ARGENX SE - ADR (ARGX) Institutional Ownership Changes & 13F Activity
ARGENX SE - ADR (ARGX). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q4 2025). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include Fmr Llc, Price T Rowe Associates Inc, Janus Henderson Group Plc, Artisan Partners Limited Partnership, and Avoro Capital Advisors Llc.
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Cornerstone Financial Management Llc | Buy | +3 | — | 3 | $2.52K | Q4 2025 | Aug 28, 2026 |
| Advisors Asset Management, Inc. | Sell | -1,160 | -100.0% | 0 | $0.00 | Q4 2025 | Aug 26, 2026 |
| Ensign Peak Advisors, Inc | Sell | -5,909 | -6.1% | 90,452 | $76.07M | Q4 2025 | Aug 18, 2026 |
| Rehmann Capital Advisory Group | Buy | +357 | — | 357 | $301.06K | Q4 2025 | Mar 04, 2026 |
| Shp Wealth Management | Buy | +8 | — | 8 | $7.30K | Q4 2025 | Mar 04, 2026 |
| Compass Financial Services Inc | Buy | +14 | — | 14 | $11.77K | Q4 2025 | Feb 27, 2026 |
| Td Capital Management Llc | Buy | +44 | — | 44 | $37.00K | Q4 2025 | Feb 26, 2026 |
| Bell Investment Advisors, Inc | Buy | +15 | — | 15 | $12.62K | Q4 2025 | Feb 24, 2026 |
| Virtu Financial Llc | Buy | +6,041 | — | 6,041 | $5.08M | Q4 2025 | Feb 23, 2026 |
| Beaird Harris Wealth Management, Llc | Buy | +2 | — | 2 | $2.02K | Q4 2025 | Feb 23, 2026 |
| Northcoast Asset Management Llc | Buy | +1,947 | — | 1,947 | $1.64M | Q4 2025 | Feb 20, 2026 |
| Dorsey Wright & Associates | Buy | +1,479 | — | 1,479 | $1.24M | Q4 2025 | Feb 20, 2026 |
| Sunbelt Securities, Inc. | Buy | +49 | — | 49 | $41.21K | Q4 2025 | Feb 20, 2026 |
| Corient Private Wealth Llc | Buy | +246,572 | — | 246,572 | $1.80M | Q4 2025 | Feb 19, 2026 |
| Compound Planning, Inc. | Buy | +1,302 | — | 1,302 | $1.09M | Q4 2025 | Feb 19, 2026 |
| Mcguire Capital Advisors Inc | Buy | +3 | — | 3 | $2.52K | Q4 2025 | Feb 19, 2026 |
| Raymond James Financial Inc | Buy | +57,489 | — | 57,489 | $48.34M | Q4 2025 | Feb 18, 2026 |
| Mackenzie Financial Corp | Buy | +6,230 | — | 6,230 | $5.21M | Q4 2025 | Feb 18, 2026 |
| Cim, Llc | Buy | +2,636 | — | 2,636 | $2.22M | Q4 2025 | Feb 18, 2026 |
| Vident Advisory, Llc | Buy | +1,160 | — | 1,160 | $975.50K | Q4 2025 | Feb 18, 2026 |
| Mercer Global Advisors Inc | Buy | +562 | — | 562 | $472.79K | Q4 2025 | Feb 18, 2026 |
| First Commonwealth Financial Corp | Buy | +511 | — | 511 | $430.09K | Q4 2025 | Feb 18, 2026 |
| Newedge Advisors, Llc | Buy | +509 | — | 509 | $428.54K | Q4 2025 | Feb 18, 2026 |
| Ameriflex Group, Inc. | Buy | +7 | — | 7 | $5.89K | Q4 2025 | Feb 18, 2026 |
| Fmr Llc | Buy | +5,592,319 | — | 5,592,319 | $4.70B | Q4 2025 | Feb 17, 2026 |
| Price T Rowe Associates Inc | Buy | +3,362,324 | — | 3,362,324 | $2.83B | Q4 2025 | Feb 17, 2026 |
| Janus Henderson Group Plc | Buy | +2,458,164 | — | 2,458,164 | $2.06B | Q4 2025 | Feb 17, 2026 |
| Artisan Partners Limited Partnership | Buy | +1,756,942 | — | 1,756,942 | $1.48B | Q4 2025 | Feb 17, 2026 |
| Avoro Capital Advisors Llc | Buy | +990,000 | — | 990,000 | $832.54M | Q4 2025 | Feb 17, 2026 |
| Wellington Management Group Llp | Buy | +679,236 | — | 679,236 | $571.20M | Q4 2025 | Feb 17, 2026 |
Frequently asked questions about ARGX activity
Which institutional owners are buying ARGX?
Institutional owners buying ARGX include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.
What does "buy" mean in ARGX activity?
"Buy" means an investor increased their reported position in ARGX compared to the prior reporting period. This reflects growing exposure to ARGENX SE - ADR (ARGX) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).
Is institutional interest in ARGX increasing?
Institutional interest in ARGX can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.
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