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.
| 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 2025
Shares, value and share of portfolio for each institution holding Argenx SE; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| UBS Group AG | 53,793 | $39.7M | 0.01% | −14,483−21.2% | Reduced |
| Wells Fargo & Company | 55,674 | $41.1M | 0.01% | +293+0.5% | Added |
| Armistice Capital, LLC | 58,000 | $42.8M | 1.34% | −22,000−27.5% | Reduced |
| Voloridge Investment Management, LLC | 58,491 | $43.1M | 0.14% | +19,191+48.8% | Added |
| Acadian Asset Management LLC | 62,804 | $46.3M | 0.08% | +62,804 | New |
| First Trust Advisors LP | 64,985 | $47.9M | 0.04% | +6,215+10.6% | Added |
| New York State Common Retirement Fund | 65,122 | $48.0M | 0.06% | +1,020+1.6% | Added |
| Manufacturers Life Insurance Company, The | 65,286 | $48.2M | 0.04% | +2,043+3.2% | Added |
| Standard Life Aberdeen plc | 66,676 | $49.2M | 0.08% | −3,617−5.1% | Reduced |
| Raymond James Financial Inc | 68,794 | $50.7M | 0.02% | −3,794−5.2% | Reduced |
| Soleus Capital Management, L.P. | 69,426 | $51.2M | 2.74% | +26,550+61.9% | Added |
| Northern Trust Corp | 69,751 | $51.4M | 0.01% | +6,819+10.8% | Added |
| Caisse de Depot Et Placement du Quebec | 73,595 | $54.3M | 0.10% | −17,300−19.0% | Reduced |
| Braidwell LP | 76,091 | $56.1M | 1.67% | −118,400−60.9% | Reduced |
| PGGM Investments | 76,699 | $56.6M | 0.92% | 00.0% | Unchanged |
| Eagle Health Investments LP | 77,430 | $57.1M | 14.99% | 00.0% | Unchanged |
| Artia Global Partners LP | 78,311 | $57.8M | 10.16% | 00.0% | Unchanged |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 80,632 | $59.5M | 0.15% | −6,782−7.8% | Reduced |
| Nuveen, LLC | 81,400 | $60.0M | 0.02% | +81,400 | New |
| Alliancebernstein L.P. | 84,753 | $62.5M | 0.02% | +30,918+57.4% | Added |
| Invesco Ltd. | 84,919 | $62.6M | 0.01% | −158,827−65.2% | Reduced |
| Deutsche Bank AG | 88,724 | $65.4M | 0.02% | +68,794+345.2% | Added |
| Summit Partners Public Asset Management, LLC | 92,454 | $68.2M | 2.22% | +75,331+439.9% | Added |
| Envestnet Asset Management Inc | 95,711 | $70.6M | 0.02% | +8,850+10.2% | Added |
| Pinebridge Investments, L.P. | 95,723 | $70.6M | 0.53% | +18,982+24.7% | Added |
| Ensign Peak Advisors, Inc | 96,361 | $71.1M | 0.12% | +3,025+3.2% | Added |
| BNP Paribas Arbitrage, SA | 106,714 | $78.7M | 0.06% | +39,919+59.8% | Added |
| 1832 Asset Management L.P. | 110,700 | $81.6M | 0.14% | −61,700−35.8% | Reduced |
| TD Asset Management Inc | 120,902 | $89.2M | 0.07% | +860+0.7% | Added |
| Federated Hermes, Inc. | 124,224 | $91.6M | 0.16% | +565+0.5% | Added |
| Eventide Asset Management, LLC | 125,371 | $92.5M | 1.52% | −120.0% | Reduced |
| TimesSquare Capital Management, LLC | 127,530 | $94.1M | 1.35% | −6,050−4.5% | Reduced |
| Lazard Asset Management LLC | 137,196 | $101.2M | 0.14% | +9,708+7.6% | Added |
| Two Sigma Advisers, LP | 139,700 | $103.0M | 0.21% | +125,700+897.9% | Added |
| Rock Springs Capital Management LP | 142,750 | $105.3M | 6.15% | −33,000−18.8% | Reduced |
| Legal & General Group Plc | 148,619 | $109.6M | 0.02% | +22,810+18.1% | Added |
| Checkpoint Capital L.P. | 150,000 | $110.6M | 37.07% | +230.0% | Added |
| Jefferies Financial Group Inc. | 155,000 | $114.3M | 1.05% | −400−0.3% | Reduced |
| Ameriprise Financial Inc | 165,658 | $122.2M | 0.03% | +54,463+49.0% | Added |
| Bamco Inc | 167,694 | $123.7M | 0.33% | −13,039−7.2% | Reduced |
| D. E. Shaw & Co., Inc. | 169,028 | $124.7M | 0.10% | +31,064+22.5% | Added |
| Pictet Asset Management Holding SA | 169,333 | $124.8M | 0.12% | −27,953−14.2% | Reduced |
| Woodline Partners LP | 169,476 | $125.0M | 0.59% | +129,205+320.8% | Added |
| OrbiMed Advisors LLC | 172,300 | $127.1M | 3.05% | −35,700−17.2% | Reduced |
| Alkeon Capital Management LLC | 175,000 | $129.1M | 0.58% | +100,000+133.3% | Added |
| Fiera Capital Corp | 177,654 | $131.0M | 0.42% | +19,180+12.1% | Added |
| Goldman Sachs Group Inc | 193,113 | $142.4M | 0.02% | +50,963+35.9% | Added |
| Lord, Abbett & Co. LLC | 196,877 | $145.2M | 0.43% | +95,798+94.8% | Added |
| Allspring Global Investments Holdings, LLC | 211,330 | $162.2M | 0.26% | +26,343+14.2% | Added |
| American Century Companies Inc | 229,770 | $169.5M | 0.09% | +23,864+11.6% | Added |
| Jennison Associates LLC | 240,228 | $177.2M | 0.10% | −24,419−9.2% | Reduced |
| Franklin Resources Inc | 258,274 | $190.5M | 0.05% | −21,529−7.7% | Reduced |
| Two Sigma Investments, LP | 294,160 | $217.0M | 0.33% | +250,278+570.3% | Added |
| SEI Investments Co | 312,268 | $230.3M | 0.25% | −4,131−1.3% | Reduced |
| Bank of America Corp | 342,379 | $252.5M | 0.02% | +6,259+1.9% | Added |
| Millennium Management LLC | 347,518 | $256.3M | 0.20% | −82,326−19.2% | Reduced |
| Morgan Stanley | 435,106 | $320.9M | 0.02% | +5,815+1.4% | Added |
| BlackRock, Inc. | 523,801 | $386.3M | 0.01% | −26,345−4.8% | Reduced |
| Bellevue Group AG | 546,328 | $402.9M | 8.37% | −24,711−4.3% | Reduced |
| RTW Investments, LP | 673,497 | $496.7M | 6.12% | 00.0% | Unchanged |
| Citadel Advisors LLC | 713,559 | $526.3M | 0.42% | −152,411−17.6% | Reduced |
| Wellington Management Group LLP | 729,986 | $538.4M | 0.09% | +324,653+80.1% | Added |
| Clearbridge Investments, LLC | 756,862 | $558.2M | 0.42% | −16,004−2.1% | Reduced |
| Avoro Capital Advisors LLC | 990,000 | $730.2M | 9.45% | −185,000−15.7% | Reduced |
| Capital World Investors | 1,959,504 | $1.45B | 0.20% | +8,422+0.4% | Added |
| Artisan Partners Limited Partnership | 2,186,510 | $1.61B | 2.32% | −163,266−6.9% | Reduced |
| Janus Henderson Group PLC | 2,575,251 | $1.90B | 0.87% | +9,852+0.4% | Added |
| Price T Rowe Associates Inc | 3,640,409 | $2.69B | 0.29% | −1,339,567−26.9% | Reduced |
| FMR LLC | 5,692,346 | $4.20B | 0.22% | +268,838+5.0% | Added |
| Johnson Investment Counsel Inc | 8 | – | – | +8 | New |
| Adage Capital Partners GP, L.L.C. | 0 | $0 | 0.00% | −297,113−100.0% | Sold out |
| Assenagon Asset Management S.A. | 0 | $0 | 0.00% | −112,057−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −89,296−100.0% | Sold out |
| Public Sector Pension Investment Board | 0 | $0 | 0.00% | −82,082−100.0% | Sold out |
| Railway Pension Investments Ltd | 0 | $0 | 0.00% | −39,500−100.0% | Sold out |
| AXA S.A. | 0 | $0 | 0.00% | −31,133−100.0% | Sold out |
| UBS Asset Management Americas Inc | 0 | $0 | 0.00% | −24,419−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −23,790−100.0% | Sold out |
| Cookson Peirce & Co Inc | 0 | $0 | 0.00% | −22,239−100.0% | Sold out |
| Capital Fund Management S.A. | 0 | $0 | 0.00% | −14,993−100.0% | Sold out |
| Saturn V Capital Management LLC | 0 | $0 | 0.00% | −10,285−100.0% | Sold out |
| T. Rowe Price Investment Management, Inc. | 0 | $0 | 0.00% | −9,510−100.0% | Sold out |
| Holocene Advisors, LP | 0 | $0 | 0.00% | −6,866−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −6,299−100.0% | Sold out |
| Diadema Partners LP | 0 | $0 | 0.00% | −5,974−100.0% | Sold out |
| Skandinaviska Enskilda Banken AB (publ) | 0 | $0 | 0.00% | −5,764−100.0% | Sold out |
| Nomura Holdings Inc | 0 | $0 | 0.00% | −4,629−100.0% | Sold out |
| Headlands Technologies LLC | 0 | $0 | 0.00% | −3,556−100.0% | Sold out |
| Sivik Global Healthcare LLC | 0 | $0 | 0.00% | −2,500−100.0% | Sold out |
| Panagora Asset Management Inc | 0 | $0 | 0.00% | −2,427−100.0% | Sold out |
| XY Capital Ltd | 0 | $0 | 0.00% | −2,276−100.0% | Sold out |
| UBS Oconnor LLC | 0 | $0 | 0.00% | −2,191−100.0% | Sold out |
| Polar Asset Management Partners Inc. | 0 | $0 | 0.00% | −1,847−100.0% | Sold out |
| Alyeska Investment Group, L.P. | 0 | $0 | 0.00% | −1,836−100.0% | Sold out |
| ADAR1 Capital Management, LLC | 0 | $0 | 0.00% | −1,759−100.0% | Sold out |
| Royal London Asset Management Ltd | 0 | $0 | 0.00% | −1,591−100.0% | Sold out |
| Persistent Asset Partners Ltd | 0 | $0 | 0.00% | −1,377−100.0% | Sold out |
| Abc Arbitrage SA | 0 | $0 | 0.00% | −1,340−100.0% | Sold out |
| Values First Advisors, Inc. | 0 | $0 | 0.00% | −1,025−100.0% | Sold out |
| R Squared Ltd | 0 | $0 | 0.00% | −980−100.0% | Sold out |