | 0.16% | +500+9.1% | Added |
| iA Global Asset Management Inc. | 6,000 | $4.38M | 0.06% | 00.0% | Unchanged |
| Y-Intercept (Hong Kong) Ltd | 5,884 | $4.30M | 0.08% | +1,714+41.1% | Added |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 5,550 | $4.05M | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 5,545 | $4.05M | 0.00% | −163,553−96.7% | Reduced |
| Barclays PLC | 5,500 | $4.02M | 0.00% | −5,025−47.7% | Reduced |
| HighTower Advisors, LLC | 5,298 | $3.87M | 0.00% | −778−12.8% | Reduced |
| QVT Financial LP | 5,218 | $3.81M | 0.30% | 00.0% | Unchanged |
| State Street Corp | 5,113 | $3.73M | 0.00% | +379+8.0% | Added |
| O'Shaughnessy Asset Management, LLC | 5,055 | $3.69M | 0.02% | +385+8.2% | Added |
| China Universal Asset Management Co., Ltd. | 5,035 | $3.68M | 0.28% | +291+6.1% | Added |
| M&T Bank Corp | 5,029 | $3.67M | 0.01% | +49+1.0% | Added |
| Varma Mutual Pension Insurance Co | 5,000 | $3.65M | 0.02% | +1,000+25.0% | Added |
| HighVista Strategies LLC | 4,918 | $3.59M | 0.99% | +1,330+37.1% | Added |
| Colony Group, LLC | 4,810 | $3.51M | 0.00% | +1,329+38.2% | Added |
| Acuta Capital Partners, LLC | 4,690 | $3.42M | 2.44% | −161−3.3% | Reduced |
| Jain Global LLC | 4,641 | $3.39M | 0.04% | −53,609−92.0% | Reduced |
| Kennedy Capital Management, Inc. | 4,577 | $3.34M | 0.07% | +1,032+29.1% | Added |
| PFM Health Sciences, LP | 4,535 | $3.31M | 0.35% | +333+7.9% | Added |
| Harvey Capital Management Inc | 4,501 | $3.29M | 0.75% | +4,501 | New |
| Nilsine Partners, LLC | 4,126 | $3.23M | 0.25% | +473+12.9% | Added |
| Guggenheim Capital LLC | 4,032 | $2.94M | 0.02% | +1,236+44.2% | Added |
| Ethic Inc. | 4,029 | $2.94M | 0.05% | −56−1.4% | Reduced |
| Truist Financial Corp | 3,878 | $2.83M | 0.00% | −643−14.2% | Reduced |
| The PNC Financial Services Group, Inc. | 3,796 | $2.77M | 0.00% | +570+17.7% | Added |
| Boston Common Asset Management, LLC | 3,753 | $2.74M | 0.18% | +3,753 | New |
| Rhumbline Advisers | 3,752 | $2.74M | 0.00% | +1,923+105.1% | Added |
| AWM Investment Company, Inc. | 3,750 | $2.74M | 0.30% | 00.0% | Unchanged |
| Sectoral Asset Management Inc | 3,564 | $2.74M | 2.27% | +670+23.2% | Added |
| Brinker Capital Investments, LLC | 3,730 | $2.72M | 0.02% | −3,543−48.7% | Reduced |
| Mariner, LLC | 3,618 | $2.64M | 0.00% | −136−3.6% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 3,597 | $2.63M | 0.00% | +3,597 | New |
| Soleus Capital Management, L.P. | 3,500 | $2.56M | 0.10% | −28,226−89.0% | Reduced |
| Havemeyer Place LP | 3,431 | $2.51M | 0.29% | +2,956+622.3% | Added |
| Financiere des Professionnels - Fonds d,investissement inc. | 3,327 | $2.43M | 0.14% | +3,327 | New |
| JustInvest LLC | 3,136 | $2.29M | 0.02% | −336−9.7% | Reduced |
| Nicholas Investment Partners, LP | 2,898 | $2.12M | 0.15% | −5,356−64.9% | Reduced |
| US Bancorp | 2,823 | $2.06M | 0.00% | −3,562−55.8% | Reduced |
| Nan Fung Group Holdings Ltd | 2,800 | $2.04M | 1.69% | 00.0% | Unchanged |
| Cerity Partners LLC | 2,788 | $2.04M | 0.00% | −880−24.0% | Reduced |
| Quadrant Capital Group LLC | 2,778 | $2.03M | 0.06% | −28−1.0% | Reduced |
| Pathstone Holdings, LLC | 2,772 | $2.02M | 0.01% | +67+2.5% | Added |
| Cim, LLC | 2,769 | $2.02M | 0.29% | +133+5.0% | Added |
| SWS Partners | 2,760 | $2.02M | 0.50% | +64+2.4% | Added |
| Principal Financial Group Inc | 2,675 | $1.95M | 0.00% | +27+1.0% | Added |
| Great Valley Advisor Group, Inc. | 2,540 | $1.86M | 0.03% | +740+41.1% | Added |
| AQR Capital Management LLC | 2,530 | $1.85M | 0.00% | +129+5.4% | Added |
| WESPAC Advisors SoCal, LLC | 2,500 | $1.83M | 0.39% | +381+18.0% | Added |
| Silvercrest Asset Management Group LLC | 2,487 | $1.82M | 0.01% | −36−1.4% | Reduced |
| Sanctuary Advisors, LLC | 2,432 | $1.78M | 0.01% | −526−17.8% | Reduced |
| Gilder Gagnon Howe & Co LLC | 2,384 | $1.74M | 0.02% | −1,387−36.8% | Reduced |
| CI Private Wealth, LLC | 2,255 | $1.63M | 0.00% | +110+5.1% | Added |
| NLB Skladi, upravljanje premozenja, d.o.o. | 2,229 | $1.63M | 0.08% | −1,071−32.5% | Reduced |
| AustralianSuper Pty Ltd | 2,220 | $1.62M | 0.01% | +897+67.8% | Added |
| Dorsey Wright & Associates | 2,189 | $1.60M | 0.20% | +710+48.0% | Added |
| Edmond de Rothschild Holding S.A. | 2,173 | $1.59M | 0.02% | +245+12.7% | Added |
| Snowden Capital Advisors LLC | 2,117 | $1.55M | 0.04% | +177+9.1% | Added |
| Laird Norton Trust Company, LLC | 2,114 | $1.54M | 0.03% | −159−7.0% | Reduced |
| Kovitz Investment Group Partners, LLC | 2,034 | $1.49M | 0.03% | +87+4.5% | Added |
| Old Mission Capital LLC | 2,014 | $1.47M | 0.03% | −7,241−78.2% | Reduced |
| Diversify Wealth Management, LLC | 1,884 | $1.46M | 0.03% | +1,611+590.1% | Added |
| Atria Investments LLC | 2,001 | $1.46M | 0.02% | −453−18.5% | Reduced |
| Callan Family Office, LLC | 1,977 | $1.44M | 0.03% | 00.0% | Unchanged |
| Sequoia Financial Advisors, LLC | 1,961 | $1.43M | 0.01% | +32+1.7% | Added |
| Partners Capital Investment Group, LLP | 1,935 | $1.41M | 0.05% | −224−10.4% | Reduced |
| Tealwood Asset Management Inc | 1,889 | $1.38M | 0.63% | +1,889 | New |