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, Q2 2026
Institutional positions in Argenx SE 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
- 510
- +36 vs. Q1 2026
- Shares held
- 28.3M
- +1.98M (+7.5%) vs. Q1 2026
- Total value
- $26.1B
- +$6.90B (+35.9%) vs. Q1 2026
- New holders
- 85
- 181 more added
- Sold out
- 49
- 164 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 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 | $14.8B |
| Q1 2024 | 328 | $13.9B |
| Q4 2023 | 346 | $12.7B |
| Q3 2023 | 341 | $16.1B |
| Q2 2023 | 290 | $12.1B |
| Q1 2023 | 272 | $13.6B |
| Q4 2022 | 271 | $11.7B |
| Q3 2022 | 255 | $11.4B |
| Q2 2022 | 232 | $12.5B |
| Q1 2022 | 199 | $10.2B |
| Q4 2021 | 208 | $10.1B |
| Q3 2021 | 182 | $8.57B |
| Q2 2021 | 177 | $8.58B |
| Q1 2021 | 191 | $7.84B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Argenx SE; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 5,231,452 | $4.85B | 0.21% | +240,418+4.8% | Added |
| Price T Rowe Associates Inc | 2,678,047 | $2.48B | 0.25% | −696,908−20.6% | Reduced |
| Jupiter Topco LLC | 2,474,015 | $2.30B | 0.94% | +2,474,015 | New |
| Capital World Investors | 2,199,770 | $2.04B | 0.24% | −56,446−2.5% | Reduced |
| Artisan Partners Limited Partnership | 1,508,778 | $1.40B | 2.28% | +40,796+2.8% | Added |
| Avoro Capital Advisors LLC | 1,000,000 | $927.8M | 8.33% | 00.0% | Unchanged |
| Wellington Management Group LLP | 930,548 | $863.3M | 0.15% | −90,909−8.9% | Reduced |
| BlackRock, Inc. | 777,237 | $721.1M | 0.01% | −31,100−3.8% | Reduced |
| RTW Investments, LP | 709,446 | $658.2M | 5.62% | 00.0% | Unchanged |
| Morgan Stanley | 643,123 | $596.7M | 0.03% | +82,412+14.7% | Added |
| Invesco Ltd. | 443,990 | $411.9M | 0.03% | −150,707−25.3% | Reduced |
| Bank of America Corp | 400,234 | $371.3M | 0.02% | +1170.0% | Added |
| Alliancebernstein L.P. | 395,661 | $288.9M | 0.10% | −26,643−6.3% | Reduced |
| Bellevue Group AG | 301,000 | $279.3M | 5.88% | −12,000−3.8% | Reduced |
| Sands Capital Management, LLC | 298,599 | $277.0M | 1.03% | −41,686−12.3% | Reduced |
| Bessemer Group Inc | 267,779 | $248.4M | 0.34% | +203,528+316.8% | Added |
| William Blair Investment Management, LLC | 264,617 | $245.5M | 0.74% | −1,450−0.5% | Reduced |
| SEI Investments Co | 255,073 | $236.7M | 0.21% | −31,893−11.1% | Reduced |
| Clearbridge Investments, LLC | 253,776 | $235.4M | 0.19% | +22,420+9.7% | Added |
| Jennison Associates LLC | 226,200 | $209.9M | 0.13% | −11,268−4.7% | Reduced |
| Franklin Resources Inc | 224,930 | $208.7M | 0.05% | −8,563−3.7% | Reduced |
| Citadel Advisors LLC | 212,416 | $197.1M | 0.11% | −6,710−3.1% | Reduced |
| Pictet Asset Management Holding SA | 198,282 | $183.8M | 0.18% | +49,976+33.7% | Added |
| Two Sigma Investments, LP | 185,638 | $172.2M | 0.13% | +76,517+70.1% | Added |
| Ameriprise Financial Inc | 181,464 | $168.4M | 0.03% | −34,446−16.0% | Reduced |
| Goldman Sachs Group Inc | 177,846 | $165.0M | 0.02% | −54,139−23.3% | Reduced |
| Legal & General Group Plc | 177,164 | $164.4M | 0.03% | +26,314+17.4% | Added |
| American Century Companies Inc | 173,193 | $160.7M | 0.07% | −507−0.3% | Reduced |
| Allspring Global Investments Holdings, LLC | 170,829 | $155.4M | 0.24% | −4,482−2.6% | Reduced |
| BNP Paribas Arbitrage, SA | 157,958 | $146.5M | 0.08% | −19,878−11.2% | Reduced |
| 1832 Asset Management L.P. | 157,940 | $146.5M | 0.18% | +73,740+87.6% | Added |
| Deutsche Bank AG | 137,335 | $127.4M | 0.04% | −2,046−1.5% | Reduced |
| Bamco Inc | 136,654 | $126.8M | 0.19% | −1,994−1.4% | Reduced |
| Barclays PLC | 134,427 | $124.7M | 0.04% | +128,927+2,344.1% | Added |
| Lazard Asset Management LLC | 131,996 | $122.5M | 0.19% | −1,351−1.0% | Reduced |
| Checkpoint Capital L.P. | 131,283 | $121.8M | 31.25% | −21,717−14.2% | Reduced |
| Eventide Asset Management, LLC | 125,668 | $116.6M | 1.56% | +110.0% | Added |
| Agf Management Ltd | 125,481 | $116.4M | 0.45% | +412+0.3% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 121,786 | $113.0M | 0.11% | −7,361−5.7% | Reduced |
| Lord, Abbett & Co. LLC | 108,253 | $100.4M | 0.29% | −43,830−28.8% | Reduced |
| First Trust Advisors LP | 101,440 | $94.1M | 0.06% | −5,755−5.4% | Reduced |
| PGGM Investments | 96,511 | $89.5M | 2.20% | +24,997+35.0% | Added |
| Millennium Management LLC | 94,401 | $87.6M | 0.06% | +22,036+30.5% | Added |
| OrbiMed Advisors LLC | 92,880 | $86.2M | 1.63% | −44,020−32.2% | Reduced |
| Fiera Capital Corp | 90,423 | $83.9M | 0.30% | −126,775−58.4% | Reduced |
| Capital Research Global Investors | 88,511 | $82.1M | 0.01% | +88,511 | New |
| Federated Hermes, Inc. | 87,288 | $81.0M | 0.12% | −7,965−8.4% | Reduced |
| Pinebridge Investments LLC | 87,050 | $80.8M | 0.67% | −16,762−16.1% | Reduced |
| Public Sector Pension Investment Board | 84,300 | $78.2M | 0.21% | +11,000+15.0% | Added |
| Standard Life Aberdeen plc | 83,822 | $77.8M | 0.11% | +1,716+2.1% | Added |
| TimesSquare Capital Management, LLC | 83,114 | $77.1M | 1.13% | −30.0% | Reduced |
| Candriam Luxembourg S.C.A. | 80,120 | $74.3M | 0.33% | +25,972+48.0% | Added |
| Bank of Montreal | 77,213 | $71.6M | 0.03% | −8,120−9.5% | Reduced |
| Eagle Health Investments LP | 76,417 | $70.9M | 11.75% | +81+0.1% | Added |
| Nuveen, LLC | 74,128 | $68.8M | 0.02% | +7,887+11.9% | Added |
| Amundi | 65,122 | $60.4M | 0.01% | +3,689+6.0% | Added |
| Northern Trust Corp | 62,219 | $57.7M | 0.01% | +3,513+6.0% | Added |
| UBS Asset Management Americas Inc | 61,312 | $56.9M | 0.01% | +33,806+122.9% | Added |
| Canada Pension Plan Investment Board | 60,577 | $56.2M | 0.03% | +60,577 | New |
| Squarepoint Ops LLC | 58,400 | $54.2M | 0.11% | +39,721+212.7% | Added |
| Nomura Asset Management International Inc. | 58,267 | $54.1M | 0.08% | −107−0.2% | Reduced |
| USS Investment Management Ltd | 57,903 | $53.8M | 0.19% | +45,759+376.8% | Added |
| Westfield Capital Management Co LP | 57,082 | $53.0M | 0.17% | +57,082 | New |
| Envestnet Asset Management Inc | 55,346 | $51.3M | 0.01% | −6,072−9.9% | Reduced |
| Woodline Partners LP | 55,025 | $51.1M | 0.16% | +55,025 | New |
| Rock Springs Capital Management LP | 52,750 | $48.9M | 2.39% | −45,750−46.4% | Reduced |
| Handelsbanken Fonder AB | 52,653 | $48.9M | 0.14% | −2,273−4.1% | Reduced |
| Ensign Peak Advisors, Inc | 52,027 | $48.3M | 0.08% | −19,571−27.3% | Reduced |
| Adage Capital Partners GP, L.L.C. | 50,607 | $47.0M | 0.07% | −39,393−43.8% | Reduced |
| Nomura Asset Management Co Ltd | 49,179 | $45.6M | 0.10% | −127−0.3% | Reduced |
| Jefferies Financial Group Inc. | 45,068 | $41.8M | 0.38% | +15,063+50.2% | Added |
| Dimensional Fund Advisors LP | 44,408 | $41.2M | 0.01% | +5,614+14.5% | Added |
| Tri Locum Partners LP | 41,596 | $38.6M | 4.75% | +9,961+31.5% | Added |
| Arrowstreet Capital, Limited Partnership | 40,062 | $37.2M | 0.02% | +40,062 | New |
| Point72 Asset Management, L.P. | 39,983 | $37.1M | 0.06% | +39,983 | New |
| UBS Group AG | 36,583 | $33.9M | 0.01% | +4,936+15.6% | Added |
| Raymond James Financial Inc | 34,757 | $32.2M | 0.01% | −2,045−5.6% | Reduced |
| Wells Fargo & Company | 34,453 | $32.0M | 0.01% | −3,651−9.6% | Reduced |
| Assenagon Asset Management S.A. | 33,062 | $30.7M | 0.02% | +18,276+123.6% | Added |
| Victory Capital Management Inc | 30,865 | $28.6M | 0.02% | −1,390−4.3% | Reduced |
| Artia Global Partners LP | 29,739 | $27.6M | 5.25% | 00.0% | Unchanged |
| Peregrine Capital Management LLC | 29,732 | $27.6M | 0.90% | +29,732 | New |
| Mediolanum International Funds Ltd | 29,785 | $27.2M | 0.23% | +29,785 | New |
| Royal Bank of Canada | 28,562 | $26.5M | 0.00% | −4,355−13.2% | Reduced |
| Perpetual Ltd | 28,246 | $26.2M | 0.37% | −113−0.4% | Reduced |
| Blair William & Co | 27,666 | $25.7M | 0.07% | +5,259+23.5% | Added |
| Oddo BHF Asset Management SAS | 25,009 | $23.2M | 1.07% | 00.0% | Unchanged |
| TD Asset Management Inc | 24,675 | $22.9M | 0.02% | −56,149−69.5% | Reduced |
| Geode Capital Management, LLC | 23,861 | $22.1M | 0.00% | +292+1.2% | Added |
| Patient Square Capital LP | 23,000 | $21.3M | 3.31% | −13,718−37.4% | Reduced |
| Life Cycle Investment Partners Ltd | 22,490 | $20.9M | 0.10% | −36,377−61.8% | Reduced |
| Van Eck Associates Corp | 22,193 | $20.6M | 0.01% | −18,204−45.1% | Reduced |
| New York State Common Retirement Fund | 22,082 | $20.5M | 0.03% | −17,355−44.0% | Reduced |
| Soleus Capital Management, L.P. | 19,955 | $18.5M | 0.64% | +16,455+470.1% | Added |
| LPL Financial LLC | 19,499 | $18.1M | 0.00% | −3,748−16.1% | Reduced |
| Natixis Advisors, L.P. | 19,088 | $17.7M | 0.02% | −1,292−6.3% | Reduced |
| Jain Global LLC | 18,913 | $17.5M | 0.21% | +14,272+307.5% | Added |
| Voloridge Investment Management, LLC | 18,797 | $17.4M | 0.07% | −3,854−17.0% | Reduced |
| Braidwell LP | 17,707 | $16.4M | 0.61% | −67,232−79.2% | Reduced |
| HRT Financial LP | 17,498 | $16.2M | 0.03% | −1,256−6.7% | Reduced |