argenx SE ARGX
901.12 USD +26.15 (+2.99%)
At closeNov 3, 2026, 4:32 PM EST
901.12 0.00 0.00%
After hours · Nov 3, 4:32 PM ET
873.32 Day range 903.27
663.93 52-week range 1,058.90
- YTD
- +7.16%
- 1 year
- +9.06%
Held by funds
120 US ETFs and mutual funds hold ARGX · largest positions
Ownership
Held by insiders 0.00%
Held by institutions 46.10%
Float held by institutions 46.10%
Institutions 752
Top institutional holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| FMR, LLC | 8.32% | 5,231,452 | 4.71B | Jun 29, 2026 |
| Price (T.Rowe) Associates Inc | 4.26% | 2,678,047 | 2.41B | Jun 29, 2026 |
| Jupiter Topco LLC | 3.93% | 2,474,015 | 2.23B | Jun 29, 2026 |
| Capital World Investors | 3.50% | 2,199,770 | 1.98B | Jun 29, 2026 |
| Artisan Partners Limited Partnership | 2.40% | 1,508,778 | 1.36B | Jun 29, 2026 |
| Avoro Capital Advisors LLC | 1.59% | 1,000,000 | 901.12M | Jun 29, 2026 |
Top mutual fund holders
| Holder | % held | Shares | Value | Reported |
|---|---|---|---|---|
| AMERICAN FUNDS INSURANCE SERIES-Eupac Fund | 1.51% | 951,279 | 857.22M | Sep 29, 2026 |
| New Economy Fund | 1.25% | 785,269 | 707.62M | Sep 29, 2026 |
| Fidelity Mt. Vernon Street Trust-Fidelity Growth Company Fund | 0.97% | 608,314 | 548.16M | Aug 30, 2026 |
| JANUS INVESTMENT FUND-Janus Henderson Forty Fund | 0.83% | 518,956 | 467.64M | Jun 29, 2026 |
| Fidelity Securities Fund-Fidelity OTC Portfolio | 0.75% | 472,226 | 425.53M | Aug 30, 2026 |
| iShares Trust-iShares Core MSCI EAFE ETF | 0.75% | 473,429 | 426.62M | Sep 29, 2026 |
Insiders
No insider holdings on record